WAGNER Force Ten FDX Operation Manual
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FORCE TENTM FDX/FPX
OPERATION
MANUAL
CALL TOLL FREE: 800 345 4188
www.wagnerinstruments.com
[email protected]
Wagner Instruments • Greenwich CT 06836-1217 • Fax: 203 698 9696
fdxman_200313_mp
COMPACT SIMPLICITY
HAND-HELD UTILITY
DIGITAL CLARITY
FDX FORCE GAGE
FPX ALGOMETER
PAIN TESTER
FPX ALGOMETER
FORCE TESTER
FDX FORCE GAGE
all-guide
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FORCE TENTM FORCE GAGE
MOST IMPORTANT - READ BEFORE USING THE FDX FORCE GAGE
OVERLOADS:
FDX provides overload protection of its load cell. However, EXCESSIVE
OVERLOADS or IMPACT LOADING will cause permanent damage.
Prior to reaching an overload condition, the FDX sounds the tone for
five seconds, then displays “HELP”. Continuing to apply force to the
FDX will damage the load cell. For overload protection by capacity,
see SPECIFICATIONS TABLE 3.
When HELP is displayed, it indicates:
• FDX is overloaded. Increasing the load will damage the load cell.
CORRECT LOADING:
FDX is intended for axial loads only. Application of force to the load shaft
at an angle or twisting the load shaft will cause erroneous readings. If
these forces are excessive, damage will occur.
ATTACHING IMPLEMENTS: Attach implements “finger-tight” only. Use of tools to attach implements
to the load shaft will cause damage to the FDX.
AC ADAPTER/CHARGER: Use only the AC adapter/charger, supplied with FDX.
Using other adapter/charger units may damage the gage.
CABLE CONNECTION:
Turn FDX off before connecting or disconnecting a cable.
NiMH BATTERIES:
Use of NiMH replacement batteries is recommended.
Do not use charger or USB cable if alkaline or lithium batteries are used.
Never install the batteries backwards.
Do not use batteries with different brand names or mix old batteries
with new.
Never crush, short-circuit, or incinerate batteries.
Do not use damaged batteries.
Recommend recycling batteries using a local collection program.
PRECAUTIONS
!
!
!
CAUTION
FORCE TENTM FORCE GAGE
FORCE TENTM DIGITAL FORCE GAGE
FDX
OPERATION MANUAL
TABLE OF CONTENTS
Section
Page
Precautions
1
Table of Contents
2
FDX / FPX Features
3
FPX Application
6
FDX / FPX Specifications
7
A.
Keypad and Display
9
B.
Menu Control
10
B.1
Menu Description
11
B.2
Menu Operations
11
B.2.1
Menu Access
11
B.2.2
Menu Navigation
12
C.
Gage Operation
15
C.1
Power On
16
C.2
Zero the Display
16
C.3
Display Force
17
C.3.1
Non-Peak Mode
17
C.3.2
Peak Mode
18
C.3.3
Error Messages
19
D.
USB Data Output
20
D.1
USB Commands
20
E.
Data Transmission
21
E.1
USB Configuration Settings
21
F.
Pin Assignments
21
G.
Gage Capacity
22
G.1
Overload Protection
22
H.
Calibration
23
J.
Power Supply
27
Dimensions
28
Warranty
Back Cover
FORCE TENTM FORCE GAGE
CONSTRUCTION
• Fiberglass reinforced plastic pistol grip handle.
• Large 4-digit 0.7” display.
• Displays: TENS, COMP, Peak, 5-bar battery status,
USB/SGL or USB/CNT data transmission and units.
• Tension and Compression with lbf, kgf, N and ozf selectable units.
• American standard threads – Metric adapters available.
OPERATION
• Simple 4-button control and menu access.
• Selectable units: lbf, kgf, N and ozf.
• Selectable auto-off, backlight & audible signal.
• Peak force sampling: 1200 / second.
• USB data output and charging.
• Single value output with SEND key.
• Single or continuous data output with Windows-compatible
data logging software, included with gage.
POWER
• 2 x AAA 1.2V 1000 mAh rechargeable NiMH batteries.
• Charge battery from AC or USB.
• Selectable auto-off conserves battery charge.
ACCESSORIES
• 2 x AAA NiMH batteries, AC adapter/charger,
hook, flat tip, carrying case, 6-ft long USB cable & driver,
Mark-10 MESUR™Lite data logging software,
NIST calibration certificate.
• FDX implements - hook, flat tip
• FPX implements - 1 cm2 rubber tip, verification hook
ACCURACY
• ± 0.3% of full scale ±1 least significant digit.
WEIGHT & DIMENSIONS
• 0.5 lb (225 g), shipping weight: 4 lb (2 kg).
• 5 3/8” (136 mm) H x 2 3/4” (70 mm) W x 1 1/4” (32 mm) D.
FDX / FPX
FEATURES
FORCE TENTM FORCE GAGE
The newly updated Force Ten™ FDX is a low cost digital force gage, rich in
useful features, for routine force testing. The USB data output, backlit display
and audible signals are a few of the features, added to enhance the versatility of
compact simplicity.
The FDX housing is made of impact resistant plastic and is intended for hand-
held testing with a comfortable pistol grip handle. It is powered by 2 x AAA
rechargeable NiMH batteries for portable use up to 20 hours with an overnight
charge, or continuous AC power through the USB cable for stationary use.
The newly added USB data output pairs with Mark-10’s MESURTMLite Windows-
compatible data logging software, included with the FDX. Single data points are
sent to MESUR™Lite, using the gage SEND key, or MESUR™Lite can collect
single or continuous data points from the PC, which can then be exported to
Microsoft ExcelTM.
FDX FEATURES
COMPACT SIMPLICITY
HAND-HELD UTILITY
DIGITAL CLARITY
FORCE TEN FDX
Compact Digital Force Gage
USB Data Logging
Software
NIST Calibration
Certificate
Overload Protection
Pistol Grip Handle
Auto Calibration
Large 4-digit 0.7” Display
with On / Off Backlight
0.3 % Accuracy
Selectable Units
lbf / kgf / N / ozf
USB or AC Charger
20 Hour NiMH Battery
1200 Peak
Sampling Rate
FORCE TENTM PAIN TEST
The FPX PainTest™ Algometer uses the FDX Force Gage as its force sensor,
so FPX Algometer operation is the same as the FDX Force Gage.
When using the 1 cm2 round rubber tip, the FPX Algometer display provides direct
pressure readings matching the world-wide pain testing standard:
• lbf / cm2
• kgf / cm2
• N / cm2
It is assumed the FPX Algometer user is a medical or therapeutic professional,
familiar with the broad field of pain testing.
Contact Wagner Instruments for assistance: [email protected].
FPX FEATURES
COMPACT ALGOMETER
HAND-HELD UTILITY
DIGITAL CLARITY
FORCE TEN FPX
Compact Digital Algometer
Pain Diagnostic Gage
USB Data Logging
Software
NIST Calibration
Certificate
Overload Protection
Pistol Grip Handle
Auto Calibration
Large 4-digit 0.7” Display
with On / Off Backlight
0.3 % Accuracy
Selectable Units
lbf / kgf / N / ozf
USB or AC Charger
20 Hour NiMH Battery
1200 Peak
Sampling Rate
TEST
PAIN THRESHOLD
PAIN TOLERANCE
TRIGGER & TENDER POINTS
Example:
If the force gage reading is 6 lbf,
the pressure reading is 6 lbf / cm2.
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FORCE TENTM PAIN TEST
The updated Force Ten™ FPX Algometer performs pain diagnostic testing with the
advantages of a digital force gage. Newly added features include backlit display,
audible signals and USB output with data logging software for collection of patient
test results.
Pressure algometry is a reliable measure of pain in muscle, joint, tendons, and
ligaments. The FPX proves the benefits of applied medication, physiotherapy or
manipulation.
As treatment progresses, the FPX quantifies improvements or setbacks. Pain
threshold measurements provide unique information not obtainable by any other
method. The objective measurements give reassurance to patients by confirming
improvement.
> Pain Threshold -- the minimum pressure that induces pain in tender and trigger
points of tissue. The FPX quantitatively assesses the tenderness of hypersensitive
areas. The FPX 25, used for pain threshold testing, is appropriate for determining the
minimum pressure that triggers pain at the point of interest.
> Pain Tolerance -- the point where a painful pressure stimulus can no longer be
tolerated. The FPX, assesses pain-pressure sensitivity for maximum tolerated
pressure. The FPX 50 is used for pain threshold and tolerance testing; with a wider
range for comparative tests between a normal sensitivity control point and the area of
interest.
Algometers are used as a reliable method of quantifying tissue tenderness.
Before taking a measurement, you may wish to demonstrate the process to the patient
by pressing the algometer into the palm of the hand.
Using the Algometer:
1. Localize any sensitive areas you wish to measure by gentle but firm palpation.
2. Holding the gage by the handle, place the rubber-tipped load shaft over the
predetermined trigger point or area of palpable tenderness you wish to measure.
• Make sure the gage shaft is perpendicular to the skin surface.
• Stabilize any nodular muscular regions between the middle and index finger
of your indifferent hand.
3. Apply steady, gentle pressure at a rate of 1kg/cm2/sec. until the patient first feels
pain and responds by saying “now.”
4. Remove Algometer and record the value.
FPX APPLICATION
FORCE TENTM FORCE GAGE
TABLE 1 FDX - CAPACITIES and RESOLUTION
MODEL
CAPACITY * / GRADUATION
FDX 10
10 x 0.01 lbf
160 x 0.2 ozf
5 x 0.005 kgf
50 x 0.05 N
FDX 25
25 x 0.02 lbf
400 x 0.5 ozf
10 x 0.01 kgf
100 x 0.1 N
FDX 50
50 x 0.05 lbf
800 x 1 ozf
25 x 0.02 kgf
250 x 0.2 N
FDX 100
100 x 0.1 lbf
1600 x 2 ozf
50 x 0.05 kgf
500 x 0.5 N
* Overload protection to 150% of capacity for FDX 10, FDX 25, FDX 50 and 130% capacity for FDX 100.
FPX Application Guide:
FPX 10 – For tissue over bone and more sensitive areas.
FPX 25 – Most popular for pain threshold trigger points.
FPX 50 – Popular with dual use for pain threshold and pain tolerance.
FPX 100 – For veterinary use on large animals, e.g., horses.
TABLE 2 FDX - OPTIONAL ACCESSORIES
MODEL
DESCRIPTION
MODEL
DESCRIPTION
FD/S-1 *
Steel Hook - Large (100 lbf)
FDX/NIST
NIST Calibration Certificate
FD/S-2 *
Flat Head (5/8" diameter)
FDX/CA210 *
Cable, USB, FDX to PC, Male A
FD/S-3
Cone Point
FDX/BATT-AAA
NiMH Battery – 1.2V 1000mAh AAA Size
FD/S-4
Chisel Head
FDX/AC-USB
AC Adapter with USB Cable – 110/220 VAC
FD/S-5
Vee Tip
* Replacement USB cable, driver and MESUR™Lite software on a CD.
FD/S-6
Extension Rod
FD/A-7
Hinged Hook - Small (20 lbf)
FD/S-7
Hinged Hook - Large (100 lbf)
FD/RT
1 cm2 Flat Rubber Tip
FD/CP2
2" Compression Plate
* Steel hook and flat head included with FDX.
FDX / FPX
SPECIFICATIONS
FORCE TENTM FORCE GAGE
TABLE 3 FORCE TEN™ - TECHNICAL SPECIFICATIONS
Item
Specification
Accuracy
±0.3 % Full Scale (FS) ± 1 Least Significant Digit (LSD)
Display
4-digit, 0.7” Liquid Crystal Display (LCD)
Display Update
8 per second
Resolution
1000 graduations (1250 for 25 lbf capacity)
Tare
20% of Full Scale (FS)
Overload Protection
15 / 37.5 / 75 / 130 lbf
Power
• 110 or 220 VAC Adapter/Charger
• USB connection
• Rechargeable AAA NIMH battery
Battery Endurance
Up to 20 hours with backlight on
Up to 30 hours with backlight off
Battery Charge
Overnight for full charge
Calibration
Auto-Calibration – One full capacity weight
Peak Force Sampling Rate
1200 Samples per second
Menu Selection
Menu selection of:
• Unit – set lbf, kgf, N, ozf
• AoFF – set power off time
• PSS – display sample rate
• bLit – set backlight off time
• tonE – set audible button press tone
• USB – Display baud rate, stop bit, parity
• LCAL – start auto-calibration
FDX / FPX
SPECIFICATIONS
FORCE TENTM FORCE GAGE
A. KEYPAD AND DISPLAY
A.1
Keypad Description
FDX is operated with four buttons that control all functions. Practice using the
buttons to gain familiarity with gage operation prior to actual use.
For simplicity, each control button has two context sensitive functions.
The function of each button depends on how the gage is powered on.
See Section B. Menu Control of gage setup and configuration details
See Section C. Gage Operation for all operating modes
If there is no display or if low battery is indicated, the battery may be low or not securely
connected. Connecting the AC Power Adapter or USB Cable confirms dead battery.
DISPLAY
• Force reading & units
• Tension / Compression
• Battery charge status
PEAK / SCROLL
Display Force
• Real Time Non-Peak
• Compression Peak
• Tension Peak
Control Menu
• See Section B
• Scroll through items
• Wrap-around scroll
MENU ACCESS
• See Section B
SEND / EXIT
Send Data
• Single value output
with SEND key
• Data logging software
See MESUR™Lite
manual
Exit Menu
• Leave menu at
any time
ON/OFF BUTTON
• Turns FDX on and off
ZERO / SELECT
• Selectable units, auto-off
backlight & audible signal
• Zeros gage display
• Select items from menu
FORCE TENTM FORCE GAGE
B.
MENU CONTROL
Three black buttons have the following additional functions:
SELECT
• Select displayed item.
• Review selections within each option.
SCROLL • Review menu options.
• Review selections within each option.
EXIT
• Cancel and return to previous menu option.
• Exit set-up menu.
Prior to testing, practice using buttons and menu navigation.
Scroll Menu
• Scroll to view
menu selection
• Wrap-around scroll
Exit & Save Menu
• Save new menu selections
• Leave menu at any time
Set-up Menu
• Select a category
• View & choose:
units, auto-off, filtering,
backlight, audible signal,
USB, calibration
• Change value
• Confirm change
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FORCE TENTM FORCE GAGE
B.1
Menu Description
There is no menu option for capacity selection - simply “Plug and Play”. The
gage capacity is fixed by the built in load cell. The capacity is displayed during
the power-on sequence (see section C. Gage Operation).
FDX features are configured using the set-up menu. First the category of features is
selected, then the configuration value is reviewed or changed if needed.
TABLE 4
MENU OPTIONS AND SELECTIONS
Display
Menu Category
Configuration Value
unit
Select units
lbf * / kgf / N / ozf
AoFF
Power auto-off time
no * / 30 minutes
PSS
data Points Per Sec
1200 *
bLit
Backlight auto-off time
1min / 5min * / 10min / 20min / 30min / OFF / On
tonE
Button press tone
OFF or On *
USb
Serial port configuration
bAud * / Lnth * / StoP * / Part * / trAn *
L CAL
Auto - Calibration
See H.3 Auto-Calibration
* Factory default settings.
B.2
Menu Operations
B.2.1 Menu Access
• Power off the gage.
• Press & hold ZERO/SELECT
• Then press & release ON/OFF
• Hold ZERO/SELECT until SELC is displayed
• Then release ZERO/SELECT
The display will automatically step through several
screens before the menu can be used.
Display 1 – LCD test.
All segments of the display are momentarily highlighted
providing a self-test for each LCD segment.
Display 2 – Select.
SELC is displayed as long as the ZERO/SELECT button
is held, indicating that menu selections may begin.
Display 3 – Menu category.
The first menu category is unit.
FORCE TENTM FORCE GAGE
B.2.2 Menu Navigation
The FDX uses three intuitive buttons to view, scroll, select, and save all configuration
and calibration items. SCROLL, SELECT, and EXIT labels under the buttons are
used to control menu functions:
•
SCROLL – moves through the list of available items. When SCROLL is
pressed at the end of a list, the displayed item automatically returns to the top
of the list.
•
SELECT – moves into the selected category to display the available values.
If a value is displayed and then saved, the display moves back to the previous
category. The display momentarily shows donE to confirm that the value was
saved.
•
EXIT – exits the current selected value without saving, and moves back to the
selected category; or exits a category without saving and moves back to the
previous category; or exits the setup menu.
This example steps through button presses and display information to setup the
AoFF (automatic power off) feature.
•
Enter menu setup mode (see Section B.2.1).
The first menu selection is unit.
•
Press SCROLL to view the available setup categories.
Stop when the desired category is displayed (see
TABLE 4 for complete list). In this case – AoFF.
•
Press SELECT to display the current setting.
•
Press SCROLL to view the available options.
The number of selections varies by category.
In this case there are only two.
•
Press SELECT when the desired option is displayed.
In this case the selection is automatic power off after
30 minutes.
•
The display will show donE, confirming that the new
setting has been saved. The gage returns to the
menu category when complete.
Sample Item Configuration
FORCE TENTM FORCE GAGE
B.2.2.1 unit – How to change units.
This feature allows the user to select the units of
measurement. The current setting is always shown
on the display.
lbf * displays all values in pounds force.
N displays all values in Newtons.
kgf displays all values in kilograms force.
ozf displays all values in ounces force.
B.2.2.2 AoFF – How to change power auto-off time.
This feature conserves battery power by automatically
shutting off the gage after a period of time if no buttons are
pressed. Press the ON/OFF button to restart the gage.
NOTE: The gage automatically zeros at power on.
no * - keeps the gage on all the time reducing battery
duration, but the gage is always ready for use.
30 - gage turns off after 30 minutes if no activity is detected.
B.2.2.3 PSS – How to review data points per second.
This feature displays the internal sample rate of the gage.
The sample rate is the number of electronic force
measurements processed per second.
1200 * – provides 1,200 measurements per second.
Peak sampling rate of 1200/sec is required to capture
peaks of rapidly occurring events and break tests.
The FDX takes 1200 “looks” per second to accurately
capture a break point and display it.
Digital Filtering
Filtering of displayed data provides accurate force readings by eliminating
vibrations and electro-magnetic inference.
Input bandwidth: The band of frequencies that filtering
passes thru from the load cell to the display. All other
background noise or interference frequencies are excluded.
* Factory default setting
FORCE TENTM FORCE GAGE
B.2.2.4 bLit – How to change backlight auto off time.
This feature saves power by automatically turning the
display backlight off after a period of time.
On - keeps the backlight on all the time for best
visibility -- reduces battery duration.
OFF - keeps the backlight off all the time maximizing
battery duration -- reduces visibility.
5 * - keeps the backlight on for selected number of minutes,
then turns off if no activity is detected. Provides best visibility
with good battery duration when not in use.
1 Min, 10 Min, 20 Min, 30 Min – optional automatic turn off times.
B.2.2.5 tonE – How to change power on / off tone.
This feature controls the audible tone during power
on and off.
On – momentary beep when power button is pressed.
OFF – no beep when power button is pressed.
NOTE: Gage always signals audible overload alert whether
tonE is on or off.
B.2.2.6 USb – How to review serial port configuration.
The various communication parameters of the FDX are
grouped for convenience under the USB menu category.
The FDX is a USB enabled force gage. The menu items in
the USB category indicate the pre-set configuration used
for digital communication. USB settings are not adjustable.
See Section D - USB Data Output for communication settings and use detail.
B.2.2.7 L CAL – Calibrate the load cell.
See Section H - Calibration for calibration and verification
procedures.
* Factory default setting
FORCE TENTM FORCE GAGE
C.
GAGE OPERATION
The FDX uses three intuitive buttons to zero (tare) the measurement, control the
display mode, and send USB digital data to a computer. ZERO, PEAK, and SEND
labels above the buttons are used to operate the gage:
ON/OFF
• Turns FDX on and off.
• Self-test display if held down when turning gage on.
• At turn-on, display flashes capacity and software version.
If there is no display or if low battery is indicated, the battery may be low or not
securely connected. Connecting the AC Power Adapter will confirm this.
ZERO
• Returns display to zero in non-peak and peak mode.
• Returns display to zero with or without applied tare force or weight.
PEAK
• Activates peak mode and recalls peak readings.
SEND
• Transmits a single data point
• Current display value sent via the USB port.
Each of the buttons, except ON/OFF, also has set-up functions.
C.3 Display Force
• Tension Peak
• Compression Peak
• Real Time Non-Peak
D.1 Send Data
• Transmit single data
point with SEND key
• Single or continuous output
with data logging software
C.2 Set Zero
• Tare force reading
• Same zero all modes
all-guide
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FORCE TENTM FORCE GAGE
C.1 Power On
Press the red ON/OFF button to power on the gage.
The display will automatically step through several
screens before the gage can be used.
Display 1 – LCD test.
All segments of the display are momentarily highlighted
providing a self-test for each LCD segment.
Display 2 – Firmware version number.
The software version number is momentarily displayed.
The version number changes when new firmware is uploaded.
Display 3 – Gage capacity.
The gage capacity, current selection for operating mode,
and measurement units are momentarily displayed.
Display 4 – Automatic zero.
The power on sequence automatically zeros the reading
before the first value is displayed.
Display 5 – First value.
The first displayed value will always be zero (0, 0.0, 0.00,
or 0.000) depending on gage capacity and units selection.
The gage is now ready for use with the same operating mode, units selection, and
configuration settings currently in use when the gage was last turned off.
C.2 Zero the Display
For maximum accuracy and repeatability, the load cell should be “conditioned” before
the gage is zeroed. Apply two conditioning cycles in the same push / pull direction as
the planned test. The applied conditioning force should be more than the expected
test result. Conditioning reduces internal load cell stresses and tightens grips or
fixtures.
Conditioning is recommended for first time setup and when the applied force
changes direction.
Press ZERO before each test for best accuracy and repeatability.
COMP
lbf
COMP
lbf
TENS
COMP
PEAK
USB/CNT
USB/SGL
N
ozf
lbf
kgf
COMP
lbf
Power On Sequence
FORCE TENTM FORCE GAGE
C.3 Display Force
The FDX uses three intuitive ways to display force values:
• Non-Peak Mode
FDX displays normal (i.e. - instantaneous) force applied.
• Tension Peak Mode
FDX displays highest peak tension force applied since the
gage was last cleared by pressing ZERO.
• Compression Peak Mode FDX displays highest peak compression force applied since
the gage was last cleared by pressing ZERO.
Peak values are always available in all modes. The FDX measures instantaneous
real time forces and continuously updates peak forces in tension and compression.
C.3.1 Non-Peak Mode
Displayed force values vary with the instantaneous
force applied. Use FDX in this mode for monitoring the
applied force in real time as it varies.
At any time tension or compression peaks are needed, they may be viewed by
pressing the PEAK button.
• Enter Non-Peak Mode
Press PEAK repeatedly to cycle through the display modes
until the PEAK icon is not displayed.
• Clear Measurement
Press ZERO to tare the gage and clear peak values before
each test for best accuracy and repeatability.
• Run Test
Apply push or pull force. The gage tracks and displays the
applied force.
COMP
l b f
FORCE TENTM FORCE GAGE
C.3.2 Peak Mode
Peak force values displayed by FDX are the highest peak(s)
of tension or compression since peak memory was cleared.
If peak memory is cleared, the next peak value displayed will
be that of the next test. If additional tests are run after the
first test, without clearing the peak memory, the peak value
displayed will always be the highest peak of the series.
• Enter Peak Mode
Press PEAK repeatedly to cycle through the display modes
until the desired PEAK icon is displayed.
• Clear Measurement
Press ZERO to tare the gage and clear peak values before
each test for best accuracy and repeatability. See note below.
• Run Compression Test When the COMP PEAK icon is visible, begin compression test
by applying push force. Peak force is displayed. When a higher
compression force is applied, the new peak is displayed.
• Run Tension Test
When the TENS PEAK icon is visible, begin tension test by
applying pull force. Peak force is displayed. When a higher
tension force is applied, the new peak is displayed.
• Recall Peaks
Press PEAK to cycle through display modes.
• Clear Peak Memory
Press ZERO to tare the gage and clear peak values.
• Return to Non-Peak
Press PEAK until the PEAK icon is not displayed.
NOTE: It is important to know that the displayed peak value is the highest peak
since peak memory was last cleared. If ZERO is not pressed, while in COMP PEAK or
TENS PEAK mode, the peak values from previous tests will be held in memory. New
peak values will be not be detected.
Prior to actual test use, practice with FDX “Non-peak” and “Peak” modes to gain
familiarity. FDX in non-peak or peak mode is continuously measuring the
instantaneous force applied and continuously capturing peaks.
Press the PEAK button to recall peak values in non-peak as well as peak modes.
COMP
PEAK
lbf
TENS
PEAK
lbf
FORCE TENTM FORCE GAGE
C.3.3 Error Messages
The FDX continuously monitors the applied force and displays error messages when
the force is outside the normal operating range. The FDX displays the following
messages when operator error or maintenance issues are detected:
1) TARE TOO HIGH – verifies that the tare force is
within the recommended operating range.
StoP is displayed when:
Too much tare force is applied.
Tare is more than 20% of rated load cell capacity.
Recovery: reduce tare & press ZERO.
2) OUT OF RANGE – detects operator error or
accidental use of the gage above the specified
full scale. Monitors force on the load cell and
sounds tone when force is over capacity.
The tone sounds as a reminder that the accuracy
of values above full scale is not guaranteed.
A 5-second tone sounds when:
Too much force is applied.
More than 105% of full scale reading.
Recovery: Reduce the applied force.
3) !!! OVERLOAD !!! – detects operator error or
accidental overload. Senses total force on the
load cell (tare + load) and is not affected by tare.
Too much force is applied.
More than 120% of full scale load is applied.
Gage may be damaged.
Recovery: reduce force & check calibration.
CAUTION
WARNING
!
!
!
FORCE TENTM FORCE GAGE
D.
USB DATA OUTPUT
USB communication enables the operator to transmit data points from the gage to a USB
connected computer. Data transmission is triggered by pressing the SEND button, or from
the computer with MESUR™Lite software. MESUR™Lite can be controlled to trigger a
single data point or a continuous data stream from the gage.
D.1 USB Commands
FDX USB port is controlled by gage buttons or computer keyboard.
FDX is keyboard controlled from a computer using the FDX bi-directional USB port.
This feature is useful for those with software programming skills and is not intended
for use with commercially available software such as Microsoft ExcelTM.
To view the communication protocol configuration, proceed to USB menu category
in FDX set-up menu. See Table 5 Section E.1 for details.
After USB communication is established, proceed with the following:
COMMAND
DESCRIPTION
(Not Case Sensitive)
? or C?
Send single force data point
Data Format:
The gage responds by sending a sequence of ASCII
characters reporting the current force value. Each value
will have the following format:
•
+ / - indicates compression / tension
•
4 digits with decimal point
•
units
Examples:
- 23.02 lbf
reads 23.02 pounds force in tension
18.14 fgf
reads 18.14 kilograms force in compression
Notes:
• All commands will return a message:
- Formatted digital value
• All commands must be followed by ENTER (Carriage Return / Line Feed)
• Unrecognized commands will yield no response.
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FORCE TENTM FORCE GAGE
E.
DATA TRANSMISSION
The FDX transmits force data through the USB port only – no analog or other data
output is available.
E.1
USB Configuration Settings
FDX force values transmitted are those displayed on the FDX. Serial data is
transmitted via the USB port, with the following fixed parameters. Computer
settings must match pre-set gage settings, which are not user selectable.
TABLE 5 DATA TRANSMISSION
Baud Rate
9600 (fixed, not user adjustable)
Word Length
8 (fixed, not user adjustable)
Stop Bits
1 (fixed, not user adjustable)
Parity
None (fixed, not user adjustable)
Data Format
- 25.00 lbf
F.
PIN ASSIGNMENTS
The 5-contact USB connector is located on the top side of the FDX.
The contact assignments are:
CONTACT
SYMBOL
DESCRIPTION
1
VBUS+
USB +5V DC Power
2
D-
Data – for USB communication
3
D+
Data + for USB communication
4
No Connection
Reserved for future use
5
GND
USB 5V Return
FORCE TENTM FORCE GAGE
G. GAGE CAPACITY
The FDX force gage capacity is determined by the ratings of the built in load cell and
cannot be changed by the user.
G.1
Overload Protection
• Each FDX is protected against overload.
• Prior to reaching overload limits of the load cell, the gage will indicate an
overload condition by displaying warning messages.
• Safe overload limits are a total of both tared weight and applied test weights.
TABLE 6 SAFE OVERLOAD LIMITS
Units
Capacity
Limit
% of F.S.
lbf
10 / 25 / 50 / 100
15 / 37.5 / 75 / 130
150 / 150 / 150 / 130
kgf
5 / 10 / 25 / 50
7.5 / 15 / 37.7 / 65
150 / 150 / 150 / 130
N
50 / 100 / 250 / 500
75 / 150 / 375 / 650
150 / 150 / 150 / 130
ozf
160 / 400 / 800 / 1600
240 / 600 / 1200 / 2080
150 / 150 / 150 / 130
FORCE TENTM FORCE GAGE
H. CALIBRATION
FDX features “Smart Load Cell” calibration for verification and adjustment without having to
return the gage to the factory.
Certified lb or kg test weights are applied in tension and compression to measure the FDX
accuracy before starting calibration. Review the measured data and compare to the
accuracy specification to determine if the gage passes or fails to meet the specification.
• Passes - there is no need to re-calibrate -- the gage can be re-certified.
• Fails - the gage should be re-calibrated, verified, and certified.
FDX should be periodically tested to verify it is within the specified tolerance.
H.1 Calibration Procedure Description
Step 1: Pre-calibration Verification -- check current calibration.
Certified lb, kg test weights are applied in tension and compression to measure
the FDX accuracy. Review the measured data and compare to the accuracy
specification to determine if the gage passes or fails to meet the specification.
• Passes - there is no need to re-calibrate -- the gage can be re-certified.
• Fails - the gage should be re-calibrated, verified, and certified.
Step 2: Calibrate the gage -- if needed.
Calibrate the gage - The FDX Auto-Calibration feature enables the gage to be
calibrated by one full capacity lb, kg test weight.
Step 3: Verification – verify correct calibration.
The FDX MUST be verified after each calibration to confirm that the calibration is
complete and correct.
H.2 Verification Test Procedure
Warm-up FDX for 2-3 minutes after power-on to stabilize the electronics.
A five-point tension and compression verification test is recommended with weights
equal to 20%, 40%, 60%, 80%, and 100% of FDX capacity. If the displayed weight
differs more than ±0.3% of full scale ±1 L.S.D., at any point, the FDX is out of
tolerance.
Accuracy verification requires the following testing fixtures:
•
Test stand capable of supporting weights equal to the FDX capacity.
•
Set of lb, or kg test weights.
•
Fixtures for applying test weights in tension and compression.
To restore accuracy, proceed to H.3, Auto-Calibration.
FORCE TENTM FORCE GAGE
H.3
Auto-Calibration (LCAL)
This procedure is used to return the FDX to its specified accuracy after verification
indicates the FDX is out of tolerance, or if readings are incorrect.
It is recommended to calibrate the gage in tension, however, the gage can be
calibrated using a single weight in tension or compression if desired.
Certified NIST traceable test weights are recommended, resulting in an
NIST Calibration Certificate.
Unless the FDX is verified with the test procedure described in Section H.2
and an NIST Calibration Certificate issued, FDX is not certified to NIST standards.
If certification is not required, Auto-Calibration is adequate to return the FDX to
specified accuracy.
After Auto-Calibration, FDX accuracy should be confirmed using H.2 Verification.
H.3.1 Start Auto-Calibration Procedure
Test weights must match the FDX capacity to be tested.
WARNING! – significant measurement error will occur:
- if the selected units do not match that of the calibration weight
- if the calibration weight does not match the load cell capacity
Attach FDX to the calibration test stand, and stop all movement.
Enter the calibration menu:
•
Power off the gage.
•
Press & hold ZERO/SELECT
•
Then press & release ON/OFF
•
Hold ZERO/SELECT until SELC is displayed
•
Then release ZERO/SELECT
•
The display will show unit when the gage is ready.
•
Press SCROLL until LCAL is displayed.
Then press SELECT to enter the calibration procedure.
•
Press SCROLL until the desired units are displayed.
CAL1 is for pound weights and
CAL2 is for kilogram weights.
•
Press SELECT to start the calibration procedure.
lbf
FORCE TENTM FORCE GAGE
•
The gage will display nuLL and wait for the operator
to complete all set-up procedures and stop all motion.
H.3.2 Step-by Step Auto-Calibration Procedure
Step 1: Set-up weight hanger fixture.
Install appropriate weight hanging fixture before starting
calibration.
Step 2: Condition the load cell.
The load cell must be “conditioned” before the gage is
zeroed. Apply two conditioning cycles in tension (or
compression) by applying then removing full scale weights
twice.
Conditioning reduces internal load cell stresses and tightens
grips or fixtures for better accuracy and repeatability.
Step 3: Measure the zero value.
Make sure all motion has stopped.
Press SELECT to tare the fixture weight and capture the
zero value.
The display will momentarily flash all zeros.
Step 4: Apply full scale weight.
The display shows how much weight to apply.
This will always be equal to the full scale capacity of
the gage: 10.00 lbf, 25.00 lbf, 50.00 lbf, 100.0 lbf or,
5.000 kgf, 10.00 kgf, 25.00 kgf, 50.00 kgf.
•
Apply the appropriate pound or kilogram full scale weight.
•
Make sure all motion has stopped.
•
Press SELECT.
The display will momentarily flash all zeros.
Step 5: Verify as needed.
The display is showing the non-peak real time value.
If desired, verify the new calibration as described in Section H.2 Verification
TENS
COMP
lbf
lbf
TENS
COMP
lbf
TENS
lbf
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FORCE TENTM FORCE GAGE
Step 6: Calibration Complete.
The display still shows the non-peak real time value.
Fails Calibration:
If performance is not acceptable for any reason, press the POWER button to exit
calibration mode without saving.
Call the factory if the gage does not meet performance requirements after
several calibration attempts.
Passes Calibration / Save:
Make sure all motion has stopped.
Press SELECT to record that the calibration is acceptable.
The display will flash donE when all data is saved.
The gage will automatically exit the menu / setup mode
and go to normal operation.
Calibration can be checked any time by performing the verification procedure
described in Section H.2
It is possible for the FDX to accept calibration with weights that do not match the
full scale capacity. This erroneous calibration will give inaccurate readings.
If this occurs, cycle power and re-start calibration by navigating to LCAL in the
set-up menu and repeating the calibration procedure with correct weights.
Verification is recommended to check calibration accuracy.
Verification MUST be performed for certified calibration.
TENS
lbf
WARNING
FORCE TENTM FORCE GAGE
J. POWER SUPPLY
The preferred power source is determined by FDX use: the rechargeable battery
for portable use and AC adapter/charger or USB port for stationary use.
J.1 Battery and AC Adapter
The FDX is powered by two rechargeable 1.2 Volt (AAA) Nickel Metal Hydride (NiMH)
batteries. With a full charge, the NiMH batteries will provide power up to 20 hours of
continuous use with backlight and up to 30 hours if used continuously with the backlight off.
Battery life can be extended further by using Auto-Off (described in Section B.2.2).
Low battery power is indicated on the display with a battery icon that indicates when
the charger is plugged in, when the battery has a strong charge, and when the
battery is low.
The gage will automatically turn off when the battery is fully discharged.
With the AC adapter plugged in, FDX is charging when turned on or off and charges
faster when off.
Battery OK
– 3 to 5 bars.
– safe to use gage without charger.
Battery Low
– 2 or fewer bars.
– plug in charger soon.
– gage will power down soon and data loss may occur.
– NOTE: No warning – the gage automatically turns off when
the battery charge is too low.
Charging
– increasing bars indicates charging.
– charger or USB port plugged in.
– can use gage indefinitely.
or
or
or
or
FORCE TENTM FORCE GAGE
DIMENSIONS
Units: [ inch ]
mm
[ 2.8 ]
70.0
[ 1.9 ]
47.0
[ 0.7 ]
17.5
[ 1.2 ]
31.4
[ 0.5 ]
12.4
[ 0.6 ]
16.0
[ 0.4 ]
9.5
[ 5.3 ]
135.5
10-32 UNF
FORCE ONETM FORCE GAGE
Wagner Instruments expressly warrants for one year from the date of purchase, that the goods sold
shall be free from defects in workmanship and materials under normal conditions. Wagner Instruments
will, at its option, replace, repair, or refund, in full, the purchase price of the instrument or any part
thereof which, in our opinion, is defective, provided the instrument has not been subjected to tampering,
abuse, or exposed to highly corrosive conditions. An instrument that has been improperly used cannot
be considered under this warranty. We make no warranties, expressed or implied, including, without
limitation, any warranties of fitness or merchantability, except as expressly set forth above. We shall not
be liable for any anticipated lost profits, incidental damages, consequential damages, costs, time charges,
or other losses in connection with the instrument or any replacement parts thereof. If a manufacturing
defect is found, we will replace or repair the instrument, or replace any defective part thereof without
charge; however, our obligation hereunder does not include the cost of transportation, which must be
borne by the customer. We assume no responsibility for damage in transit, and the purchaser should
present any claims for such damage to the carrier. In addition, instead of replacing or repairing the
instrument, as aforesaid, we may, at our option, take back the defective instrument and refund, in full
settlement, the purchase price thereof.
WAGNER INSTRUMENTS
P.O. Box 1217, Greenwich, CT 06836-1217, USA
Telephone: (800) 345-4188 or (203) 698-9681
[email protected]
www.wagnerinstruments.com
FDXman_200313_mp
WARRANTY