Manual [PDF] (32 pages)
- Updated: 20.07.2026
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The potential amplitude of the workpiece is reduced by means of dual AC.
Dual AC Type IZS42 Series
Rapid static neutralization by a feedback sensor
Feedback Sensor Type IZS41 Series
Simple operation: Can be controlled by powering the ionizer ON
Standard Type IZS40 Series
*1 IZS42 installation height: 300 mm
*2 Conditions: With feedback sensor, Discharge time from 1000 V to 100 V
Object to be neutralized: Charged plate (150 mm x 150 mm, Capacitance 20 pF)
Installation distance: 200 mm (Tungsten emitter with air purge)
Potential amplitude: 25 V or less
*1
Rapid static neutralization: Fastest time 0.1 s
*2
Ionizer
RoHS
Energy saving
high-efficiency
cartridge
IZS40/41/42 Series
CAT.ES100-97C
The potential amplitude can be reduced with SMC’s original dual AC type sensor.
Static neutralization in consideration of damage to a device which is sensitive to electrostatic discharge (ESD) can be achieved.
The potential amplitude generated in the applicable workpiece is reduced even if the workpiece is mounted within close proximity of the ionizer.
Potential amplitude: 25 V or less 80% reduction compared to the existing model
(Compared to the IZS31 series at an installation height of 300 mm)
Simple operation: Can be controlled by
powering the ionizer ON
Implementation of our original dual AC type
+ ions and − ions are dis-
charged at the same time to
allow the + and − ions to
reach the workpiece evenly,
thereby reducing the potential
amplitude.
AC type
+ ion and − ion layers reach
the workpiece alternately,
which increases the potential
amplitude.
Ion generation frequency: 30 Hz, Supply pressure: 0.1 MPa,
High speed static neutralization cartridge
For the static neutralization of glass substrates
For the static neutralization of electric substrates
Dual AC Type IZS42 Series (Potential amplitude reduction specification)
Standard Type IZS40 Series
IZS40/41/42 Series
0
11
10
9
8
7
6
5
4
3
2
1
0
500
1000
1500
2000
Installation distance [mm]
Discharge time [s]
Static neutralization data when the voltage is reduced from 1000 V to 100 V
IZS40
41%
Prevents the breakage of glass substrates
by the static electricity generated when the
substrate is lifted from the surface plate
Prevents the breakage of electric substrates
by the static electricity generated when the
substrates are picked up after dicing
Comparison of potential amplitude between AC type and dual AC type
(Installation height of sensor: 300 mm)
−40
−20
0
20
40
Time
Surface potential of workpiece [V]
AC type
Dual AC type IZS42
25 V or less
Existing model
Discharge time = 3.2 seconds (41% faster)
when installed at a long distance (1000 mm)
Dual AC type IZS42
1
Ionizer
An e-con connector is used.
Suitable for the static neutralization of resin and rubber
pieces (small parts)
e-con connector
The operating mode after static neutralization (when electrostatic potential: within ±30 V) can be selected.
�Energy saving mode Stops generating ions after static neutralization to reduce power consumption
�Continuous static neutralization mode After static neutralization, the ionizer continues to neutralize
static electricity in AC mode while maintaining the electrostatic potential within ±30 V.
·Prevents element disruption due to discharge
·Prevents the adhesion of dust
For the static neutralization of PET bottles
·Prevents bottles from falling over on
conveyor belts
·Prevents the adhesion of dust
For the static neutralization of molded goods
·Improves the detachability of molded
goods from the mold
For the static neutralization
of glass substrates
·Prevents breakage due to adhesion and discharge
·Prevents the adhesion of dust
Rapid static neutralization by a feedback sensor
Feedback Sensor Type IZS41 Series
Feedback sensor
Detects the polarity of the object
to be neutralized and measures
the charged voltage
−
+
−
+
Stop
Ion emission waveform
Operating mode
Energy saving mode
Continuous static
neutralization mode
−
+
AC (Without sensor)
Workpiece
electrification
Static neutralization
completion
Time
Charged voltage
Generates ions of the opposite
polarity outside of the ±30 V range
AC operation
within ±30 V
3
2
1
0
−1
−2
−3
1
2
3
4
Time [s]
Electrostatic potential [kV]
With sensor
Without sensor
With sensor
Without sensor
Continuous static neutralization mode
Supply pressure: 0.1 MPa, Ion generation frequency: 30 Hz,
High speed static neutralization cartridge (8.6 L/min (ANR)/Cartridge)
Discharge time [s]
10
8
6
4
2
0
500
1000
1500
2000
Installation distance L [mm]
Installation height of sensor: 25 mm
Ionizer
Workpiece
L
With sensor
Without sensor
∗ An auto balance sensor
is installed.
� An AC adapter power
supply is available.
Sensing AC
(High speed static neutralization specification)
For the static neutralization
of electric substrates
The discharge speed can be increased by using a feedback sensor (option) to detect the
workpiece's electrostatic potential and continuously emit ions of the opposite polarity.
2
IZS40/41/42 Series
¡3 types of emitter cartridges
2 assist air nozzles allow for high
speed static neutralization.
1 cartridge equipped with 2 assist air nozzles allows for high speed
static neutralization by transferring ionized air produced in the emitter
to the workpiece.
1 assist air nozzle allows for energy
saving static neutralization.
Reducing the number of assist nozzles by half for static neutralization,
which does not require a high volume of assist air due to the close
distance to the object to be neutralized, allows for energy savings by
reducing air consumption.
Emitter
Assist air nozzles
Assist air nozzle
Energy saving static neutralization cartridge
High speed static neutralization cartridge
The offset voltage (ion balance) in the static neutralization area is controlled so that the
voltage is maintained at a constant value. This is achieved by monitoring the ions emitted
from the ionizer using the ground line and adjusting the + and - ion supply rates.
Adjustment and maintenance labor can be reduced by using an auto balance sensor.
Various low maintenance cartridges can
be selected according to the application.
The sensor is installed within the ionizer
body and may be mounted anywhere.
Built-in type (Standard)
¡ The ion balance near the workpiece can
be accurately adjusted automatically.
¡ Reduces fluctuations in the offset voltage
of the static neutralization area caused by
the installation height, disturbances, etc.
High accuracy type (Option)
Measures the nearest offset voltage
Auto balance sensor
30
0
–30
Offset voltage [V]
Time
Effect of auto balance sensor (Image)
Built-in sensor OFF
Built-in sensor ON
Continuously controls offset voltage
+ return current
– return current
Monitoring of the +/– return currents
Workpiece
Detects and adjusts the offset
voltage around workpieces
IZS
41
IZS
42
IZS
40
IZS
41
IZS
42
3
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