Kobold BVO Series Operating Instruction

1. Contents 1.  Contents ........................................................................................................ 2 2.  Note .............................................................................................................. 3 3.  Regulated usage ................................................. ...

Page 3 2. Note Please read and take note of these operating instructions before unpacking and setting the unit for operation, and follow the instructions precisely as described herein. The devices are only to be used, maintained and serviced by persons familiar with these operating instructions and with the prevailing regulation ap ...

Standard Material Combinations Model : BVO-11.. Model : BVO-12.. Model : RVO-11.. Material: Brass Material: St.St. Material: Brass Slotted nozzel Brass, nickel plated 1.3955 Brass, nickel plated Connection Brass, nickel plated 1.4301 Brass, nickel plated Float Brass, nickel plated 1.4301 Brass, nickel plated Measuring Tu ...

Page 5 6. Mechanical connection Before installation:  Please ascertain whether the allowable maximum operating pressure and operating temperature of the instruments will not be exceeded (See Standard Material Combinations).  The instrument should be installed in a vertical position in the pipework. The flow direction is from ...

7. Electrical connection  Ensure that the power is disconnected during connection of the cable.  Loosen the holding screw on the plug cap and remove the cap from the plug.  Connect the power cable to the plug cap in accordance with the connection diagram below. Wiring for EX-Switches: EX-N/O: brown / blue EX-SPDT: b ...

Page 7 8. Commissioning of the Instruments The use of this meter in machines acc. to directive 89/392/EWG is prohibited until the complete machine complies to this directive. Adjustment of the limit values  Adjust the switch in this position by means of tightening the fixing screws.  Replace the plug cap and the instrument is ...

Exceeding the Measuring Range: Warning: Continuously exceeding the measuring range together with pulsating flow results in the float hitting the upper stop continuously which can lead to increased wear in the instrument. When such cases occur, please contact the supplier. The flow range may be exceeded by a large margin with ...

Page 9 11. Dimensions and Pressure Losses Instrument size SW G L (mm) B (mm) T (mm) D (mm) BVO-..01 to BVO-..10 32 1/4 (1/2) 135 39 39 --- BVO-..16 32 1/2 (3/4) 164 39 39 --- BVO-..50 41 3/4 (1) 163 (174) 45 45 --- RVO-..01 to RVO-..02 32 1/4 135 --- --- 43 RVO-..06 to RVO-..10 32 1/4 (1/2) 135 --- --- 43 RVO-..16 32 1/2 (3/4) 165 ...

13. EU Declaration of Conformance We, KOBOLD-Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Flowmeter and switch Model BVO and RVO to which this declaration relates is in conformity with the standards noted below: EN 61010-1:2010 Safety requirements for electrical equipment for m ...