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BENNING CM 10–PV
9.2 Cleaning
Clean the exterior of the device with a clean dry cloth (exception: special cleaning
wipers). Do not use any solvents and/or abrasives to clean the device. Make sure
that the battery compartment and the battery contacts are not contaminated by
leaking battery electrolyte.
If there are electrolyte contamination or white deposits in the area of the battery
or the battery compartment, clean these areas as well by means of a dry cloth.
9.3 Battery replacement
Before opening the BENNING CM 10-PV, strictly observe that the
device is free of voltage!
Electrical danger!
The BENNING CM 10-PV is supplied by means of two integrated 1.5 V batteries
(AA/ IEC LR6). Battery replacement (see fig. 11) is required as soon as all seg
-
ments of the battery symbol
L
on the digital display
K
have disappeared and
the battery symbol is flashing.
Proceed as follows to replace the battery:
- Disconnect the safety measuring leads from the measuring circuit.
- Remove the safety measuring leads from the BENNING CM 10-PV.
- Turn the rotary switch
6
to the switch setting “OFF”.
- Lay the BENNING CM 10-PV face down and release the screws of the bat-
tery compartment cover.
- Lift the battery compartment cover to remove it from the housing.
- Remove the discharged battery from the battery compartment.
- Insert the new batteries into the battery compartment observing correct polarity.
- Place the battery comparment cover onto the bottom part and tighten the
screw.
See fig. 11: Battery replacement
Make your contribution for environmental protection! Do not
dispose of discharged batteries via the household waste. In-
stead, return them to a collecting point for discharged batteries
or spezial waste. Please look for information in your commu-
nity‘s facilities.
9.4 Calibration
Benning guarantees compliance with the technical and accuracy specifications
stated in the operating manual for the first 12 months after the delivery date.
To maintain accuracy of the measuring results, the device must be recalibrated in
regular intervals by our factory service. We recommend recalibrating the device
once a year. For this purpose, send the device to the following address:
Benning Elektrotechnik & Elektronik GmbH & Co. KG
Service Center
Robert-Bosch-Str. 20
D - 46397 Bocholt
10. Technical data of measuring accessories
- Standard: EN 61010-031
- Maximum rated voltage to earth (
) and measuring category:
Safety measuring lead (part no. 044145)
With push-on caps: 1000 V CAT III, 600 V CAT IV
Without push-on caps: 1000 V CAT II
Maximum rated current: 10 A
BENNING TA PV measuring adapter (item no. 10217846):
With push-on caps: 1000 V CAT III, 600 V CAT IV
Without push-on caps: 1000 V AC/ 1500 V DC CAT II
- Length: 1.4 m
- Protection class II (
), continuous double or reinforced insulation
- Contamination class: 2
- Ambient conditions:
Maximum barometric height for measurements: 2000 m
Temperature: 0 °C to + 50 °C, humidity 50 % to 80 %
- Only use the test leads if in perfect and clean condition as well as according
to this manual, since the protection provided could otherwise be impaired.
- Replace the measuring lead if the insulation is damaged or the conductor/
connector is interrupted.
- Do not touch the bare contact tips of the measuring leads. Only touch the
area behind the grip limit intended for your hands!
