User Manual

02/ 2018 BENNING CM 2
17
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To replace the batteries, proceed as follows:
- Remove the black and red measuring tips from the measurement circuit.
- Remove the black and red safety measuring leads from the BENNING CM 2.
- Lay the BENNING CM 2 on its front and unscrew the screw on the cover of
the battery compartment.
- Push the cover of the battery compartment to the side out of its guide.
- Remove the discharged batteries from the battery holder.
- Insert the new batteries into the battery holder. Make sure that they are
connected to the correct battery poles.
- Push the cover of the battery compartment into its correct position and
replace the screw.
See fig. 7: Replacing the batteries.
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Remember the environment! Do not dispose of used batteries
with domestic waste. Dispose of them at a battery-collection
point or as toxic waste. Your local authority will give you the
information you need.
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 the specified precision of the measurement results, the instrument
must be recalibrated at regular intervals by our factory service. We recommend
a recalibration interval of one year. Send the appliance to the following address:
Benning Elektrotechnik & Elektronik GmbH & CO. KG
Service Centre
Robert-Bosch-Str. 20
D - 46397 Bocholt
10. Technical data of the measuring accessories
- Standard: EN 61010-031,
- Maximum rated voltage to earth (
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) and measuring category:
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,
- Protective class II (

), continuous double or reinforced insulation,
- Contamination class: 2,
- Length: 1.4 m, AWG 18,
- Environmental conditions:
Maximum barometric elevation for making measurements: 2000 m,
Temperatures: 0 °C to + 50 °C, humidity 50 % to 80 %
- Only use the test leads if in perfect condition and according to this manual,
since the protection provided could otherwise be impaired.
- Throw the test leads out if the insulation is damaged or if there is a break in
the cable/ plug.
- Do not touch the bare contact tips of the test leads. Only grab the area
appropriate for hands!
- Insert the angled terminals in the testing or measuring device.
11. Environmental note
At the end of the product’s useful life, please dispose of the device at
collection points provided in your community.