Instructions

5.1 Requirements for tests and measurements
Operation
5191 / 07/2021 enBENNING CM 2-126
5 Operation
The device enables you to carry out various tests and measurements.
5.1 Requirements for tests and measurements
• Remove the device (safety measuring lines) from the measuring point before setting a
switch position on the rotary switch of the device.
• Only use approved safety measuring lines [}page27].
• Please consider sources of interference that might be present. Strong sources of
interference in the vicinity of the device might involve unstable readings and measuring
errors.
• Please observe the associated measuring ranges and measuring accuracies in chapter
Measuring ranges [}page22] for carrying out the tests and measurements.
DANGER
Maximum admissible voltage
Danger to life or serious injury is possible due to contact with high electric voltage.
• Use the device only in electric circuits of overvoltage categoryIII with a conductor for a
maximum of 600V or of overvoltage categoryIV with a conductor for a maximum of 300V
to earth.