Instruction Manual MM850432 ed. 05
29
MicroCal 20
calibrator is designed to be insensitive to transients or noise, the following recommendations should be followed to reduce ac pick up in the signal leads and to ensure a
good performance. The input leads should not be run near ac line wiring, transformers and heating elements. Input/output leads should, if possible, be twisted and shielded with the
shield grounded at the end of the cable. When shielded cables are used the shield must be connected to the negative terminal.
The following figure shows some examples of input/output wiring of the instrument: