HT GroundTest M71 - 4 Working Instructions; Instrument Description; Function Keys Description

GroundTest M71
EN – 6
4. WORKING INSTRUCTIONS
4.1. INSTRUMENT DESCRIPTION
CAPTION:
1. Inputs
2. Display
3. ON/OFF key
4. CAL key
5. Switch of test mode
6. AUTO key
7. GO key
Fig. 1: Instrument's front panel
4.2. FUNCTION KEYS DESCRIPTION
ON/OFF Key to switch on and off the instrument.
CAL key to effect zero setting of cables under modes EARTH-2W e EARTH-
3W.
AUTO key to start/stop the mode detecting critical measuring conditions (high
electric noise) with automatic updating of measuring time.
GO key to start measurement.
Switch to select measuring mode.