User manual

6 Overview
20
6 Overview
6.1. Display and control elements
1 Grip area
2 Switch on measuring point illumination and LC display illumination
3 HOLD (record reading)
4 LED safety extra-low voltage exceeded
5 LC display
Display Meaning
AC AC voltage is applied
DC DC voltage is applied
HOLD Reading is recorded
V Voltage in V
A Current in A
• Safety extra-low voltage exceeded (> 50 V AC /
> 120 V DC)
• Single pole phase testing (only testo 755-2):
phase detected
Ω, kΩ Resistance in ohms or kilo-ohms
Continuity
,
Rotating magnetic field direction left or right