Overview; Display And Control Elements - Testo 755 Manual De Instrucciones

6 Overview

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
AC
DC
HOLD
V
A
Ω, kΩ
,
20
Meaning
AC voltage is applied
DC voltage is applied
Reading is recorded
Voltage in V
Current in A
• Safety extra-low voltage exceeded (> 50 V AC /
> 120 V DC)
• Single pole phase testing (only testo 755-2):
phase detected
Resistance in ohms or kilo-ohms
Continuity
Rotating magnetic field direction left or right