TESTO 770 - 1 Contents

1 Contents
2
1 Contents
1 Contents ......................................................................................... 2
2 Observe prior to use! ............................................................. 4
3 Safety instrucons ................................................................. 4
4 Intended use ......................................................................... 6
5 Overview ............................................................................... 7
5.1 Display and control elements ..................................... 7
5.2 LC display ................................................................... 8
5.3 Control key funcons ................................................. 9
5.4 Rotary switch funcons .............................................. 9
5.5 Further funcons ..................................................... 10
5.5.1 Bluetooth
®
(testo 770-3 only) .......................... 10
5.5.2 HOLD ............................................................... 10
5.5.3 MAX/MIN/AVG ................................................ 11
5.6 Explanaon of icons ................................................. 12
6 Operang the instrument .................................................... 13
6.1 Switching the instrument on .................................... 14
6.2 Switching the background illuminaon on/o .......... 14
6.3 Switching the instrument o (automacally/manually)
................................................................................ 14
6.3.1 Automacally .................................................. 14
6.3.2 Manually ......................................................... 14
6.4 Using testo 770-3 with testo Smart App.................... 15
6.4.1 Establishing Bluetooth
®
connecon (testo 770-3)
........................................................................ 15
6.4.2 Transming readings ...................................... 15
6.4.3 Overview of the App operang controls .......... 16
7 Carrying out a measurement ................................................ 17
7.1 Preparing for measurement ..................................... 17
7.2 Current measurement .............................................. 17
7.2.1 Measuring A AC or A DC .................................. 18
7.2.1.1 Automac measuring mode .............. 18
7.2.1.2 Manual measuring mode................... 18
7.2.2 Measuring µA AC or µA DC (testo 770-2/-3 only)
........................................................................ 19
7.2.2.1 Automac measuring mode .............. 19
7.2.2.2 Manual measuring mode................... 19