TESTO 755 Mode D'emploi page 15

1 Contents
1 Contents ..................................................................... 15
2 Observe prior to use! ................................................. 16
3 Safety instructions..................................................... 16
4 Intended use ............................................................... 17
5 Technical data ............................................................ 17
6 Overview ..................................................................... 20
6.1. Display and control elements ......................... 20
6.2. Explanation of icons ....................................... 21
7 Operating the instrument .......................................... 22
7.1. Switching the instrument on ........................... 22
7.2. Switching measuring point illumination on/off 22
7.3. Switching the instrument off ........................... 22
8 Carrying out a test ..................................................... 22
8.1. Preparing the test .......................................... 22
8.2. Voltage testing ............................................... 23
8.3. Single pole phase testing (only testo 755-2) .. 23
8.4. Current measurement .................................... 23
8.5. Continuity/resistance testing .......................... 23
8.6. Rotating magnetic field direction detection
(only testo 755-2) .................................................. 24
9 Service and maintenance .......................................... 24
9.1. Replacing the batteries .................................. 24
9.2. Maintenance .................................................. 24
9.3. Storage .......................................................... 25
9.4. Cleaning ........................................................ 25
10 Protecting the environment .................................... 26
1 Contents
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