TESTO 312-4, Инструкция по эксплуатации

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1 Contents
3
1 Contents
1 Contents ................................................................................................... 3
2 Safety and the environment .................................................................... 5
2.1. About this document ........................................................................ 5
2.2. Ensure safety ................................................................................... 6
2.3. Protecting the environment .............................................................. 6
3 Specifications .......................................................................................... 7
3.1. Use .............................................................................................. 7
3.2. Technical data ................................................................................. 8
4 Product description ................................................................................. 9
4.1. Overview.......................................................................................... 9
4.1.1. Control elements and connections ................................................................... 9
4.1.2. Display ......................................................................................................... 10
4.1.3. Menu overview ............................................................................................... 12
4.2. Basic properties ............................................................................. 13
5 First steps .............................................................................................. 14
6 Using the product .................................................................................. 15
6.1. Performing settings ........................................................................ 15
6.1.1. Location ......................................................................................................... 16
6.1.2. Memory ......................................................................................................... 16
6.1.3. Instrument ...................................................................................................... 18
6.1.4. Service ......................................................................................................... 19
6.1.5. Input ......................................................................................................... 21
6.1.6. Gas type ........................................................................................................ 23
6.2. Measuring ...................................................................................... 23
6.2.1. Important information for pressure measurement ........................................... 23
6.2.2. Connection variations .................................................................................... 24
6.2.3. Zeroing the display ........................................................................................ 26
6.2.4. Save readings/implement measurement program .......................................... 27
6.2.5. Print readings ................................................................................................. 28
6.2.6. Activate measuring functions ......................................................................... 28
6.3. Perform measurement procedures ................................................ 29
6.3.1. Pretest/main test, high pressure at water pipes ............................................. 29
6.3.2. Leak rate/usability after pressure drop ........................................................... 31