TESTO 570 Series - Table of Contents

Contents
Contents
1 About this document ........................................................................... 5
2 Safety and disposal .............................................................................. 6
2.1 Product-specific information ................................................................... 7
2.2 Disposal ................................................................................................. 9
3 Product-specific approvals ................................................................. 9
4 Intended use ......................................................................................... 9
5 Product description ........................................................................... 10
5.1 Overview of the testo 570s ................................................................... 10
5.2 Overview of main menu ........................................................................ 11
5.3 Control keys ......................................................................................... 12
6 First steps ........................................................................................... 13
6.1 Charging the rechargeable battery ....................................................... 13
6.2 Inserting batteries ................................................................................. 14
6.3 Switching the instrument on and off ..................................................... 15
6.4 Setup wizard ........................................................................................ 15
7 Using the product ............................................................................... 16
7.1 Preparing for measurement .................................................................. 16
7.1.1 Operating the valve positioners ............................................................ 16
7.1.2 Automatic mode ................................................................................... 17
7.2 Measuring mode................................................................................... 17
7.2.1 Refrigeration ......................................................................................... 17
7.2.2 Evacuation ........................................................................................... 21
7.2.3 Pressure Leak Test .............................................................................. 24
7.2.4 Target Superheat ................................................................................. 27
7.2.5 Compressor Test (DLT) ........................................................................ 31
7.2.6 Delta T .................................................................................................. 34
7.3 Performing long time measurement ..................................................... 35
7.4 Refrigerant charging ............................................................................. 36
7.4.1 Manual charging via weight .................................................................. 37
7.4.2 Automatic charging by target weight .................................................... 39
7.4.3 Automatic charging by subcooling ........................................................ 42
7.4.4 Automatic charging by superheat ......................................................... 45
7.5 Bluetooth .............................................................................................. 48
7.5.1 Probes compatible with the instrument ................................................. 48
7.5.2 Establishing a connection ..................................................................... 49
7.5.3 Switching on/off .................................................................................... 49
7.5.3.1 Switching on ......................................................................................... 50