Table of contents
8.4.3 Creating customer-specific test procedures........................................................................61
8.4.4 Managing customer-specific device templates (test sample templates).............................63
8.4.5 Managing templates............................................................................................................63
8.5 Managing a user .................................................................................................................64
8.6 Managing a database..........................................................................................................65
8.6.1 Creating (“New”) and selecting e.g. a database.................................................................65
8.6.2 Managing test samples .......................................................................................................66
8.6.2.1 “Change”, “Copy” and “Delete” using the test sample as an example ................................67
8.7 Zero balance, cable and probe calibration..........................................................................69
8.8 Setting the display, time and language ...............................................................................70
9 Testing......................................................................................................................................................71
9.1 Requirements for tests and measurements ........................................................................71
9.2 Connecting the safety measuring lines ...............................................................................74
9.3 Automatic testing.................................................................................................................76
9.4 Manual testing.....................................................................................................................77
9.5 Individual tests ....................................................................................................................79
9.5.1 Testing the protective conductor resistance........................................................................79
9.5.2 Testing the insulating resistance.........................................................................................80
9.5.3 Testing the protective conductor current.............................................................................83
9.5.4 Testing the contact current..................................................................................................84
9.5.5 Testing the device leakage current .....................................................................................86
9.5.6 Testing the patient leakage current.....................................................................................87
9.5.7 Functional test.....................................................................................................................90
9.5.8 Cable continuity test............................................................................................................91
9.5.9 Testing the safety extra-low voltage....................................................................................92
9.5.10 Testing the voltage of the welding circuit ............................................................................93
9.5.11 Testing the contact current of the welding circuit................................................................94
9.5.12 Testing of PRCDs ...............................................................................................................95
10 Maintenance.............................................................................................................................................96
10.1 Maintenance schedule ........................................................................................................96
10.2 Making the device free of voltage .......................................................................................96
10.3 Cleaning the device.............................................................................................................97
10.4 Calibrating the device..........................................................................................................97
10.5 Installing an update (GUI, firmware) ...................................................................................98
10.6 Recovering the password....................................................................................................99
11 Technical data........................................................................................................................................100
12 Disposal and environmental protection ..............................................................................................101
13 Appendix ................................................................................................................................................102
13.1 Automatic test procedures ................................................................................................102
5284 / 08/2023 en BENNING ST 755+ / ST 760+ 5
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