TABLE OF CONTENTS
1SAFETY ................................................................................................................. 5
2GENERAL DESCRIPTION AND FEATURES OF THE INSTRUMENT ............................. 6
3SWITCHING ON AND MAIN MENU........................................................................ 8
3.1 POWER SUPPLY ........................................................................................................... 8
3.2 START TEST AFTER SWITCHING THE TESTER ON .................................................................. 8
3.3 GENERAL SETTINGS –MENU ........................................................................................ 9
3.3.1 Symbols on screen.......................................................................................... 10
3.3.2 Setting date and time .................................................................................... 11
3.3.3 Interface settings ........................................................................................... 13
3.3.4 Measurement settings ................................................................................... 14
3.3.5 Printing........................................................................................................... 15
3.3.6 PAT specifications .......................................................................................... 16
3.3.7 Firmware upgrade.......................................................................................... 17
3.3.8 Information about tester and producer ......................................................... 19
3.3.9 Service ............................................................................................................ 19
3.3.10 Network setting .......................................................................................... 19
3.3.11 List of Users................................................................................................. 22
3.3.12 Memory structure (Clients, Objects, Subobjects and Appliances)............... 24
3.3.12.1 Adding Clients...................................................................................................... 24
3.3.12.2 Adding Objects..................................................................................................... 26
3.3.12.3 Adding Appliances. .............................................................................................. 28
3.3.12.4 Deleting clients, objects and appliances. ............................................................. 29
3.3.13 Communication with PC.............................................................................. 30
4MEASUREMENTS................................................................................................ 31
4.1 PRELIMINARY TEST .................................................................................................... 31
4.2 MEASUREMENT OF PE RESISTANCE............................................................................... 32
4.3 MEASUREMENT OF INSULATION RESISTANCE .................................................................. 35
4.3.1 Measurement of RISO on Class I devices.......................................................... 36
4.3.2 Measurement without using the test socket ................................................. 37
4.3.3 Measurement of RISO on Class II (III) devices .................................................. 37
4.3.4 RISO measurement of IEC power cord ............................................................. 38
4.4 DURABILITY OF INSULATION (FLASH TEST)–ONLY PAT-820.............................................. 38
4.4.1 Measurement on Class I devices .................................................................... 39
4.4.2 Measurement on Class II devices ................................................................... 40
4.5 MEASUREMENT OF SUBSTITUTE LEAKAGE CURRENT.......................................................... 41
4.6 MEASUREMENT OF PE LEAKAGE CURRENT ..................................................................... 43
4.7 MEASUREMENT OF DIFFERENTIAL LEAKAGE CURRENT ....................................................... 45
4.8 MEASUREMENT OF TOUCH LEAKAGE CURRENT ................................................................ 48