
PAT-806-IT –USER MANUAL
CONTENTS
1Safety ................................................................................................................5
2General description and features of the instrument ....................................6
3Switching on and general settings ................................................................8
3.1 Power supply ...........................................................................................................8
3.2 Changing the type of mains (TN or IT).....................................................................8
3.3 Start test after switching the meter on...................................................................... 9
3.4 General Settings - MENU.......................................................................................10
3.4.1 Setting date and time......................................................................................................11
3.4.2 Communication with PC..................................................................................................12
3.4.3 Firmware update.............................................................................................................13
3.4.4 Setting the bar-code reader.............................................................................................13
3.4.5 Printer Settings ...............................................................................................................15
3.4.6 Transferring data to a pen-drive......................................................................................16
3.4.7 Setting nominal network voltage .....................................................................................17
3.4.8 Setting current values in the measurement of RPE on IEC lead test ................................18
3.4.9 Configuration of settings from PC ...................................................................................19
4Measurements................................................................................................22
4.1 Preliminary test ...................................................................................................... 22
4.2 Measurement of protective lead resistance using 200 mA current..............................24
4.3 Compensation of the test lead resistance during the measurement of the protective
lead resistance using 200 mA current (auto-zero).................................................27
4.4 Measurement of protective lead resistance using 10/25 A current........................28
4.4.1 Two-wire measurement of protective lead resistance using 10/25 A current...................29
4.4.2 Compensation of the test lead resistance during the measurement of the protective lead
resistance using 10 A or 25 A current (auto-zero) ...........................................................29
4.4.3 Three-wire measurement of protective lead resistance using 10/25 A current.................30
4.4.4 Four-wire measurement of protective lead resistance using 10/25 A current...................31
4.5 Measurement of insulation resistance.................................................................... 31
4.5.1 RISO measurement on devices of Class I.........................................................................32
4.5.2 RISO measurement on devices of Class II (III) .................................................................33
4.5.3 Three-point RISO measurement on welding equipment....................................................34
4.6 Measurement of substitute leakage current...........................................................36
4.7 Measurement of PE leakage current...................................................................... 39
4.8 Measurement of differential leakage current..........................................................40
4.9 Measurement of touch leakage current.................................................................. 42
4.10 Measurement of leakage current in the primary circuit of the welding machine using
PAT IPE adapter.................................................................................................... 43
4.11 Rated voltage measurement on welding equipment without load..........................46
4.12 Leakage current measurement on welding circuit IL.............................................. 48
4.13 Measurement of current, power consumption and voltage ....................................50
4.14 IEC lead test .......................................................................................................... 51
4.15 Automatic tests ......................................................................................................52
5Memory of measurement result data ...........................................................56
5.1 Storing the measurement results in the memory ...................................................56
5.2 Viewing memory data............................................................................................. 58
5.3 Deleting memory data............................................................................................ 58
5.3.1 Deleting bank data..........................................................................................................58