CONTENTS
1SAFETY....................................................................................................................5
2GENERAL DESCRIPTION AND FEATURES OF THE INSTRUMENT.........6
3SWITCHING ON AND GENERAL SETTINGS ..................................................7
3.1 POWER SUPPLY......................................................................................................7
3.2 START TEST AFTER SWITCHING THE METER ON.........................................................8
3.3 GENERAL SETTINGS -MENU .................................................................................8
3.3.1 Setting date and time .....................................................................................9
3.3.2 Communication with PC..............................................................................10
3.3.3 Firmware update .........................................................................................11
3.3.4 Setting the bar-code reader .........................................................................11
3.3.5 Printer Settings............................................................................................12
3.3.6 Transferring data to a pen-drive .................................................................13
3.3.7 Setting nominal network voltage .................................................................14
3.3.8 Setting current values in the measurement of RPE on IEC lead test (only
PAT-805).....................................................................................................15
3.3.9 Configuration of settings from PC...............................................................16
4MEASUREMENTS................................................................................................19
4.1 PRELIMINARY TEST...............................................................................................19
4.2 MEASUREMENT OF PROTECTIVE LEAD RESISTANCE USING 200MACURRENT ..........21
4.3 COMPENSATION OF THE TEST LEAD RESISTANCE DURING THE MEASUREMENT OF THE
PROTECTIVE LEAD RESISTANCE USING 200MACURRENT (AUTO-ZERO)..................23
4.4 MEASUREMENT OF PROTECTIVE LEAD RESISTANCE USING 10/25A CURRENT (ONLY
PAT-805)...........................................................................................................24
4.4.1 Two-wire measurement of protective lead resistance using 10/25A current
(only PAT-805)............................................................................................25
4.4.2 Compensation of the test lead resistance during the measurement of the
protective lead resistance using 10A or 25A current (auto-zero)................25
4.4.3 Three-wire measurement of protective lead resistance using 10/25A current
(only PAT-805)............................................................................................26
4.4.4 Four-wire measurement of protective lead resistance using 10/25A current
(only PAT-805)............................................................................................27
4.5 MEASUREMENT OF INSULATION RESISTANCE.........................................................27
4.5.1 RISO measurement on devices of Class I.......................................................28
4.5.2 RISO measurement on devices of Class II (III)..............................................29
4.6 MEASUREMENT OF SUBSTITUTE LEAKAGE CURRENT ..............................................30
4.7 MEASUREMENT OF PE LEAKAGE CURRENT ...........................................................32
4.8 MEASUREMENT OF DIFFERENTIAL LEAKAGE CURRENT ..........................................33
4.9 MEASUREMENT OF TOUCH LEAKAGE CURRENT .....................................................35
4.10 MEASUREMENT OF CURRENT,POWER CONSUMPTION AND VOLTAGE ......................36