OPERATING MANUAL PAT-800/805 version 1.09
3
CONTENTS
1
SAFETY .................................................................................................................... 5
2
GENERAL DESCRIPTION AND FEATURES OF THE INSTRUMENT ......... 6
3
SWITCHING ON AND GENERAL SETTINGS .................................................. 7
3.1
P
OWER SUPPLY
...................................................................................................... 7
3.2
S
TART TEST AFTER SWITCHING THE METER ON
......................................................... 8
3.3
G
ENERAL
S
ETTINGS
-
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 R
PE
on IEC lead test (only
PAT-805) ..................................................................................................... 15
3.3.9
Configuration of settings from PC ............................................................... 16
4
MEASUREMENTS ................................................................................................ 19
4.1
P
RELIMINARY TEST
............................................................................................... 19
4.2
M
EASUREMENT OF PROTECTIVE LEAD RESISTANCE USING
200
M
A
CURRENT
.......... 21
4.3
C
OMPENSATION OF THE TEST LEAD RESISTANCE DURING THE MEASUREMENT OF THE
PROTECTIVE LEAD RESISTANCE USING
200
M
A
CURRENT
(
AUTO
-
ZERO
) .................. 23
4.4
M
EASUREMENT 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
M
EASUREMENT OF INSULATION RESISTANCE
......................................................... 27
4.5.1
R
ISO
measurement on devices of Class I ....................................................... 28
4.5.2
R
ISO
measurement on devices of Class II (III) .............................................. 29
4.6
M
EASUREMENT OF SUBSTITUTE LEAKAGE CURRENT
.............................................. 30
4.7
M
EASUREMENT OF
PE
LEAKAGE CURRENT
........................................................... 32
4.8
M
EASUREMENT OF DIFFERENTIAL LEAKAGE CURRENT
.......................................... 33
4.9
M
EASUREMENT OF TOUCH LEAKAGE CURRENT
..................................................... 35
4.10
M
EASUREMENT OF CURRENT
,
POWER CONSUMPTION AND VOLTAGE
...................... 36
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