8
Measurement (display) symbols
PAT120 & PAT150
PAT150 only
Continuity of the protective earth
conductor
Test in progress
Insulation resistance between the
Live/Neutral conductors and earth
Measurement locked ON
Alternative method:- 40 V
ac leakage test for protective
conductor current and touch
current. Battery powered test
G
Notice: Refer to user guide
W
Resistance in ohms
(English language models)
Alternative method:- 40 V ac
leakage test for for protective
conductor current. Battery
powered test
M
W
Insulation resistance in Meg Ohms
(ohms x 1x106)
mA
Leakage current in milliamps
(English language models)
Alternative method:- 40 V ac
leakage test for for touch current.
Battery powered test
Cable polarity correct
Power lead or Extension lead
polarity test
Live to Neutral cross polarity
Test probe P1 to be connected
Live to Neutral short circuit
detected
Test or overall test group passed
Live to Earth short circuit
detected
Test or overall test group failed
Open circuit detected
f
Fuse failed
General warning - Appliance open
circuit or not switched on
NOTE
: The PAT100 instruments perform various pre-checks prior to testing to ensure the
asset is not short-circuit and is switched on
RCD
Residual current device test mode
Test Probe P2 to be connected
0˚
180˚
0º - Positive edge test
current
180 º - Negative edge test
current
T
Instrument hot, allow to cool
1xI
∆
N
5xI
∆
N
1 x I∆n = the rated operating
current of the RCD
5 x I∆n = 5 time the rated
operating current of the RCD
z
Lead null active
F
Warning: Hazardous voltages
present
V~
Volts AC
P1 test lead null set
s
Seconds
O
Extension lead adaptor lead null set
ms
Thousandths of a second
Earth leakage current measured
using the differential/residual
method
RCD – Press TEST or RESET
LN
Phase to Neutral voltage
Touch current measured with P1
test probe using the direct method
NE
Neutral to Earth Voltage
LE
Phase to Earth voltage
Separated Extra-Low Voltage
measurement
Volts AC (measurement function)
(English language models) Fixed
installation equipment continuity
test
Repeat continuity test
Fixed installation equipment
continuity test