COMBI521
EN - 118
Overall earth resistance without RCD tripping (Ra )
Voltage range P-PE, P-N:
100V
265V
Voltage range N-PE:
<10V
Frequency:
50/60Hz
5%
Overall earth resistance in systems with Neutral (3-wire) – (30mA or higher RCD)
Range [
] Resolution
[
]
Accuracy
0.05
9.99
0.01
(5
rdg +8dgt)
10.0
199.9
0.1
Overall earth resistance in systems with Neutral (3-wire) – (6mA and 10mA RCD)
Range [
] Resolution
[
]
Accuracy
0.05
9.99
0.01
(5
rdg +30dgt)
10.0
199.9
0.1
Overall earth resistance in systems withot Neutral (2-wire) – (30mA or higher RCD)
Range [
] Resolution
[
]
Accuracy
0.05
9.99
0.01
(5
rdg +8dgt)
10.0
99.9
0.1
100
1999
1
Overall earth resistance in systems withou Neutral (2-wire) – (6mA and 10mA RCD)
Range [
] Resolution
[
]
Accuracy
0.05
9.99
0.01
(5
rdg +30dgt)
10.0
99.9
0.1
100
1999
1
Contact voltage (measured during RCD and Ra test)
Range [V]
Resolution [V]
Accuracy
0
Ut LIM
0.1
-0%, +(5.0
rdg + 3V)
Phase rotation with 1 test lead
Voltage range P-N, P-PE[V]
Frequency range
100
265
50Hz/60Hz
5%
Measurement is only carried out by direct contact with metal live parts (
not on insulation sheath
).
Voltage drop
Range [%]
Resolution [%]
Accuracy
0
100
0.1
(10%rdg + 4dgt)
Environmental parameters (AUX)
Measurement Range Resolution Accuracy
°C
-20.0
60.0°C
0.1°C
(2%rdg +2dgt)
°F
-4.0
140.0°F
0.1°F
RH%
0.0%
100.0%RH
0.1%RH
DC voltage
-1999.9mV
-1.0mV
1.0mV
1999.9mV
0.1mV
Lux
0.01
20.00lux
0.01Lux
1
2klux
1Lux
1.00
20.00klux
0.01kLux
Values lower to ±1mVDC are zeroed; Values lower to 0.1mVAC are zeroed
