BENNING IT 130 Technical data
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8.2 Low-impedance resistance / continuity test
8.2.1 Low-impedance resistance R LOW
Measuring range according to EN 61557-4: 0.16 Ω ÷ 1999 Ω
Measuring range R (Ω
ΩΩ
Ω) Resolution (Ω
ΩΩ
Ω)
Accuracy
0.00 ÷ 19.99
0.01
±(3 % of the measured value + 3 digits)
20.0 ÷ 199.9
0.1
200 ÷ 1999
1
±(5 % of the measured value)
Measuring range R+, R- (Ω
ΩΩ
Ω)
Open-circuit voltage ...............................6.5 V DC ÷ 9 V DC
Measuring current...................................min. 200 mA for a load resistance of 2 Ω
Test cable compensation........................up to 5 Ω
Number of possible tests ........................> 2000, with fully charged batteries / storage batteries
Automatic polarity reversal of the testing voltage.
8.2.2 Continuity test
Measuring range (Ω
ΩΩ
Ω) Resolution (Ω
ΩΩ
Ω)
Accuracy
0.0 ÷ 19.9
0.1
20 ÷ 1999
1
±(5 % of the measured value + 3 digits)
Open-circuit voltage ...............................6.5 V DC ÷ 9 V DC
Short-circuit current ................................max. 8.5 mA
Test cable compensation........................up to 5 Ω
8.3 Residual current protection devices (RCDs)
8.3.1 General data
Nominal tripping differential current ........10 mA, 30 mA, 100 mA, 300 mA, 500 mA, 1000 mA
Accuracy.................................................-0 / +0,1⋅I∆; I∆ = I∆N, 2×I∆N, 5×I∆N
-0.1⋅I∆ / +0; I∆ = 0.5×I∆N
AS / NZS: ± 5 %
Shape of testing current..........................sinusoidal (type AC), pulsating (type A, type F),
...............................................................smooth direct current (type B, type B+)
DC offset for pulsating testing current.....6 mA (typical)
RCD type................................................undelayed, delayed (S)
Initial polarity of the testing current ........ 0º or 180º
Voltage range .........................................93 V ÷ 134 V (45 Hz ÷ 65 Hz)
185 V ÷ 266 V (45 Hz ÷ 65 Hz)
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