GMC-I Messtechnik GmbH
21
Reference Conditions
Ambient temperature
+23 °C
±
2 K
Position of use
horizontal
Frequency
40 ... 60 Hz
Wave shape
for : sinusoidal
Relative humidity
40 ... 60%
The instrument features half-wave rectification and is calibrated
in r.m.s. values. It evaluates the arithmetical mean of a half-wave
and indicates different values for undulatory voltage or current,
depending on the polarity of connection.
For other influencing quantities
according to IEC/EN 60 051
Ambient Conditions
Storage temperatures
–25 ... 65 °C (without battery)
Relative humidity
max. 75%, no condensation allowed
METRA HIT 2A: Accuracy
(for reference conditions per IEC/EN 60 051),
Class 2.5 for
and ;
maximum permissible intrinsic error in the 15 A : range:
±
2%;
1,5 V~: +1/–2,5%
Class 2.5 for
Ω
(error in relation to a scale length of 52 mm)
METRA HIT 2A: additional accuracy class influence and nominal ranges of use
Ambient temperatures
for : 0 ... +23 ... +40 °C
for : +13 ... +23 ... +35 °C
Frequency
Ranges 1.5 V ... 500 V:
35 ... 40 ... 60 ... 1000 Hz
Ranges 1.5 mA ... 1.5 A:
35 ... 40 ... 60 ... 1000 Hz
Range 15 A:
40 ... 45 ... 60 ... 1000 Hz
Other influencing quantites according to IEC/EN 60 051
