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Specifications
Input voltage
Power consumption (24DVC supply)
Overvoltage category
Pollution degree
AC/DC voltage limits
Allowed assembly position
Distances to other components
Ambient conditions
BAMU-12C auxiliary measurement unit measurement unit complies with RoHS directive
(2002/95/EC).
Operating temperature without self-heating: 0... +70 °C (32...158 °F)
Storage temperature: -40...+85 °C (-40...185 °F)
Maximum relative humidity: 90% (non-condensing)
Maximum operating altitude: 4000 m (13123 ft)
Voltage measurement specification
Number
Measurement range
Typical error
Maximum error
Current measurement specification
Range
Input impedance
Typical error
Maximum error
24 V DC ± 10%
150 mA
OVC III
PD2
1250 Vrms/DC, 2.0 kV peak
Horizontal
690 V AC basic insulation (8 mm [0.31 in]) from control electronics
Two identical, independent measurements channels. Both channels include three
(phase) voltage inputs and neutral input (U1, V1, W1, N1 and U2, V2, W2, N2)
±2.0 kV peak (phase-to-phase). Maximum voltage connected to the voltage
measurement terminals is 600/690 V (DVC C).
<0.5% at 25 °C (77 °F)
<1.25% over full temperature range
±2.5 A peak
<0.5 ohm
<0.5% at 25 °C (77 °F)
<1.25% over full temperature range
Technical data 25
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