SENTRON PAC3100
Manual, 07/2009, A5E02385159B-01
105
Technical data
11
11.1 Technical data
Device configuration
● 2 opto-isolated digital inputs
● 2 opto-isolated digital outputs
● 1 RS 485 interface for connecting to the PC or network
Measurement
Only for connection to AC voltage systems
Measuring method
For voltage measurement True root-mean-square measurement (TRMS)
For current measurement True root-mean-square measurement (TRMS)
Measured value acquisition
Energy Contiguous (zero blind measuring)
Current, voltage Contiguous (zero blind measuring)
Waveform Sinusoidal or distorted
Frequency of the relative fundamental 50/60 Hz
Measured value acquisition mode Automatic mains frequency acquisition
Measuring inputs for voltage
Voltage ph-n 277 V 3 AC (+ 20%)
Voltage ph-ph 480 V 3 AC (+ 20%)
Min. measurable voltage
Voltage ph-n 58 V 3 AC - 80%
Voltage ph-ph 100 V 3 AC - 80%
Zero point suppression level
Voltage ph-n 10 V
Voltage ph-ph 17 V
Impulse withstand voltage ≤ 6.5 kV (1.2/50 μs)
Measuring category (in accordance with IEC/UL 61010 Part 1)
Input voltage V
I
CAT III
Input resistance (ph-n) 0.84 MΩ
Max. power consumption per phase 131 mW
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