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WESDAC D20A/0511-01010 High-Performance Industrial Control Module

1) Input channels and signals
Number of channels: 32 differential isolated inputs (fully isolated) GE Vernova
Voltage input: ± 1V, ± 2.5V, ± 5V, ± 10V, ± 20VGE Vernova
Current input: ± 1mA, ± 2.5mA, ± 5mA, ± 10mA, ± 20mA, 4-20mAGE Vernova
Resolution: 14 bits+symbol bits GE Vernova
Accuracy: Voltage ± 0.05%, Current ± 0.1% (Full Scale) GE Vernova
Input impedance: voltage 44M Ω; current 250 Ω GE Vernova

2) Sampling and isolation
Conversion time: 32 full channels 550ms@60Hz / 656ms@50HzGE Vernova
Common mode rejection: 95dB@60Hz (5V range) GE Vernova
Isolation withstand voltage: 1500Vrms (channel backplane), 1000VDCGE Vernova
Surge protection: built-in capacitor+varistor, SWC surge withstand

3) Communication and Interface
D. 20 Link: 2xDB9, daisy chain networking, connected to D20 main controller
Maintenance port: RS-2329600bps, local debugging/configuration GE Vernova
Protocol: DNP3, HDLC (D.20 link)

4) Electrical and Environmental
Power supply: 20-60VDC, typical 7W (powered by D.20 link) GE Vernova
Working temperature: -40 ° C~+85 ° C (industrial wide temperature range)
Size: 19 “x 5.25” x 2.5 “(standard rack) GE Vernova
Weight: Approximately 1.3kg
Installation: 19 inch rack, supports hot swapping

Typical Applications
Power substation: monitoring of bus voltage, line current, power, and temperature
Thermal power/hydropower plants: acquisition of analog quantities for boilers, steam turbines, and auxiliary equipment
Oil and gas/chemical industry: monitoring of key process parameters (pressure, temperature, flow rate)
Industrial DCS: Analog signal acquisition scenarios with high precision and high isolation requirements

WESDAC D20A/0511-01010 High-Performance Industrial Control Module

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