1.Summary
WBJLZN-UIP AC digital sensor adopts electromagnetic isolation technology and has the advantages of three isolations among input、output and power supply. It is featured with high accuracy、high linearity、low temperature drift and short response time. This product can be widely used in the fields of telecommunication, electricity, high railway and industry control to real-time measure or monitor the ac current signals.
2.Main technical parameters
Input terminal
Input current range: AC 0.5-10A
Input voltage range: AC 220V
Frequency range: 40Hz-60Hz
Output terminal
Output: RS485
Output communication: Modbus-RTU
Baud rate: 1200bps~115200bps
Communication distance: RS485 <1000m, the transmission distance can be improved by using a repeater additionally.
Protection class: power supply interface polarity protection, input channel optoelectronic isolation, AD input interface and communication port ±15KV ESD protection, isolation voltage 2500Vrms.
Output stability: adopting high quality imported chips with original packaging, built-in double watchdog, stable and reliable operation.
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Power supply: DC12Vor DC24V, ±10%
Rated power: ≤0.5W
Accuracy: ≤0.5% F.S.
Temperature drift: 0.02%F.S./℃ (-20℃ ~ +55℃)
Response time: ≤300ms(0- 90%)(TYP)
Insulation strength: 2000V AC/1min(Among input、output and power supply)
Insulation resistor: ≥100MΩ(Among input、output and power supply)
Operation temperature range: -20~+55℃
EMC: Conforms to the standard of GB/T 1 8268.1(IEC61326-1)
