China Sr-901A Access Control RFID Em Mf Card Reader with Wiegand

SR-901A Access Control RFID EM/MF Card Reader with Wiegand

about Use
When the card approach the reader, the red light turn into green, after glinting to turn redcolor again, the buzzer sound shows transiting data. It has 500ms proximity time distance for card proximity. After finishing card proximity, if the same ID card is still in the proximity range, reader will not send out the data, neither giving any sound hint. But for Different ID card entering Proximity Area, Reader can do response continually and send out the data
Specification

Fashion novel shape design
Stable performance, resistance to metal shielding and interference ability,
Advanced anti-crash circuit design, reverse voltage input protection
Waterproof and rain, antifreeze heat, anti-wrong protection
Communication method and wiring method WG26 / 34/66 / RS485 / RS232

Notice
1. Confirm the electric voltage (DC9-16V) and differentiate positive anode and cathode of power supply
2. When external Power is used, make sure sharing the power with Controller Box or using the same GND
3. When the distance between card reader and controller is more than 50m, please use Power Line with at least 1.5 square cm Dia, or using several parallel Network wires
Product Photo
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