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item | value |
Place of Origin | China |
Guangdong | |
Brand Name | OEM |
Frequency | 125KHz |
Product Name | RFID 25KHz ID Card Reader Module |
Working frequency | 125KHz |
Model No | ZIDM240 |
Power Supply | DC 5V |
Work current | <100mA |
Card Support | EM4100/EM4102/EM4200/TK4100 or compatible card |
Data Output | RS232 |
Size | 40*40mm |
Antenna | Built-in Antenna |
Pin No. | Name | Description |
P1-1 | VCC | Power |
P1-2 | GND | Ground |
P1-3 | TXD/WG0 | UART serial port transmit/Wiegand data0 |
P1-4 | WG1 | Wiegand data1 |
P1-5 | NC | Null |
P1-6 | NC | Null |
P1-7 | NC | Null |
P1-8 | ANT1 | Antenna1 |
P1-9 | ANT2 | Antenna2 |
P1-10 | A0 | If = 0: continuously output serial port data; if = 1: output only once (this function is only available if the UART interface module is set, and Wiegand only outputs once) |
P1-11 | A1 | Card status indication (1: no card indication; 0: card present indication) |
P1-12 | A2 | Buzzer and LED drive pin, 200ms high level when sensing cards |
J1-1 | TX1 | 2.0mm Antenna Horizontal Mount Interface 1 (Optional) |
J1-2 | TX2 | 2.0mm Antenna Horizontal Mounting Interface 2 (Optional) |











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