Rfm-200-s / 210-r * box card reader / antenna / reader head

  Functional features: used for card reading on the panel of the control box at the entrance and exit of the parking lot: readable and writable S50 S70 and its compatible card data encryption transmission communication error automatic detection RS485 interface led light indicates reading and writing status, high sensitivity, low power consumption and good stability technical parameters working power supply: DC5V / 200mA working frequency: 13
56MHz communication baud rate: 9600bits / s card reading distance: 5 & mdash; 10cm working temperature: - 30 ℃ - 70 ℃; overall dimension: 150 * 133 * 20MM (length * width * height) interface definition: Name: function as the positive input terminal of VCC (V) reader / writer power supply
The negative input terminal of OV (g) reader / writer power supply
RX (R) reader / writer serial RS232 communication data receiving terminal
TX (T) reader / writer serial RS232 communication data transmitter