ABB RTAC-01 is a pulse encoder interface module mainly used in the field of industrial automation, providing services for high-precision pulse encoder applications. Here is its detailed information: Product parameters: Size: Approximately 155mm × 165mm × 0.4mm. Weight: Approximately 0.1kg. Power supply voltage: 5V DC. Communication protocol: Supports RS-232/C, CANopen, etc. Working temperature range: -20 ℃ to+70 ℃. Signal output: differential signal, with a maximum frequency of 10MHz. Input frequency range: 0 to 100kHz.