Yokogawa ALR121-S00 Serial Communication Module Primary Turbine Protection Board • Front Panel Module status

• Front Panel Module status LEDs indicate Module health and

Input Impedance: 1 kΩ at 24VDC

Dimensions (D x W x H): 3

and a debugger

Insulation Resistance: ≥1000 MΩ at 500 V

Yokogawa ALR121-S00 Serial Communication Module Primary Turbine Protection Board • Front Panel Module statusSpecifications: Input voltage: 24 VDC 10% Power consumption: 3. 5 W max. Operating temperature range: 10 to +60 C Storage temperature range: 25 to +70 C Dimensions: 45 97 103 mm (W H D) Weight: 300 g Features: Supports RS 422 RS 485 serial communication Supports both point to point and multi drop communication modes Supports both full duplex and half duplex communication modes Supports baud rates from 300 to 38400 bps Supports data formats of 7, 8,