Yokogawa ALR121-S53 Serial Communication Module

FAQs

Q1: What is the main function of the Yokogawa ALR121-S53 module?
A1: The ALR121-S53 Serial Communication Module enables serial communication between the field control station (FCS) and subsystems like FA-M3, Modbus, and MELSEC-A.

Q2: What communication protocols are supported by the ALR121-S53 module?
A2: It supports RS-422 and RS-485 communication protocols with dual-redundant communication capabilities.

Q3: What is the maximum transmission distance for the ALR121-S53 module?
A3: The maximum transmission distance is 1200 meters when using RS-485.

Q4: Can the ALR121-S53 module handle multiple communication channels?
A4: Yes, the module supports both point-to-point and multipoint configurations.

Q5: What is the maximum communication speed supported by this module?
A5: The module supports transmission speeds of up to 38400 bps.

Q6: What kind of devices can be connected to the ALR121-S53 module?
A6: It can connect with devices using Modbus, MELSEC-A, FA-M3, and other compatible systems.

Q7: How is the ALR121-S53 module mounted?
A7: The module can be mounted on ANB10, ANB11, ANR10, AFF50, AFV10, AFV30, or AFV40 field control units.

Q8: What are the physical dimensions and weight of the ALR121-S53 module?
A8: The dimensions are 126.7 × 32.8 × 130 mm, and the weight is 0.3 kg.

ALR121-S53 Serial Communication Module Yokogawa

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