Yokogawa | RS-232 Communication Module ALR111-S01
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Overview
The Yokogawa ALR111-S01 RS-232 Communication Module is a robust and high-performance interface designed for seamless integration into Yokogawa’s CENTUM CS and CENTUM VP distributed control systems (DCS). Engineered to handle reliable data communication, it supports Modbus slave communication and subsystem communication functions, making it ideal for industrial automation applications requiring precise and consistent data transmission.
Technical Specifications
| Attribute | Details |
|---|---|
| Brand | Yokogawa |
| Model | ALR111-S01 |
| Suffix Meaning | "S01" – Designates specific RS-232 module variant |
| Communication Function | Modbus slave communication, subsystem communication |
| Communication Type | Half-Duplex |
| Synchronization Method | Start-Stop Synchronization |
| Transmission Speed | 1200/2400/4800/9600/19200/38400 bps |
| Transmission Code | Binary |
| Character Length | 8 bits |
| Stop Bit Length | 1/2 bits |
| Parity Check | None, Even, Odd |
| Lag Time After Transmission | 1 ms |
| Transmission Distance | Maximum 15 meters |
| Current Consumption | 0.5 A |
| Dimensions | 12.7 cm x 5.1 cm x 12.7 cm (5.0" x 2.0" x 5.0") |
| Weight | Approx. 0.3 kg (10.1 oz) |
| I/O Wiring | AKB131, AKB132, AKB135, AKB136 cables |
FAQ (Frequently Asked Questions)
Q1: What is the primary communication function of the ALR111-S01?
A: The primary functions are Modbus slave communication and subsystem communication.
Q2: What is the maximum transmission distance?
A: The maximum transmission distance for the ALR111-S01 is 15 meters.
Q3: What transmission speeds are supported by this module?
A: It supports 1200, 2400, 4800, 9600, 19200, and 38400 bps.
Q4: Which cables are compatible with the ALR111-S01?
A: It is compatible with AKB131, AKB132, AKB135, and AKB136 cables.
Q5: What is the weight and size of the module?
A: The module weighs approximately 0.3 kg (10.1 oz) and measures 12.7 cm x 5.1 cm x 12.7 cm.
Q6: What power consumption does this module require?
A: The current consumption is 0.5 A.