ALR121-S01 Yokogawa | Serial Communication Module 2 Port
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Overview
The Yokogawa ALR121-S01 is a Serial Communication Module designed for reliable data transfer using the RS-422/RS-485 interface. With its compact and lightweight design, it offers a robust communication solution for industrial automation applications, enabling flexible connections for point-to-point and multipoint configurations. Its high transmission speed and wide compatibility make it ideal for systems requiring precise and efficient communication
Technical Specifications
| Parameter | Details |
|---|---|
| Product Type | ALR121 Serial Communication Module |
| Manufacturer | Yokogawa |
| Model Number | ALR121-S50 |
| Interface | RS-422 / RS-485 |
| Connection Method | Point-to-point (RS-422), Multipoint (RS-485) |
| Synchronization Method | Start-stop synchronization |
| Communication Function | Half-Duplex |
| Transmission Speed | 1200 / 2400 / 4800 / 9600 / 19200 / 38400 bps |
| Transmission Code | ASCII / Binary |
| Current Consumption | 0.5 A |
| Power Supply Voltage | Standard industrial power supply (not specified) |
| Dimensions (LxWxH) | 3.28 cm x 14.29 cm x 13 cm |
| Weight | 0.3 kg |
| Explosion Protection | None |
| Operating Temperature | 0°C to 50°C (expected, based on standard modules) |
| Storage Temperature | -20°C to 70°C (expected, based on standard modules) |
| Relative Humidity | 10% to 90% non-condensing (expected) |
| Mounting | Panel or DIN rail mounting (to be confirmed) |
| Transmission Distance | Up to 1.2 km for RS-485 (depending on speed) |
Frequently Asked Questions (FAQ)
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What is the transmission distance for the ALR121-S01?
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For RS-485, the module supports up to 1.2 km depending on the transmission speed.
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What type of synchronization does this module use?
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The ALR121-S01 uses start-stop synchronization for reliable communication.
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What formats of data transmission does this module support?
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It supports both ASCII and binary transmission codes.
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Is this module explosion-proof?
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No, the ALR121-S01 does not come with explosion protection features.
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What are the supported communication speeds?
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Supported transmission speeds include 1200, 2400, 4800, 9600, 19200, and 38400 bps.
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