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Q: What communication protocols does the ALR121-S51 support?
A: The module supports Modbus RTU for serial communication.
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Q: What is the operating voltage of the ALR121-S51?
A: The module operates with a 24 VDC power supply ± 20%.
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Q: How is the ALR121-S51 mounted?
A: It can be mounted on DIN rails or directly on panels.
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Q: What is the data rate supported by the ALR121-S51?
A: The module supports data rates up to 115200 bps.
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Q: Can the ALR121-S51 be used in outdoor environments?
A: No, it is rated for indoor use with an IP20 environmental rating.
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Q: Is the ALR121-S51 energy-efficient?
A: Yes, it consumes only 3.5W of power, making it energy-efficient.
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Q: What is the temperature range of the ALR121-S51?
A: The module operates in temperatures between -20°C to +60°C.
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Q: What is the weight of the ALR121-S51 module?
A: The module weighs 0.3 kg.
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Q: Can the ALR121-S51 communicate with other Yokogawa products?
A: Yes, the module is compatible with other Yokogawa controllers and industrial equipment.
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Q: How does the ALR121-S51 integrate with Modbus RTU systems?
A: The module easily integrates by connecting via the 9-pin D-Sub or RJ45 Ethernet port.