DESCRIPTION
Enhanced functionality for automation, the AVT 251 MDR2B expands on the standard AVT 251 with advanced features such as Modbus RS485 communication, an LCD display, relay outputs, and a buzzer alert system. These enhancements make it ideal for real-time monitoring and automated control applications.
Robust and intelligent design with an IP65-rated enclosure ensures long-term reliability in demanding environments. The built-in LCD display provides real-time measurements, while the relay outputs and buzzer enable alarm functionalities.
KEY FEATURES
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Selectable air velocity ranges: 0-5 m/s, 0-10 m/s, 0-15 m/s, or 0-20 m/s
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High accuracy: ±5% for 0-20 m/s
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Multiple outputs:
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AO1: 4-20 mA
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AO2: 0-10 Vdc
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Modbus RS485 communication
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Integrated LCD display for real-time monitoring of air velocity values
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Dual relay outputs to trigger alarms or control external devices
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Buzzer alert system for audible warnings when thresholds are exceeded
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Power supply: 24V AC/DC
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Fast response: selectable 1s or 5s via DIP switches
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IP65 enclosure for protection in harsh conditions
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Mounting: includes duct mounting flange with neoprene gasket
