AcuDew Modbus RTU Instruction Manual

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  • File Size 964.40 KB
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  • Create Date March 30, 2026
  • Last Updated March 30, 2026

AcuDew Modbus RTU Instruction Manual

AcuDew is a compact, loop-powered dewpoint transmitter designed for continuous trace moisture measurement in process gases and compressed air. Available in 2-wire (4–20 mA) or new 4-wire configurations with Modbus RTU RS485 capability, AcuDew delivers linear or digital output in selectable units including °C/°F dewpoint, ppm(v), ppb(v), g/m³ and lb/MMSCF.

Featuring the ultra-high capacitance SHAW sensor, AcuDew provides exceptional sensitivity, repeatability and fast response. Every unit is calibrated to National and International Humidity Standards with a Certificate of Calibration guaranteeing ±2 °C dewpoint accuracy. The built-in AutoCal function enables simple field calibration or span checks.

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