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HWLP2T1

  • Embedded BACnet and Modbus communication protocols (selectable)
  • Configurable to multiple baud rates
  • Humidity and temperature sensors in one device at one address...provides more information and maximizes system capacity
  • Local feature override capability from the building control system
  • Innovative self-calibration algorithm...maximizes performance
  • Field calibratable
  • Input Voltage 12 to 30VDC, 24VAC; 100mA max.
  • Operating Temperature Range 0° to 50°C (32° to 122°F)
  • Housing Material High impact ABS plastic , UL 94 V
  • Connection 2-wire RS-485
  • Data Rate 9600, 19200, 38400, 57600 (Modbus), bps (selectable) 9600, 19200, 38400, 76800 (BACnet), bps (selectable)
  • Parity None/Odd/Even (selectable-Modbus). None (BACnet)
  • Address Range 1-127
    • RH Transmitter:
    • HS Sensor Replaceable digitally profiled thin-film capacitive (32-bit mathematics); U.S. Patent 5,844,138
    • Accuracy* ±2% from 10 to 80% RH;
    • Reset Rate** 24 hours
    • Stability ±1% @ 20°C (68°F) annually for two years
    • Hysteresis 1.5% typical
    • Operating Humidity Range 0 to 100% RH, noncondensing
    • Operating Temperature Range 10° to 35°C (50° to 95°F)
    • Temperature Coefficient ±0.1% RH/°C above or below 25°C (typical)
    • Temperature Transmitter:
    • Sensor Type Solid-state, integrated circuit
    • Accuracy ±0.5°C (±1°F) typical
    • Resolution 0.1°C (0.2°F)
    • Range 10° to 35°C (50° to 95°F)
    • Slider:
    • Resolution 1% full scale
    • Override button Remotely readable and resettable
    • * Specified accuracy with 24VDC supplied power with rising humidity.
    • ** Reset rate is the time required to recover to 50% RH after exposure to 90% RH for 24 hours.
    • Note: RTD/Thermistors in wall packages are not compensated for internal heating of product.