Overview
The Johnson Controls WRZ-MTJ0100-2 is a wireless room temperature sensor designed to sense zone temperature and transmit wireless control data to compatible routers or receivers. It features a built-in passive infrared (PIR) occupancy sensor, an LCD display, and setpoint adjustment pushbuttons.
Features
- Onboard PIR occupancy sensor detects motion to adjust temperature based on occupancy status
- LCD display allows occupants to view zone temperature, setpoints, and occupancy status
- Pushbuttons provide convenient warmer/cooler (+/-) or scaled setpoint adjustments
- Includes a manual occupancy override button and a Fahrenheit/Celsius toggle button
- Integrated wireless signal strength testing provides quick visual feedback during installation
Specifications
- Temperature Adjustment Range: 55°F to 85°F (13°C to 29°C)
- Power Supply: Two 1.5 VDC AA alkaline batteries providing a typical life of 48 months
- Wireless Technology: Direct-sequence spread-spectrum operating on the 2.4 GHz ISM band
- Transmission Range: 100 feet maximum average indoor line of sight
- Housing Material: NEMA 1 white plastic enclosure suitable for surface mounting
Applications
- Engineered exclusively for indoor, intra-building commercial HVAC and building automation systems
- Well-suited for high-energy usage spaces such as schools, dormitories, offices, and hospitals
- Integrated into single-zone wireless networks or multi-sensor averaging setups utilizing ZFR183x routers or WRZ-7860 receivers


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