The Xylem-McDonnell & Miller Model 94 is a precision electronic temperature sensor engineered for outside air temperature monitoring in direct digital control (DDC) building automation systems. Featuring a 20k Ohm Negative Temperature Coefficient (NTC) thermistor element, this sensor delivers accurate, reliable temperature data across a wide operating range — making it an ideal choice for HVAC controls, energy management, and building automation applications.
Key Features
- 20k Ohm NTC thermistor for accurate temperature measurement
- Wide operating temperature range: -40°F to 120°F
- Resistance value of 1715 Ohms at 90°F for precise signal output
- Designed for outside air temperature sensing applications
- Compatible with DDC (Direct Digital Control) systems
- Durable construction suitable for outdoor environments
Specifications
- Model: 94
- Sensor Type: Electronic NTC Thermistor
- Resistance: 20k Ohm
- Resistance at 90°F: 1715 Ohms
- Operating Temperature Range: -40°F to 120°F
- Application: Outside Air Temperature Sensing
- System Compatibility: DDC Building Automation Systems
Applications
- Outside air temperature monitoring for DDC systems
- Building automation and energy management systems
- HVAC economizer control
- Commercial and industrial HVAC controls
