EE461
Available on backorder
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The EE461, available from Instromart, is a trusted choice for air temperature sensing in HVAC systems. With a reliable passive output and sturdy housing, it’s easy to install, highly compatible, and maintenance-free—perfect for long-term deployment in climate-sensitive environments.
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EE461 – Duct Air Temperature Sensor with Passive Output
The EE461, Available on Instromart, is a reliable sensing device designed to measure air temperature inside duct systems commonly used in HVAC and building automation. With its passive signal design and support for a variety of sensor types, it offers dependable performance for long-term environmental monitoring.
Specifications
| Sensed Parameter | Temperature (air only) |
| Sensor Options | Pt1000 (IEC Class B), NTC10k, NTC1.8k, Ni1000, others on request |
| Measurement Range | -40 to +105 °C (depends on sensor type) |
| Output Type | Passive (resistance-based) |
| Electrical Connection | Terminal block (2-wire or 3-wire connection) |
| Mounting Method | Includes duct mounting flange |
| Enclosure Protection | IP65-rated housing |
| Housing Material | Polycarbonate, UL94 V-0 flame retardant |
| Terminal Capacity | Max. 1.5 mm² screw terminal connection |
| Standards Compliance | CE-marked and RoHS-compliant |
Main Features
- Accurate Temperature Measurement – Optimized for air ducts and ventilation units.
- Passive Signal Output – Works without external power, using resistance-based sensing.
- Offers compatibility with multiple sensor types including Pt1000, NTC thermistors, Ni1000, and others upon request.
- Fast Installation – Screw terminals and mounting flange included for duct mounting.
- Protective Housing – IP65-rated enclosure shields electronics from dust and humidity.
- Durable Sensor Design – Reliable in long-term operation across HVAC application.
- Built for air temperature measurement in ducts and HVAC systems.
- Accepts multiple sensor types for compatibility with standard controllers.
- Designed to work with both 2-wire and 3-wire configurations for flexible wiring options.
- Flame-retardant housing with integrated strain relief.
- Maintenance-free passive sensing with stable resistance characteristics.
- Easy access to wiring terminals via hinged cover.
Industrial Applications
- Ventilation and Air Handling Units – Accurate duct air temperature control.
- HVAC Automation – Integrated into building management systems.
- Climate Regulation – Supports energy-efficient temperature monitoring.
- Cleanroom and Commercial Buildings – Used in air conditioning and exhaust systems.
- Smart Building Integration – Reliable data input for automated HVAC control loops.
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