Description
Siemens 544-339-18 Duct Temperature Sensor Overview
The Siemens 544-339-18 is a precision duct-mount temperature sensor engineered for reliable HVAC and building automation applications. Utilizing a Platinum RTD (Resistance Temperature Detector) element with a 1k Ohm resistance output, this sensor delivers accurate, stable temperature readings across a broad operating range. It is designed for seamless integration into building automation systems (BAS) and HVAC control panels where dependable duct air temperature monitoring is essential.
Key Features
- Sensor Type: Platinum RTD (Pt RTD) — 1k Ohm resistance output
- Output Signal: 375a
- Temperature Range: -40°F to 180°F (-40°C to 82°C)
- Probe Length: 18 inches, rigid construction for secure duct insertion
- Connection Type: Leads — easy field wiring
- No display — clean, low-profile installation
- Designed for duct air temperature sensing in commercial HVAC systems
- Compatible with Siemens Building Technology control platforms
Application
The 544-339-18 is ideal for monitoring supply air, return air, or mixed air temperatures within ductwork in commercial and industrial HVAC systems. Its rigid 18-inch probe ensures consistent placement within the airstream, while the Pt RTD element provides high accuracy and long-term stability. The lead-wire connection simplifies installation and integration with DDC controllers, building automation systems, and energy management platforms.
Specifications
- Brand: Siemens Building Technology
- SKU / Part Number: 544-339-18
- Sensor Element: Platinum RTD (Pt RTD)
- Resistance: 1k Ohm
- Output Signal: 375a
- Temperature Range: -40°F to 180°F (-40°C to 82°C)
- Probe Length: 18 inches (rigid)
- Connection Type: Leads
- Display: None
- Mounting: Duct-mount
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