Product Description

5443398 DCT POINT TEMP PT 1K OHM (375) 8" The Siemens Duct Temperature Sensor 544-339-8 is a precision-engineered sensor designed to accurately measure air temperature within HVAC duct systems. Featuring a 1K ohm thermistor and an 8-inch probe, this sensor provides reliable temperature readings essential for maintaining optimal climate control in commercial and industrial buildings. The sensor's durable construction ensures consistent performance even in demanding environments, while its easy-to-install design makes it a versatile choice for both new installations and retrofit projects. It is an ideal component for integration into building automation systems, ensuring efficient temperature monitoring and control.

Technical Specifications

• Manufacturer: Siemens
• Model: 544-339-8
• Type: Duct Temperature Sensor
• Sensing Element: 1K ohm thermistor
• Probe Length: 8 inches
• Temperature Range: -40°C to 100°C (-40°F to 212°F)
• Accuracy: ±0.36°C at 25°C (±0.65°F at 77°F)
• Response Time: 30 seconds (in moving air at 2 meters/second)
• Mounting Type: Flange mount with mounting bracket
• Probe Material: Stainless Steel
• Housing Material: ABS Plastic
• Electrical Connections: 2-wire pigtail leads
• Ingress Protection: IP65 (Dust-tight, protected against water jets)
• Operating Humidity Range: 0% to 95% RH, non-condensing
• Dimensions: Probe diameter 0.25 inches (6.35 mm)
• Weight: 0.5 lbs (approx.)
• Certifications: UL Listed, CE Marked