An active sensor designed for measuring outdoor temperature in HVAC systems. It offers a robust construction with high accuracy and measurement stability. The output signal is transmitted in the range of 4...20 mA, ensuring compatibility with various control systems.

Technical Specifications

• Measuring range: −50...50 °C (other ranges adjustable)
• Output signal: 4...20 mA, linear
• Measurement accuracy: ±0.75 K in the range −25...25 °C
• Time constant: approximately 9 minutes
• Supply voltage: DC 13.5...35 V
• Sensing element: Pt1000
• Protection: class III according to EN 60730-1
• Operating humidity: 5...95% r.h., non-condensing
• Housing material: polycarbonate

Construction and Installation

• IP rating: IP65
• Cable entry: rear or bottom, M16 gland
• Wall mounting, optimally on the north side of the building
• Operating temperature of electronics: −40...70 °C