For monitoring the temperatures of water/air heaters in ventilation and air conditioning systems to prevent frost damage to the cooling registers.
The frost alarm is provided with a 1-pole changeover switch.
Electrical connection - Spring loaded terminal block max. 2.5 mm² Cable entry - Cable gland with strain relief M20x1.5 mm, for cable Ø6...12 mm Output signal passive temperature - Changeover Output signal temperature switch note - AC 230 V 16 (2.5) A @ Switch position 1-2, AC 230 V 2 (0.4) A @ Switch position 1-4 Switching reliability - min. switching current 100 mA @ AC 24 V Application - Air Measuring values - Temperature Measuring range temperature - -10...15°C [15...60°F] Default setting: 5°C [41°F] Setting range Temperature - -10.ii..15°C Switching differential (temperature) - 1.5 K (±1 K tolerance) Accuracy temperature passive - Setting accuracy: ±2 K Cable gland - PA6, black Housing - Bottom: PA (RAL7001, silver grey), Cover: ABS with inspection glass (PMMA), Seal: NBR Capillary - Copper