Technical data | |
Detection principle | Heat sensitive resistance using a single NTC thermistor |
Sampling frequency | Once every four seconds |
Supply voltage | 9 V dc to 33 V dc |
Supply wiring | Two wire supply, polarity insensitive |
Quiescent current at 15 V | < 50 A |
Alarm current a | 2 - 8.5 V < 1.5 mA 10.5 - 15 V 25 ± 2 mA 18 - 24 V < 1.5 mA 33 V < 2 mA |
Maximum reset voltage | 2 V |
Reset time | 1 sec |
Max supply interruption time | 40 ms |
Operating temperature | A1R -40 ºC to +50 ºC CS -40 ºC to +80 ºC |
Humidity (no condensation or icing) | 0% to 95% RH |
IP Rating | designed to IP44 |
Standards and approvals | EN 54-5, CPR and FG |
Dimensions | 100 mm diameter x 42 mm height 100 mm diameter x 50 mm height in base |
Weight | 80 g detector |
Materials | Housing: White flame-retardant polycarbonate Terminals: Nickel plated stainless steel |
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