-10℃ ~ +50℃
<95% RH (non-condensing)
24V pulsating voltage
Two-wire bus, polarity-free
DC24V ±15% (no polarity)
≤1.5 mA (bus)
≤2000 m
≤2.0 mA (bus)
1/4 W 3 kΩ (red bushing)
Red; flashes during inspection, on continuously during alarm