SD-605-4 (DC 9V ~ 35V) Wired Smoke Detector With Relay

The SD-605-4 is a wired smoke detector equipped with a relay, designed to provide enhanced fire safety for various applications. This detector operates on a voltage range of DC 9V to 35V and maintains a standby current of 80 µA, ensuring efficient energy consumption. When activated, the alarm current does not exceed 40 mA, and the unit features a red LED for alarm indication, making it easy to identify when an alarm is triggered. The device can be reset through power cycling or automatically, facilitating straightforward maintenance. It operates effectively in a temperature range of -10°C to +50°C and can function in environments with humidity levels up to 95% RH. The alarm output includes a remote LED for 2-wire connections and a relay output for 4-wire configurations, with a contact rating of 0.5 A at DC 28V for the latter. With a sensitivity range of 0.08-0.16 dB/m (±0.1 dB/m), the SD-605-4 meets the EN54-7:2008 standard and has been certified by TUV lab. Its compact design, measuring Ø99 mm x 49.5 mm, allows for easy installation in a variety of settings.