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Honeywell 301EM Series 301-EM-RFSA-US3

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301-EM-RFSA-US3

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The Honeywell 301-EM-RFSA-US3 is a robust flame detector designed to work efficiently across various environments. It operates within a voltage range of 12 to 24 VDC, and is built to withstand extreme temperatures and conditions, featuring an IP65 rating for dust and water resistance.

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Technical specifications for 301-EM-RFSA-US3

ManufacturerHoneywell
Product TypeFlame Detector
Product Line301EM Series
Part Number301-EM-RFSA-US3
Voltage Rating12–24 VDC nominal (with 10–28 VDC max. range)
IP RatingIP65
Operating Temperature Range-40°C to +70°C
Housing ColorRed
Current Rating25 mA of normal operating current at 24VDC
Sensing TechnologyUltraviolet (UV)
Detection Range80 ft/25 m
Cone of Vision90° minimum, horizontal and vertical
Current Output4–20 mA, stepped, sinking, non-isolated
Relay OutputsAlarm and Fault relays, SPDT, 30 VDC and 2A, 60W max.
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The Honeywell 301-EM-RFSA-US3 flame detector is a critical component known for its reliable performance. With a nominal voltage rating of 12 to 24 VDC, it can operate within a broader voltage range of 10 to 28 VDC. The device is constructed with a housing colored red, which effectively indicates its purpose in all sorts of industrial settings.

This flame detector can function efficiently in a wide temperature spectrum, from -40°C to +70°C, making it suitable for extreme weather situations. Its IP65 rating confirms its robustness against both dust and water ingress, allowing for reliable operation in less-than-ideal conditions. The unit has a weight of 1.05 lb and operates at a current rating of 25 mA at 24VDC, ensuring minimal power consumption during operation.

Utilizing ultraviolet (UV) sensing technology, the device has a detection range that extends to 80 feet (25 meters). Its minimum cone of vision is 90°, providing comprehensive coverage for flame detection in various installation configurations. For data output, the unit features a current output ranging from 4 to 20 mA, offering stepped and sinking capabilities. Additionally, it incorporates both alarm and fault relay outputs designed as SPDT, handling up to 30 VDC with 2A and a maximum power rating of 60 Watts. This flame detector is an efficient solution for ensuring safety in environments where fire hazards are a concern.