GAS DETECTOR 144 x 144 WITH PRE-ALARM FOR PANEL MOUNTING RFG 782
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APPLICATION

Monitors, by means of one or two remote sensors, the concentration of gas in the air. When this concentration exceeds the 1st threshold, the detector activates the pre-alarm relay and when the concentration exceeds the 2nd threshold it activates the operational relay and the external alarms.

Complies with CEI EN 50194 and CEI EN 50244 (methano e LPG); CEI EN 50291 and CEI EN 50292 (CO) regulations.

Essential sensors : 

• 1 or 2 sensors for methane, LPG, carbon monoxide.

FEATURES

• Power supply: 230 V ~ o 12 V–.

• Consumption: 6 VA.

• Enclosure: DIN 144 x 144.

• Protection IP 40.

• Adjustable pre-alarm and alarm thresholds: methane:

  • Methane = 0.25...0,8%.

  • LPG = 0.06...0.35%.

  • CO = 0.005...0.05%;

• Signals pre-alarm, alarm and fault in sensors.

• Voltage-free SPDT outputs: rating: 250 V~, 10 (2.5) A for control of N.O. or N.C. valves.

GAS SENSOR