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1 System Description continued
System Specifications
Electrical Power: 120 VAC, 50/60 Hz at 0.35 amp
(230 VAC 50/60 Hz is available as an option)
Signal input: 4/20 mA
DC Power available for sensors: Heavy-duty
internal 24 VDC, 1 amp maximum regulated supply
Display: 20-segment LED bargraph
Light Outputs and Relays:
Alarm Light and Relay
• Setpoint field adjustable
• Alarm Light and Relay independently latchable
by board mounted DIP switch
• 10 second on delay, 2 second off delay
Warning Light and Relay
• Setpoint field adjustable
• Warning Light and Relay are NOT latchable
• 10 second on delay, 2 second off delay
Fault Light and Relay
• Setpoint NOT adjustable — all mA signals below
1.4 mA will initiate fault output
• Fault Light and Relay always latch
• 10 second on delay
Note: All relays are normally energized
and monitored by individual LEDs for
ease of troubleshooting
Relay Ratings: 3 amps at 24 VDC or 120 VAC
Form C providing NO (normally open) or NC
(normally closed) option
Enclosure: 14 gauge steel, gasketed, 10" high x 8"
wide x 4" deep, NEMA 1 rated enclosure with
plexiglass window
Weight: 11 lbs.
Operating Ambient Temperature range: 0
o
F to
+120
o
F
Operating Humidity: 5-95% Relative Humidity, non-
condensing
Options: Down-scale Alarm for oxygen
Push-button Controls:
Silence
— Silences internal horn
Reset
— Clears signal, latched functions, and
relays. If warning, alarm, or fault condition
exists, indications will return after a short time
delay.
Note: The Manning GM-1 is for use only in
non-classified areas.
Manning GM-1 Gas Monitoring Alarm System 19546 GM1 07/09 REVD Copyright © 2009 Honeywell Analytics. All Rights Reserved. 6