New Cosmos Electric Co., Ltd.

One-point Type Gas Alarm System NV-100M

Full maintenance functions with very easy zero and span adjustment.
Proven reliability with years of experience – COSMOS gas sensors have a small zero drift, a small sensitivity 　decrease, and a long life.
Zero suppression function cancels slight fluctuations of the reading due to environmental change.
Compact Indicator/Alarm unit – W113 x H204 x D71.5 mm, Approx. 1.5kg.
Battery provides backup power in case of a power failure, allowing continuous monitoring over 60 minutes after the failure (option).

Model	NV-100M
Detection Principle	Depends on the detector specifications
Gas Detected
Detection Range
Concentration Indicator	LCD bar-graph meter with backlight
Alarm accuracy	Depends on the detector head specifications
Operation Temperature	0 to +40 °C
Power Source	100 to 240 VAC, 50/60Hz (standard), 24VDC (option)
Power consumption	7 VA/12 DA (with the backup power source)
Alarm indication	1st stage: Red lamp for 1st stage alarm flashing 2nd stage: Red lamps for 1st and 2nd stage alarms flashing
Trouble Indication	Power source lamp lights up in orange
External output	Alarm output terminal: 1st alarm (1c no-voltage contact), 2nd alarm (1c no-voltage contact), Trouble alarm (1c no-voltage contact); Buzzer (1a no-voltage contact); Analog output: 4-20 mA; Contact capacity: 2A@100 VAC (resistance load)
Dimensions and Weight	W113 x H204 x D71.5 mm, Approx. 1.5kg (without backup power source) W113 x H234 x D110 mm, Approx. 3kg (with backup power source)