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Online Gas Detection System (NV-400)

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Features

Monitors gas leakage even during a power failure or other lifeline failures (on models with a built-in back up power supply). Continuously monitors for 30 minutes after a power failure, then intermittently monitors for 2 days, The interval between observations depends on the number of detection points. Continuously monitors for 30 minutes after a power failure. (NV-400)
Operated normally in a seismic qualification test equal to intensity of 7 on the Japanese earthquackes. A plastic molded case which contains the electronic circuit is hard to break and has substantially improved insulation. The case structure has been refined to increase the strength.
Gas concentration at the time of an alarm is shown at a glance.
battery life can be measured by one-touch operation. (Battery life check function)
Very easy to change the alarm set value. (Δ∇ key)
Wide operating voltage range of 85-264V.