The LON2 Nitrogen Purge Alarm Gauge - 1/4" Thread
is a 1/4 inch thread Standard Pressure Gauge with a built-in audio and visual alarm. When your tank pressure reaches 500 PSI or less the gauge triggers an audible buzzer and a flashing red light. The LON2 Nitrogen Gauge Alert is suitable for hospital, transport, nursing homes, home care, laboratories, physicians offices, or any situation where tank/line pressure is an important factor.
The NFPA 99 requires that any time an Oxygen line is purged, especially for Medical Gas installations and modifications, that the purge gas pressure be monitored with an alarm device. The LO-N2 gauge alarm has been used extensively for this purpose. It is the only reliable, inexpensive, and convenient device that meets this need.
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LON2 Low Pressure Nitrogen Alarm Gauge (S3000-1/4)
The LO-N2 Low Pressure Alarm Gauge is a general-purpose 0-4000 PSI gauge suitable for use with Nitrogen. This gauge will alarm both visually and audibly when pressures fall below 500-PSI +/-150 PSI.
To ensure gauge is functioning always test for strong response by depressing the "Push To Test" button before each use and daily. When response becomes weak, replace battery.
CAUTION: Extra care should be used when deploying this gauge in a medical situation. Test unit for response before each use and daily. When response becomes weak, replace battery. Inspect gauge casing for cracks or damage. If cracked or damaged, return unit to dealer for repair.
CAUTION: The LO-N2 is not a substitute for diligent patient and tank monitoring by qualified personnel. In critical situations check tank and gas delivery system thoroughly and frequently.