Automatic monitoring of liquid nitrogen levels with visual and audible alarms, QLA-100
478-0541
- Description:QLA-100, low LN2 level alarm for dewars and refrigerators with 30 minutes delay timer
- Pk:1
The QLA-100 liquid nitrogen low level alarm consists of a level sensor, monitor/alarm unit and a low output voltage power supply unit and is used with liquid nitrogen refrigerators, cryostats, vessels, dewars and cold traps. The monitor/alarm unit continuously monitors the signal from the level sensor and houses the audible and visual alarms. It can be fitted to the body, lid, neck or carrying handle of a liquid nitrogen container or can be mounted on a nearby wall or surface.
- Continuously monitors levels of liquid nitrogen
- Visual and audible warning if level becomes low
- Easy to fit and install
- Compact and lightweight
- Fail-safe alarm if sensor is damaged
- Reliable and maintenance free
- Sensor occupies negligible space in vessel
Sensor (Ø×L): 4×6 mm
Sensor cable (ØxL): 2,5×1500 mm
Monitor (W×D×H): 60×90×55 mm
: For full details of accessories, please contact Avantor Technical Office.
: Consists of a level sensor, digital display, monitor/alarm unit and a low output voltage power supply unit. Also supplied with ‘Velcro’ pads but can be secured to any solid surface with screw fixings.