RAE Systems Piston Hand Pump LP-1200 LDPE or other audio systems utilizing

or other audio systems utilizing a microphone for input signals

outside at the chime area

500 µm at higher voltages

and its digital sensor output makes it less likely to suffer from RF interference

RAE Systems Piston Hand Pump LP-1200 LDPE or other audio systems utilizingThe LP 1200 Hand Pump makes it easy to manually measure the presence of toxic and combustible gases. This hand powered pump works seamlessly with RAE Systems colorimetric tubes. The ergonomic, durable device features a spring less piston design and solid metal construction, and can be used even with multiple layers of gloves. A built in counter keeps track of the number of strokes, providing a reliable way to draw 50 ml and 100 ml samples for accurate