Ludlum 2241-2RK w/44-9 Probe Meta this new 100' (30m) reel

this new 100' (30m) reel is the ideal tool for smaller diameter plumbing inspections

These Controllers can also be operated manually

and a color LCD display that can be viewed in all lighting conditions

The sensor on the 750 module uses patented Doppler technology to directly measure average velocity in the flow stream

Ludlum 2241-2RK w/44-9 Probe Meta this new 100' (30m) reelThe Ludlum Model 2241 2RK is a portable general purpose survey meter equipped with a Geiger Mueller detector for measurement of alpha, beta and gamma radiation. The Model 2241 operated in either Ratemeter Mode with a moving decimal point and six digit in Scaler Mode. The unit has both visual and audible alarms.