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RA Series  Digital Instruments

RA 20 Series

RPM Counter/Working hours counter

Low RPM
Instrument could be set to read very low RPM, displayed with a decimal digit also.

 Applications
 Fit for system where high precision engine revolutions reading is required. Input signal is provided by alternator “W” contact or comes from the most common transducers such as magnetic pick-up on crowned wheel or PNP and NPN proximity switches.

Visualization
Single row bright LED display with variable luminous intensity: RPM, working hours, User adjustable alarm thresholds, maintenance or oil change timer management.

Set-up
RPM calibration procedure is as simple as intuitive. The same is for the programmation of all working parameters.


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