541 Frequency Process Calibrator w/Totalizer Function

Frequency Read & Source Functions, Accuracy +/- 0.005% of Range Calibrate Totalizers, Output Pulses from 1 to 100 Minutes Gate Trigger Indicator, LED Flashes in Synch w/Output Frequency Full 5 Digit Display, True +/-0.005% of Range Accuracy EZ_Dial Knob, Push the Knob for Easy Change of Speed of Test Point EZ-Check Switch for Stop Watch Style Accurate Totalizer Measurements 240 VAC Tolerant for Fuse-less Protection From Misuse Superior Battery Life of 45 Hrs Under Typical Usage Comes with Manual, NIST Certficate, Carrying Case, CE Approved The 541 is designed for calibration, testing and diagnosing turbine meters, frequency counters, vibration systems, tachometers, vortex shedders, integrators and any frequency device. Save hours of time compared to other calibration methods. When calibrating a totalizer, the 541 eliminates the need of a stop watch. Set the number of pulses and number of minutes required and it automatically stops when the selected number of pulses has been sent