197-7347 [TACHOMETER/RPM METER]

A 197-7347 tachometer or RPM meter is an instrument used to measure the rotational speed (RPM = Revolutions Per Minute) of an engine shaft or generator.

Main Functions

• Displays engine speed in RPM
• Helps maintain correct operating speed
• Protects the engine  overspeed
• Assists during troubleshooting and calibration