• Non-contact RPM measurements of rotating objects
• RPM measurement range: 10 to 10,000 RPM
• Target distance (Laser guided): 50 to 500 mm (2 in to 1.64 ft)
• Sensor type: Photodiode and laser tube
• Connectivity: Bluetooth (Free ExView App)

The Extech RPM250W is a compact laser tachometer with Bluetooth connectivity. Using the free ExView app allows building and maintenance professionals to view and share revolution-per-minute (RPM) data of rotating equipment directly from a mobile device. With the capability to capture, display trends, set alarms, and create and send reports, users can gain deeper insights on environmental conditions and equipment health.

Applications for the Extech RPM250W includes: Wind turbine rotation speed, HVAC equipment check, appliance testing, research and development, fan check, manufacturing machine/equipment predictive maintenance inspection, and manufactured product counting.

• Take non-contact RPM measurements of rotating objects
• Laser guided for greater distance non-contact measurement range up to 500 mm (1.64 ft)
• Counter function counts up to 99,999
• View data on both the meter LCD and via ExView APP on mobile device
• Bright backlit LCD display
• Records Max/Min readings
• Data Hold to freeze the displayed value
• Auto power off (5 min) can be disabled
• Tripod mount - fits standard ¼”-20 mounting screw
• ExView App to transmit, view, and share data directly from mobile device

• Connect up to eight compatible Extech Connected 250W Series meters simultaneously
• Portable data collection, analysis and reporting
• Set up alarm and data recording
• Programmable high/low audible alarms
• Export data in .CSV file format
• View app in day mode or dark mode
• Create and send PDF reports including jpg photos of measurement location