Product Description

Extech RPM250W Laser Tachometer with Connectivity to ExView® App

The Extech RPM250W is a compact Laser Tachometer with Bluetooth® connectivity, which allows building and maintenance professionals to view and share revolutions per minute (RPM) data of rotating objects directly from a mobile device using the free ExView® app. With the capability to capture data, display trends, set visual and audio alarms, and send reports, users can gain deeper insights on equipment health.

Features Extech RPM250W Laser Tachometer with Connectivity to ExView® App

Easy, Flexible Operation

View data on both the large backlit LCD display and from iOS® or Android™ mobile devices using the ExView app via Bluetooth.

Standalone Capture And Display

Take non-contact RPM measurements of rotating objects up to 500 mm (1.64 ft) and count up to 99,000; freeze the display with ‘data hold’ feature.

Portable Collection, Analysis, And Reporting

Export .CSV data; create and send PDF reports including photos of the measurement location taken with a connected smartphone or tablet camera.

Specifications Extech RPM250W Laser Tachometer with Connectivity to ExView® App

General Specifications

Measurement Angle: ±30° from perpendicular
Measurement Distance: 50 to 500 mm
Revolution Count (Photo): 0 to 99999
Revolution Count (Photo) Basic Accuracy: ±2 digits
Revolution Count (Photo) Max Resolution: 1.0
Rotation Speed [Photo]: 10 to 99999 rpm
Rotation Speed [Photo] Basic Accuracy: ±0.04%
Rotation Speed [Photo] Max Resolution: 0.1 rpm (<9999.9 rpm), 1 rpm (≥10000 rpm)
Sampling Time (Photo): 1 s (>120 rpm)
Sensor Type: Photodiode and laser tube
Wireless Connectivity: Bluetooth® (via ExView iOS/Android mobile app)
Wireless Transmission Range: up to 90 m line of sight