Benetech GM8905 Digital Tachometer Non-Contact 2.5-99,999 RPM​

The Benetech GM8905 Digital Tachometer is designed for precise, non-contact measurement of rotational speeds across a broad range. Its laser-based technology allows users to gauge RPM from a safe distance of 50 to 500 mm, making it ideal for monitoring motors, fans, and other rotating equipment without physical contact.​

Key Features:

• Wide Measurement Range: Accurately measures rotational speeds from 2.5 to 99,999 revolutions per minute (RPM), suitable for various applications.​
• High Resolution: Provides a resolution of 0.1 RPM for speeds between 2.5 and 999.9 RPM, and 1 RPM for speeds from 1,000 to 99,999 RPM, ensuring precise readings.​
• Non-Contact Measurement: Utilizes a laser for non-contact measurements at distances ranging from 50 to 500 mm, enhancing safety and convenience.​
• Large LCD Display: Features a 5-digit LCD screen with 18mm high characters for clear visibility of readings.​
• Data Hold Functions: Capable of holding maximum, minimum, average, and last measured values, facilitating detailed analysis.​
• Auto Power Off: Automatically shuts down after 60 seconds of inactivity to conserve battery life.​

Additional Specifications:

• Accuracy: ±(0.1% n + 5d) for 2.5 – 999.9 RPM ±(1% n + 5d) for 1,000 – 99,999 RPM
• Measuring Distance: 50 mm to 500 mm
• Measuring Range: 2.5 to 99,999 RPM
• Display: 5-digit LCD display