The INSIZE 9221-999 is a precision non-contact digital tachometer designed for accurate measurement of rotary speed in industrial and mechanical applications. Compact, lightweight, and easy to operate, this tachometer is ideal for professionals who need fast, reliable RPM readings without physical contact with moving parts.

Key Specifications:

• Brand: INSIZE

• Model/Part Number: 9221-999

• Category: Industrial Instrument

• Class: Test & Inspection Instrument

• Type: Meter / Tachometer

• Condition: New

Features:

• Measurement Range: 2.5 – 99,999 RPM, covering both low-speed and high-speed machinery

• High Accuracy:

  • ±(0.1%n + 5d) RPM for 2.5 – 999.9 RPM

  • ±(1%n + 5d) RPM for 1,000 – 99,999 RPM

• Resolution: 0.1 RPM for 2.5 – 999.9 RPM, 1 RPM for 1,000 – 99,999 RPM

• Measuring Distance: 50 – 500 mm for safe, non-contact operation

• Data Functions: Maximum, Minimum, Average, and last measured value hold

• User-Friendly Display: Backlit LCD for clear readings in low-light environments

• Automatic Power Off: Extends battery life and ensures energy efficiency

• Compact & Portable: Dimensions 127 x 55.7 x 29.9 mm, weight 113 g, easy to carry and use on-site

The INSIZE 9221-999 Non-Contact Digital Tachometer is an essential tool for monitoring machine speeds safely and efficiently, offering professional accuracy, convenience, and durability for industrial, engineering, and maintenance applications.