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DT 2235BL

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DT2235BL Digital Contact Tachometer is a precise RPM meter capable of measuring both rotational speed up to 19,999 RPM and contact linear speed up to 2000m/min, making it an accurate tool for machine maintenance and diagnostics across industrial and manufacturing settings.

Features:

  • Rugged attachments for different types of rotating shafts.
  • Measurement mode for Contact speed (rpm) and contact line speed (m/min or ft/min)
  • Large 5-bit 16” backlit display
  • Max/ min/ data hold function
  • Automatic range selection

  • Type Digital Tachometer
Rs. 3,304.00 incl. taxes
In stock
In stock

Ready to work out of the box!

All our meters are delivered with essential accessories and easy-to-follow instructional manual. Unbox and start measuring with confidence!

Warranty and returns?

All our meters come with 12 month warranty against manufacturing defects. Please read our returns and refund policy for more information.

Got Questions? Feel free to get in touch.

Technical Specifications: 

Model

Metrix+ DT 2235BL

Measuring range

1 ~ 19,999 RPM (Contact speed mode)

1.00~1999.9 m/min or 3.3~6560 ft/min (Contact line speed mode)

Accuracy

± (0.05%+5)

Resolution

0.1rpm (1 ~ 999.99rpm), 1rpm (1000rpm or more)

0.01m/min (0.05-99.999m/min), 0.1m/min (100m/min or more)

Operating conditions

Temperature : 0 ~ 50oC (<80% RH)

Power supply

1 x 9V 6F22 battery

Size and weight

Main unit : 176 x 57 x 33 mm, approx. 160g

Standard Accessories

Main unit, 5 attachments, battery, manual, gift box packing, cloth bag

  

Applications:

Digital tachometers are crucial for predictive maintenance and quality control across manufacturing, automotive, and HVAC industries, primarily used to accurately measure the rotational speed (RPM) of motors, fans, shafts, and conveyors. They are essential for ensuring optimal machine performance and detecting early signs of mechanical failure.


Measuring Principle:

Digital tachometers measure rotational speed (RPM) by employing either non-contact (laser/photoelectric) sensing, where they count reflected pulses from a target mark over time, or contact sensing, where a wheel or cone physically touches the rotating shaft to measure linear speed that is converted to RPM. This principle allows for accurate, real-time speed monitoring of motors and machinery.