Real Instruments High-Precision Digital Tachometer DT-2235B with Contact & Non-Contact RPM Measurement, Laser Targeting, Max/Min/Average Function, Wide RPM Range of 2-99,999, Large LCD Display with Backlight, Data Hold & Auto Shut-Off, DT-2235B

The Tachometer DT-2235B is a high-precision, handheld digital tachometer designed for measuring rotational speed of motors, fans, shafts, pulleys, and other rotating objects. It provides accurate, real-time RPM (Revolutions Per Minute) readings with both contact and non-contact measurement capabilities. Featuring a large LCD display and laser pointer, the DT-2235B is ideal for applications in mechanical maintenance, automotive diagnostics, HVAC systems, and industrial settings. The device offers both digital and analog display modes for convenience and ensures reliable, precise measurement of rotational speed. Its durable, ergonomic design makes it easy to handle during measurements.

Key Features:

✔ Dual Measurement Modes:

• Contact Mode: Measures RPM using a reflective tape (included) placed on a rotating surface.
• Non-Contact Mode: Uses a laser pointer to detect the rotational speed from a distance.
  ✔ Measurement Range:
• RPM (Contact Mode): 2 to 99,999 RPM
• RPM (Non-Contact Mode): 2 to 99,999 RPM
  ✔ Resolution: 0.1 RPM for RPM ranges 2 to 999.9 RPM and 1 RPM for RPM ranges above 1000 RPM.
  ✔ Accuracy: ±(0.05% + 1 digit) for RPM measurements.
  ✔ Large LCD Display: Easy-to-read backlit display with real-time updates.
  ✔ Laser Targeting: Precise laser pointer for non-contact RPM measurement from a safe distance.
  ✔ Data Hold Function: Freezes the current reading on the display for easier reference.
  ✔ Max/Min/Average Function: Records and displays the highest, lowest, and average RPM readings during measurement.
  ✔ Auto Shut-Off Feature: Conserves battery life by automatically turning off after a set period of inactivity.
  ✔ Wide Measurement Range: Suitable for a variety of rotating machinery, from low-speed fans to high-speed motors.
  ✔ Ergonomic Design: Lightweight, compact, and easy to handle for continuous use.
  ✔ Low Battery Indicator: Alerts you when it's time to replace the batteries.

Specifications:

🔹 Measurement Range:

• Contact Mode: 2 to 99,999 RPM
• Non-Contact Mode: 2 to 99,999 RPM
  🔹 Resolution:
• 0.1 RPM for RPM range 2 to 999.9 RPM
• 1 RPM for RPM range 1000 to 99,999 RPM
  🔹 Accuracy: ±(0.05% + 1 digit)
  🔹 Display: LCD digital screen with backlight
  🔹 Laser Wavelength: 650 nm (Red)
  🔹 Battery: 1 x 9V battery
  🔹 Operating Temperature: 0°C to 50°C (32°F to 122°F)
  🔹 Storage Temperature: -10°C to 60°C (14°F to 140°F)
  🔹 Dimensions: 170 mm x 72 mm x 38 mm
  🔹 Weight: Approx. 200 g

Applications:

✅ Mechanical Maintenance: For measuring RPM in motors, pumps, fans, and other machinery.
✅ Automotive Diagnostics: Used to check the RPM of engines, shafts, and other automotive components.
✅ HVAC Systems: Measures the rotational speed of HVAC fans and blowers.
✅ Industrial Equipment: Useful in factories for measuring speed on industrial machinery.
✅ General Purpose: Suitable for educational and scientific applications requiring RPM measurement.

Advantages of the Tachometer DT-2235B:

✔ Contact & Non-Contact Measurements: Provides versatility for different types of rotating objects.
✔ Laser Accuracy: Non-contact mode allows for easy, accurate measurement without physical contact with the rotating surface.
✔ Wide RPM Range: Suitable for measuring both high and low-speed applications.
✔ Easy-to-Read Display: Large, backlit LCD display provides clear readings in any lighting conditions.
✔ Portable and Ergonomic: Compact design with an easy grip for comfortable usage during prolonged operation.
✔ Max/Min/Average Function: Records important values for data analysis and comparison.

The Tachometer DT-2235B is a reliable and versatile tool, ideal for anyone needing precise and accurate rotational speed measurements in mechanical, automotive, and industrial settings.