HT-522 2-In-1 Professional Digital Tachometer RPM Meter Featuring Photoelectric and Contact Types

HT-522 2-In-1 Professional Digital Tachometer RPM Meter Featuring Photoelectric and Contact Types

Features:
- Two-in-one tester: contact and photoelectric. Wide measurement range and high resolution
- The accuracy of photoelectric/contact tachometer is 0.02%±2
- The range of contact type is 1-19999RPM; the range of photoelectric type is 1-99999RPM
- Using advanced photoelectric technology and anti-interference technology, it can accurately measure speed
- Automatically memorize the maximum value, minimum value, average value and last measured value
- Data hold: can hold the last measured value
- Large backlight LCD to show data clearly
- Low electric quantity indication: below 7V, it will display the relevant icon
- Various measurement units can be switched
- Automatic shutdown: power off without operation for 15 seconds in HOLD state
- Beautiful and elegant design. With non-slip silicone cover, it is comfortable to grip and durable to use
- Widely used. Photoelectric type suitable for the measurement of non-axial rotational speed of fans, wind wheels, drums, etc. Contactless, safe and reliable to use. Contact type suitable for measuring the coaxial speed of motors, motors, pumps, etc., featuring stable and accurate performance

Specifications:
- Photoelectric (contact) measurement: 1-99999RPM
- Contact measurement: 1-19999RPM
- Accuracy: 0.02%±2
- Automatic shutdown: no operation for 15 seconds in HOLD state
- Low electric quantity display: below 7V, a symbol appears at the bottom left of the screen
- Operating temperature: 0°C to 50°C (32°F to 122°F)
- Storage temperature: -20°C to 70°C (0°F to 160°F)
- Size: 236 x 72 x 35mm/9.3 x 2.8 x 1.4"
- Net weight: 218G/0.5Lb

Package Included:
- 1 x Tachometer
- 1 x Connector
- 1 x Product Quality Certification

Note:
- Battery is not included. A 9V battery is recommended.


Buttons and Operations:
1. MEAS:
① Short press the button to turn on.
② Long press the button for 5 seconds to enter the hold measurement.

2. MODE:
① Short press MODE button to switch RPM-rPm-HZ-M/M-T/M-F/M-Y/M units.
② In the HODE state, long press the MODE button to enter the REV counting mode unit. Short press the button to switch the REV-M-In-FT-Yd unit.
③ In the measurement state of  , short press MODE to switch all measurement units.

3. MEM:
Short press the MEM button to view the MAX-MIN-AVG-last reading.

4. Backlight:
① Press the button to turn on or off the backlight.
② In the hold measurement state, short press this button to cancel the hold measurement.