Contact/Non-Contact Pocket Tachometer

HHT10 Series

HHT10 Series:Contact/Non-Contact Pocket Tachometer

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•	Non-Contact Operation up to 30 Inches and 30 Degrees from Rotating Target
•	Ergonomic Design Allows Viewing the Target and the Digital Display Simultaneously
•	Autoranging From 5 RPM to 100,000 RPM
•	Easy-Read 6 Digit LCD Display
•	On-Target Indicator
•	Low Battery Indicator

The multi-function HHT10 family of portable tachometers can be used for both contact and non-contact measurements. The HHT11 is a simple, single button, direct reading, non-contact digital tachometer with a speed range of 5 to 100,000 RPM and with the optional contact tip, rom 5 to 20,000 RPM or from 5 to 20,000 inches per minute. The HHT11-R is a 3-button, 30-function contact/non-contact digital tachometer, totalizer/counter and timer (stopwatch), and can measure RPM and English and Metric linear speeds. A remote optical sensor is available.

Every HHT10 series instrument is extremely compact, weighing a mere 6 ounces, allowing it to be conveniently carried in a shirt pocket.

Model Number	HHT11	HHT11-R
Speed Ranges:
Optical*	5 to 100,000 RPM	5 to 100,000 RPM
Contact*	5 to 20,000 RPM	2.5 to 20,000 RPM
Accuracy	± 1 RPM	± 0.01 % rdg, contact ± 0.5% typical
Resolution	1 RPM	0.0001 to 1 RPM
Linear-Menu (Contact):
Inches/Min*	5 to 20,000	10 to 40,000
Feet/Min*	NA	0.825 to 3,900
Yards/Min*	NA	0.275 to 1,200
Centimeters/Min*	NA	25 to 120,000
Meters/Min*	NA	0.25 to 1,200
Totalizer/Counter	NA	1 to 999,999 counts
Timer (Stopwatch)	NA	99 Hrs, 59 Min, 59 Sec, 0.01 Sec

*reads also units per second and per hour

Specifications
Temperature: 5 to 40°C (41 to 104°F)
Humidity: Maximum RH 80% for temperatures up to 31°C, decreasing linearly to 50% RH at 40°C
Display: 6-digit alphanumeric LCD
Display Update Rate: 2 per second
Power: 9 Vdc at 70 mA max
Battery Life: 10 to 12 hours typical
Size: 61 x 149 x 31.2 mm (2.40 x 5.86 x 1.23")
Weight: 170 g (6 oz) REMOTE OPTICAL SENSOR (OPTIONAL)
Size: 74 L x 15 mm O.D. (2.90 x 0.62") M16 threaded tube 2.5 m (8') cable 51 x 51 x 20 mm (2 x 2 x 0.80") comes with mounting bracket with two M16 jam nuts
Power: 9 Vdc at 30 mA (powered from base unit)
Temperature: -10 to 80°C (15 to 180°F)

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Part Number	Availability	Price	Description	Qty.

Accessories

HHT10-CTA-1		$35.00	Contact tip assembly for HHT11 only	qty.

HHT20-ROS		$142.00	Remote optical sensor for HHT11-R only	qty.

HHT-RT-5		$13.00	Reflective tape, 5' x 1 /2" roll	qty.

† All dollar amounts on this site are shown in US currency.

Note: HHT11 comes complete with operator’s manual, 9 Vdc battery, nylon case, and 6" of reflective tape and NIST calibration certificate. The HHT11-R-KIT comes with operator’s manual, 9 Vdc battery, rugged carrying case, contact tip assembly with concave and convex tips, .1 m linear contact wheel, and 5' roll of reflective tape and NIST calibration certificate.

Keywords.:Contact/Non-Contact Pocket Tachometer Models HHT11 and HHT11-R