DH-4M Microprocessor Controlled Digital Hand Tachometer

• Bright LED Display
• Multi-Mode Speed Selection
• N.I.S.T. Calibration Included
• Wide Speed Range

In addition to measuring rotational linear and surface speeds, our new model DH-4M now measures total length in meters , centimeters, inches, feet and yards. Other new features include longer lasting battery life with fewer batteries and increased memory. Manufactured to ISO 9001 standards, the rugged DH-4M hand tachometer offers the latest in microprocessor technology to provide the utmost in accuracy and versatility. a die cast aluminum housing insures durability and protection.

WIDE ROTATIONAL SPEED RANGE
Measures from 0.1 to 25,000RPM with a floating decimal for automatic indication in tenths from 0.1 to 999.9

MULTI-MODE ROTATIONAL SPEED SELECTION
Per Minute: RPM, FPM, mPM, YPM, IPM
Per Hour: RPH, FPH, mPH, YPH, MPH

LARGE MEMORY CAPACITY 
Provides last reading maximum, minimum, and 10 additional speed readings- automatically or by selection.

COMPLETE ACCESSORIES 
Comes with carrying case, master wheel, 2 cone adapters, 1 funnel adaptor, 3 1/2 extension shaft, batteries.

OVERSPEND PROTECTION 
A single-range low inertia drive system uses optical loading. The result is minimum shaft loading and elimination of the possibility of instrument damage because of over speed on too low a range setting.

N.I.S.T. CERTIFICATION INCLUDED

ALSO AVAILABLE: MODEL DH4-LM WITH LCD DISPLAY AND 65 HOUR BATTERY LIFE