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產(chǎn)品描述：

Using a rugged aluminum housing and the latest technology, it’s compact size, NiMH rechargeable battery and lifetime LED lights make it a perfect choice for use anywhere on the factory floor. The ESL-20 is ideal for speed, motion and vibration analysis, such as rotating shafts, fans, cams, etc

Store up to 19 flash rates in memory for records or quick retests (Restarts at the last flash rate)

Power-SAVE feature automatically turns off the LEDs if no user-changes are detected on the keypad (can be disabled if desired)

Operates from internal NiMH Battery or via external AC-Adapter (provided)

Push button operation with x2 and ÷2 buttons for easy and precise adjustment along with phase shift

NIST-Traceable Calibration Certificate provided

Battery runtime of approx. 10 hours on a single charge. Supplied with an automatic charging system that prevents overcharging and damaging the battery

350 Lux brightness (measured at 6000 fpm at a distance of 50 cm)

2 year warranty

Includes an external trigger input for flash control via an external sensor or controller as well as a trigger output

ET-1 External Trigger Kit is optionally available includes external sensor and AC-Adapter for auto synchronization of strobe

技術(shù)參數(shù)：

Measuring Range	6.0 - 120,000 fpm/rpm
Light Source	96 LED Array, never needs replacement
Brightness	350 Lux brightness (measured at 6000 fpm at a distance of 50 cm)
Accuracy	±0.007%, ±1 LSD
Resolution	±0.1 fpm/rpm (6.0 to 9999.9 fpm/rpm) ±1 fpm/rpm (10000 to 120000 fpm/rpm)
Display	12mm high, 5digit LCD
Power	NiMH Rechargeable battery
Battery Life	10 hours (@ 6,000 rpm when fully charged)
Charge Time	6 Hours with overcharge protection
Operating Temp	32° to 113° F (0 to 45° C)
Weight	1.2 lb/540g
Housing Material	Aluminum
Tripod Mount	1/4-20 UNC on backside
Phase Shift	0-359° in 1° increments
Flashrate Adjust	COARSE: press "x2" or "÷2" FINE: press "v" or "^"
Synchronous Output	NPN Open collector 30V, 10mA max., 100 µs pulse width
Synchronous Input	Low level: 0~0.8VDC, High level: 2.5-30VDC, or use with NPN open colector output, 50 µs minimum pulse width, negative edge trigger
Warranty	2 years