Spec:This Elevator Speedometer is a compact and lightweight handheld speedometer, designed for adjustment, maintenance, and inspection of an elevator.

Features

* LCD backlight display, it is easy to read the value of the test data even in dark places.

* Two measurement value (CH1/CH2) can be held.

* Low battery indicator function.

Specifications

Measurement Section
Measurement method	Contact method
Measurement range	0.1~2,000.0m/min
Measurement accuracy	±1 count
Measurement time	10ms
Measurement unit	m/min
Auto power-off function	Turns OFF the power in 180 seconds after last operation.
Measurement value hold function	CH1 Value, CH2 Value

Detection Section
Number of pulses	400pulses/rotation, slit reflection method
Light source	Infrared LED
Light-receving element	Photo diode
Allowable	5kg in radial direction, 5kg in thrust direction
Bearing life	2x10⁷r/min·h(maximum load within specification)

Display Section
Display unit	5-digit backlight LCD (upper and lower display)
Update time	100ms
Resolution	0.1 (m/min: Number of averagings 10 or more)

General Specifications
Power supply	2x1.5v AA/UM-3 battery
Operating temperature	0~45˚C
Storage temperature	-10~60˚C
Operating humidity	35~85%RH
Storage humidity	35~85%RH
Dimensions	211x80x36mm
Weight (Including batteries)	270g
Standard Accessaries	Main Unit
	Circumferential Ring
	Screwdriver
	External Hold Signal Cable x 2
	Instruction Manual
	Carrying Case
Optional Accessaries	Trigger Unit

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