400 Pulses RPM Meter Elevator Speedometer Electrical Lift Tachometer

       Compared with A type, ENTA-8830B is multi function meter with Distance measurement, max hold, Averaging function. It is widely used in elevator maintaining company and manufacturing fcompany. 

Features: 

* With Memory function, for storing and reading 20 sets of measurement results. Including CH1 Value, CH2 Value, Maximum Value. Larger amount of memory can be customized.
* With Maximum hold 
* Averaging function, for averaging with desired number of times up to 200 times. The measurement interval is 10 ms.
* Low battery indicator function.
* Distance measurement function.
* Bluetooth printer function, measurement data can be printed directly.
* Can be connected with computer by USB Cable or Bluetooth Adapter(optinal), realizing data transport function.
* Lightweight, Small in size. portable, Powered by batteries.

Specification: 

Detection Section

Number of pulses:400pulses/rotation, slit reflection method

Light source:Infrared LED

Light-receiving 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 averaging 10 or more)

1 (r/min: Number of averaging 10 or more)

1 (mm)

Analog Output Section

Contents:Instantaneous value (averaging result output)

Voltage range:0 to F.S. / 0 to 1V

Conversion method: 10 bits D/A conversion

Linearity:±1% F.S.

Output update time:10ms

Output connector:Φ2.5 pin jack

Pulse Output Section

Output method:Transistor output (open collector)

Withstand voltage:14V

Number of pulses:800/rotation

Logic:Negative logic

Pulse width:Approx 0.5 to 1.2μs

Output connector:Φ2.5 pin jack