Mini Size 4 Digit LED RPM Speed Meter + Hall Proximity Switch Sensor NPN

Product Description

Feature：

1.4-digits display, clear and easy for readings.

2.Mini size, high performance and fast reaction speed.

3.With good stability, high accuracy, anti-interference ability.

4.Using the latest A/D conversion chip, high stability reference IC and stick chip components.

5.It can be applied to voltage and current measurement, also can be an external sensor to measure temperature, pressure, displacement and other physical quantities.

6.Setting parameters will be memorized when power off.

7.Suitable for detecting the speed of every kind of motors.

8.Over-range display: the thousand unit display "1" or "-1", the last three do not show.

Specification:

Input pulse signal: NPN/PNP open collector, contact switch, non-contact switch, level pulse.

Input signal voltage: low level: -30V-0.6V, high level: 4-30V

Measuring range: Speed: 10-9999Rpm

Measurement accuracy: ±0.1%, reading ±1 word.

Display mode: 0.56 red, green, blue LED

four-digit reading

Display refresh rate: >3 times/second

Working power supply: DC8-24V, 30mA, another 5v power supply version

Dimensions: 79×42×25mm

Installation size: 76×39mm

Weight: about 50g Sensor: about 50g

Over-range display: the first digit displays "1" or "-1", and the last three digits do not display

Package Included:

1 x New GREEN LED Tachometer RPM Speed Meter

1 x Hall Proximity Switch Sensor NPN

Payment

We accept payment via Paypal only.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.

Delivery details

 

We only  ship to confirmed Paypal addresses.  Please comfirm that your paypal address is in line with your shipping address.

 

Please kindly note that  the c ombined shipping  is not provided  because the shipping fee is calculated by weight. Also, the each additional item means  exactly  the the same color and size.  

 

It takes about  7 -15 working days to UK; about 10-30 working days to other countries.  Transit time may be a little delayed because of the  bad  weather and customs  inspection . If you  do  not receive your  item  within 30 working days since payment finished, please contact us immediately for further assistance.

 

Contact us

 

We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions,  p lease feel free to contact us via "Ask seller a question" . We will reply your email within 24  working hours.

• Condition: New
• Colour: Blue
• Brand: Unbranded
• Package Contents: Digital LED Tachometer

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