DC 12V 0.56 Inch 4 LED Digital Tachometer Gauge RPM Speed Meter Hall Proximity Switch R NPN 10-9999RPM Red/Blue/Green

Main Specifications:

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

2. Display mode: 0.56 red, green, blue LED

3. Four-digit reading 10-9999 revolutions

4. Display refresh rate: >3 times/sec

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

6. Overall dimensions: 79×42×25mm

7. Installation size: 76×39mm

8. Weight: Tachometer 47 grams r 45 grams Package 92 grams

9. The Hall r is NPN normally open, the detection distance of the Hall r is within 10MM, the installation diameter of the Hall r is 12MM, and the wiring length is 1.2M

Precautions for use:

1. Connect the plug correctly according to the wiring diagram

2. Avoid strong electroic interference, and use shielded wire or twisted pair for measurement wires

3. The counting signal of the counter and the input switch or circuit of the reset signal should be as close as poible to the terminal of the counter, and the signal wire should be as short as poible

4. Avoid the same tube or twisted wiring with others such as strong current wires or power wires to avoid unneceary interference. If neceary, use shielded wires and connect the shielding layer to the counting terminal "+".

5. It is not recommended to use mechanical switches or micro-switches, because their lifespan is relatively short, and they are easy to miscount after a long time; for example, when using mechanical switches or micro-switches, please try to use better quality to avoid miscounting. Recommend to use ic switch

Package Included:

Digital tachometer counter x1

Hall switch x1

About shping
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