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uniquegoods LED 4 Digital Tachometer RPM Gauge Speed Meter Tester 10-9999 RPM with Hall Proximity Sensor NPN Switch Red
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*Price and Stocks may change without prior notice
*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
About Uniquegoods LED 4 Digital Tachometer RPM Gauge
Parameter: Brand new and high quality Operating power: DC 8-24V, 40mA Range: 10-9999 RPM Accuracy: ±0.1% Display type: 4-digitals LED Display Refresh speed rate>3 seconds/time Over measuring range display: first digit shows "1" or "-1" , the last three digits do not show Dimension: 3.11 * 1.654 * 1.26 inch (79 * 42 * 32mm) Package Included: 1 * panel meter 1 * hall switch (with a Magnet piece) 1 * 5P cable Notes: 1. Please follow the wiring diagram 2. The hall switch is NPN type , the detection distance needs to be within 10mm/0.39 in ,Hall switch installation: diameter 12mm/0.47 in , wire length within 1 meter/ 3.28 ft 3. Strong electromagnetic interference should be avoided, shielded wire or twisted-pair wire is best for measuring wire 4. The count signal of the counter and the input switch or circuit of the clear signal should be as close as possible to the terminal of the counter, and the signal wire should be as short as possible. 5. Avoid co-pipe or glue wiring with high-power wires or power wires to avoid unnecessary interference. If necessary, use shielded wires and connect the shielded wires to the counting terminal "+" 6. It is not recommended to use mechanical switches or micro-switches, because their lifespan is much shorter, and they are easy to miscount after a long time; if you use mechanical switches or micro-switches, please try to use better quality to avoid miscounting. It is recommended to use magnetic Control switch.
