The meter is used to measure the engine speed
technical parameter
1. Measuring range: 600r / min; ± 600r / min; 750r / min; ± 750r / min; 800r / min; ± 800r / min; 1000r / min; ± 1000r / min; 1500r / min; ± 1500r / min;
2. Product composition: zj-3 electric tachometer includes sensor and indicator (one sensor can connect 1-4 indicators).
3. Speed measurement accuracy: grade 1.5
4. The proportional coefficient of indication is 1:1,1:2,2:1.
5. Enclosure protection: IP44
6. Instrument embedded installation, opening size ￠ 106