SM8237E GASOLINE ENGINE TACHOMETER
1. Inductive type measure the engine speed by noncontact
2. Measuring the temperature cooling water in engine by contact
3. Testing the rotate speed of multi-cylinder in same time, or testing one of cylinder rotate speed
4. Testing the rotate speed used to 2 stokes and 4 strokes
5. Can set the cylinder in 2, 3, 4, 5, 6, 8, 12 or set the impulse of each rotation
6. Memory the maximum value, minimum value and last value
7. Can record 300 testing data
8. Low power symbol automatic indicating
9. Yellow-green back light
10. °C and °F Temperature switch function
11. Rotation Speed Range: 100~40,000RPM
12. Rotation Speed Resolution: 1RPM
13. Rotation Speed Accuracy: ±1r/min(100~11,999r/min); ±2r/min(12,000~19,999r/min); ±4r/min (20,000~40,000r/min)
14. Temperature Range: 0~200°C
15. Temperature Resolution: 0.5°C
16. Temperature Accuracy: ±2°C
