Operation CHARM: Car repair manuals for everyone.

Tachometer

Standard (RPM)
Tolerance (RPM) at 1.35V (Normal Temp)
Tolerance (RPM) at 10 - 15V (-30 / 80 Deg. C)
1,000
+/- 100 Revolutions Per Minute (rpm)
+/- 150 Revolutions Per Minute (rpm)
2,000
+/- 150 Revolutions Per Minute (rpm)
+/- 175 Revolutions Per Minute (rpm)
3,000
+/- 200 Revolutions Per Minute (rpm)
+/- 225 Revolutions Per Minute (rpm)
4,000
+/- 200 Revolutions Per Minute (rpm)
+/- 300 Revolutions Per Minute (rpm)
5,000
+/- 200 Revolutions Per Minute (rpm)
+/- 350 Revolutions Per Minute (rpm)
6,000
+/- 250 Revolutions Per Minute (rpm)
+/- 400 Revolutions Per Minute (rpm)
7,000
+/- 300 Revolutions Per Minute (rpm)
+/- 450 Revolutions Per Minute (rpm)