automotive multimeter with tachometer

• 2023-03-03

There are speed limit signs on both urban roads and highways. If you exceed the speed limit of automotive , you will be fined and deducted points. The penalty points are secondary. The main reason is that traffic accidents are easy to happen, especially when driving on the highway. Too much speeding, the running speed of the motive per minute, in revolutions per minute, is generally expressed as 1/minute × 1000, the following number, must be multiplied by 1000 to indicate how many revolutions the automotive engine has turned per minute. Note that it is not the speed, but the number of turns. So the tachometer is important for the automotive. Our company can supply the multimeter with the tachometer.

When the automotive is on fire, it is often uncertain whether the car has started or not. Some people are not sure that they will start it again, and then hear the sound of the motor jamming. If you pay attention to the tachometer at this time, you can avoid this problem. When the speed reaches hundreds, it means that the car has started. You can observe the speed range through its range, and you can also identify whether the engine speed is within the safe area through the white scale line and the red scale line. Some models that pay special attention to usability will also add the green scale line to indicate the most economical and applicable speed area.

The signal from the crankshaft sensor is transmitted to the automotive computer unit and then displayed with a tachometer. The unit of automobile engine tachometer is r/min, indicating how many revolutions have been made in one minute (X1000 r/min). Multiplying the number on the display by 1000 is the number of revolutions in one minute. Fault inspection: when the engine has serious carbon deposition, the throttle valve, spark plug, ignition coil and other components have faults, observing the rotational speed is the most direct and effective way to judge, and the rotational speed can reflect many common automobile faults.

The automotive multimeter with tachometer can tell the driver when to shift gears. You can shift up after 3000 rpm. Also, there is a red area behind each tachometer. The specific number of turns to the red area depends on each vehicle. One thing in common is that if the pointer of the automobile tachometer points to the red area for a long time, it means that the engine is in a dangerous state. The engine will burst if it lasts too long.