R-55W-7 Excavator Oil Pressure Sensor 4410140490 90BAR Sensor Parts
Specifiion
| Appliion | Excavator Spare Parts |
| Name | Oil Pressure Sensor |
| Parts No. | 4410140490 |
| Model No. | R-55W-7 |
| Package | Neutral packing |
| Quality | 100% tested |
| Resolution | High |
| MOQ | 1 PCS |
| Design | made in china |
| Means of transport | By sea/air, DHL |
| Packing | As request or standard packing |
Description
Order to verify functionality of the common rail pressure sensor
Testing the output signal
Connect the ground lead of the oscilloscope to chassis ground.
Start the engine and left it idling
Connect the active probe to the sensor’s output wire (usually in the middle).
Watch the oscilloscope screen. Pressure must be in the range between 25 to 35MPa during engine idling.
Press the throttle sharply and then release it, pressure must rise up to 100MPa and then reduce to around 30MPa.
Characteristic
1.Resistance to high pressure
2.Resistance to oil
3.Resistance to weather
4.Resistance to abrasion
5.Resistance to solvent
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