Volvo Excavators Pressure Sensor 20796744 21634017 20499340 20905373

Working principle of pressure sensor 20796744

The 20796744 pressure sensor works on the principle of piezoresistivity, which is the change in the electrical resistance of a material when it is subjected to deformation by pressure. The sensor consists of a thin flexible membrane that deforms when pressure is applied to it. This deformation causes a change in the resistance of a Wheatstone bridge circuit, which is integrated into the sensor. The output signal of the circuit is proportional to the pressure applied to the sensor. This output signal can be measured and calibrated to provide accurate pressure readings. The 20796744 pressure sensor is commonly used in industrial and automotive applications to measure fluid or gas pressure.

20796744 OEM Equivalent Part Number:

Volvo 21634017,20499340,20905373,20484676,20452439,21746206

20796744 Apply Equipment:

Volvo Penat Truck 

D12,D13

Volvo Off Road

A25D,A25E,A25F,A25G,A30D,A30E,A30F,A30G,A35D,A35D,A35E,A35F,A35G,A40D,A40E,A40F,A40G,EC330B,EC330C,EC340D,EC350E,EC360B,EC360C,

EC380D,EC380E,EC460B,EC460C,EC480D,EC480E,EC700B,EC700C,G900Models,L150E,L150F,L150G,L150H,L180E,L180F,L180G,L180H,L220E,L220F,L220G,L220H,

L250G,L250H,L350F,PL4608,PL4611,PL4809D,T450D

Volvo Marine & Industry

D11A-A,D11A-B,D11A-C,D11A-C (IPS),D11A-D,D11A-D (IPS),D11A-E,D11A-E (IPS),D12C-A MP,D12D-A MG,D12D-A MH,D12D-A MP,D12D-B MH,D12D-B MP,D12D-C

MH,D12D-C MP,D16C-B MH,D16C-C MH,D9-575,D9A2A D9-425,D9A2A D9-500,D9A2A D9-500 (R4),D9A2A D9-575,TAD1241GE,TAD1241VE, TAD1242GE,

TAD1242VE,TAD1250VE,TAD1251VE,TAD1252VE,TAD1340VE,TAD951VE,TAD952VE,TWD1240VE, TWD1643GE

Replacement cycle of pressure sensor 20796744

The replacement cycle of pressure sensor 20796744 depends on various factors such as the operating conditions, usage and maintenance of the sensor. Generally, a pressure sensor can last up to 10 years with proper use and maintenance. However, in harsh operating conditions, such as high temperature, pressure or vibration, the sensor may need to be replaced earlier. Regular calibration and cleaning can also help extend the lifespan of the sensor. It is important to regularly monitor the performance and accuracy of the sensor and replace it if any signs of degradation or malfunctioning are observed.

20796744 picture