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The PT255-500G-C1A is an industrial absolute pressure sensor manufactured by Sensata Technologies. It features a ceramic diaphragm and welded stainless steel housing for mechanical stability. The device measures pressures from 0 to 500 PSI with 0.5% accuracy. It provides an amplified output voltage of 4.5 V when supplied with 5 V DC. The unit operates within a temperature range of -40°C to +125°C and draws 5 mA of supply current. It utilizes a 1/4 inch NPT external thread port.
Verify the specific suffix codes against official Sensata documentation to ensure correct seal material, port configuration, and connector type. Confirm that the absolute pressure rating aligns with system vacuum requirements. Check RoHS compliance status through authorized distributors. Validate operating temperature limits against environmental conditions. Ensure mating connectors match the specified lead wire gauge and length if integrated leads are present.
Select this model when high mechanical durability is required due to its welded stainless steel housing. The ceramic diaphragm offers resistance to harsh media compared to metallic alternatives. The 500 PSI range suits medium-pressure applications. Consider the 1/4 NPT port size for standard piping connections. Verify that the 5 V supply voltage matches available system power rails before integration.
This component belongs to the Kavlico PT255 series of industrial pressure transducers. The series is characterized by its use of thick-film ceramic technology for sensing elements. These sensors are designed for demanding environments where long-term stability and reliability are critical. The P255 and PT255 lines share similar form factors but may differ in internal electronics or sealing materials depending on the specific suffix.
Direct substitutes include other PT255 series variants with matching pressure ranges and port threads. Cross-reference part numbers such as PT255-150G-B1A for different pressure ratings. Verify that any replacement maintains the same absolute pressure type and output signal characteristics. Consult Sensata datasheets for dimensional compatibility.