product description

VLF-501 pressure transmitter is a special product developed by our company according to the needs of water treatment industry. It is widely used in variable frequency pumps, complete water supply, air conditioning, petroleum, chemical industry, metallurgy, shipbuilding, medical equipment, vehicles, refrigerators, compressors, water pumps and other equipment. Professional protection against water hammer impact, good electrical performance and long-term stability make it the first choice of similar industries, and can directly replace many similar imported products. The end injection molding is completely waterproof, full temperature range temperature compensation, good electrical performance and long-term stability.

main feature

XH-3 2.54mm socket for easy wiring

Back pressure protection

Cost-effective ceramic flat film sensor, strong overload capacity, no leakage in overpressure; body protection grade reaches IP68

Adopt highly integrated bridge pressure sensor signal conditioning dedicated advanced chip, high precision and high stability

Full temperature zone temperature compensation, good electrical performance and long-term stability Process connection and other special customization 1 year warranty

Technical Parameters

Measuring range	-100kPa…0～100kPa…50bar
Overload pressure	200%FS
Pressure Type	Gauge pressure, sealed gauge pressure
Process connection	G1/4, R1/4, etc., customizable
Comprehensive accuracy	±0.5%FS
Temperature compensation	-10～70℃
Temperature Drift	±0.03%/℃
Long-term stability	±0.3%FS/year
Operating temperature	-40～85℃

Storage temperature	-40～125℃
Supply voltage (DC)	3-5.5V
Output signal	0-5V
Load Resistance	Greater than 10KΩ【Voltage type】
Electrical connections	Cable (optional terminal)
Protection level	IP68 (the socket position needs to be protected separately)
Material	Housing: Brass; Socket:PVC; Waterproof ring: Nitrile
Medium adaptability	Various fluids that are non-corrosive to 304 stainless steel
Vibration	10gRMS, (20～2000)Hz
Shock	100g, 11ms
Insulation	More than 100MΩ @250VDC
Response time	Less than 1ms (@ 90% FS)
CE certification	EMC: IEC61326-1 Class B Electrostatic IEC61000-4-2 Electromagnetic IEC61000-4-3 EFT immunity: IEC61000-4-4 Surge immunity: IEC61000-4-5