4~20mA, 0.5 ~4.5V, 0~5V, 0~10V Submersible Pressure Switch Long Lifespan
Feature
● Wide range application
● Long service life
● Diffused silicon oil-filed sensor cell
● Reinforcement cables optional
● Intrinsically sate ,explosion proof
Applications
● Hydraulic monitoring
● Liquid measuring for petroleum ,metallurgy
● sewage treatment
● fuel tank level monitoring
● water-saving irrigation
● circulating fluid monitoring
Description
PT302 series of high-performance fuel level sensor diffused silicon piezoresistive pressure sensor as a pressure transmitter measuring element series, a high reliability, high stability, high accuracy, small volume level transmitter, has a portion structure. Widely used on the inner diameter of the fluid pressure pump and height measurement, and the reservoir of water, oil and other weak corrosive liquid level height measurement.
We offer special ventilate cable that resistance to abrasion, oil, acid & alkaline and strength according to on-site environment.
PT302 has got intrinsic safety certification, explosion proof certification and CE certification.
Speifications
pressure medium | liquid compatible stainless steel |
pressure ranges | 0~0.5 m H2O...200 m H2O |
overload pressure | 150%FS |
output signal | 4~20mA, 0.4 ~4.5V, 0~10V, |
accuracy | 0.5%FS (standard) |
load resistance | RL = (U-10)/0.02(Ω) (4~20mA current output), >20KΩ (voltage output) |
long term stability | 0.2%FS/year |
supply voltage | 24VDC ,12VDC |
compensated temperature range | 0~60°c |
operating temperature range | 0~+100°c |
storage temperature range | -40~+125°c |
temperature coefficient of zero | 1.5%FS (Max) |
temperature coefficient of span | 1.5%FS (Max) |
insulation resistance | 100MΩ@ 250VDC |
Pressure connection | screw thread, throw-in type |
Protection grade | IP68 |
material of wetted part and housing | 1Cr18Ni9Ti |
material of pressure membrane | 316L |
Response time | 10ms |