ultra low temperature freezer pressure sensor
Description:
Ultra low temperature pressure sensors using stainless steel integrated package, excellent sense of laminated film using special design, security and stability of the sensor to work at extremely low temperatures -196 ℃ environment, small size, high accuracy, high frequency dynamic response , corrosion resistance, long working life. Our professional technical team to provide you with customized services.
Main applications:
Low scientific experiments, liquid oxygen, liquid nitrogen, liquid hydrogen, liquid helium
Pressure cooling tanks, cryogenic tanks, cryogenic propellants measure
Aerospace, aviation, ships and other low-temperature storage tanks, etc.
Parameter:
| Range | 0-0.2(MPa) | Accuracy | Common temperature 0.1%FS 0.2%FS 0.5%FS Low temperature:0.5%FS -3%FS |
| 0-15-60(MPa) | Zero output | ±5%F.S | |
| Overload pressure | 150%FS(1.5 times full scale) | Full scale ouput | 10mV 20mV 100mV |
| Burst pressure | 300%FS(3 times full scale) | Transmitter | Power supply:24VDC(±15VDC) Output signal :4~20mA 0~5VDC |
| Medium | Compatible with 17-4PH 15-5PH and 316L stainless steel gas, liquid | Pressure interface | M20×1.5or customed |
| Nonlinear | 0.1%FS 0.2%FS two-wire | Repeatability | 0.05%FS |
| Aviation plug Sealed lead directly | Explosion-proof | IP65 OR IP67 | |
| Supply voltage | 5-15VDC (10VDC) | Hot zero temperature drift | 1-4%FS(whole temperature range) |
| impact | 50g x y z each direction 20 msoutput change less than0.1%FS | connection | M3 M4 M5 M6 M 8 M10 M12*1 or custom |
| Cotact liquid material | 17-4PH 15-5PH and 316L ss | humidity | 95%RH |
| Response frequency | >1kHz or >5kHz | Hot full scale temperature drift | 1-4.5%FS(whole temperature range) |
| Insulation resistance | ≥ 100MΩ/50v | vibration | 5-1000Hz Amplitude 2mm.x y z each direction 30 minutes,output change less than0.1%FS |
Type 1
Special treatment, micro structure, mV output level, the whole can work under -196 ℃ environment. Stable performance, long life. With external transmitter output 4-20mA current or voltage signal 0-5VDC.
Type2
Special treatment, mV output level, stable work environment at -196 ℃; high precision, long life, a variety of optional mounting screw; special type highest -250 ℃, with an external transmitter output 4-20mA current or 0 -5VDC voltage signal.
Type3
Integrated structure, built-in amplifier; measuring medium temperature: -196 ℃ ~ 150 ℃, the working environment temperature: -40 ~ 105 ℃; 2-wire 4-20mA current loop or 0-5VDC output.
Type4 Cryogenic vacuum sensor, differential pressure sensor
Special techniques to measure ultra-low vacuum, measurable -196 ℃, vacuum degree of -255 ℃. Optional threaded mounting, quick release flange, straight tube is inserted in several ways; 0.018Pa ~ 200Pa, 1Pa ~ 1kPa, 10Pa ~ 10kPa, 100Pa ~ 100kPa, 1kPa ~ 1Pa vacuum pressure, 0- ~ 100kPa negative pressure fit range .differential type
Type5 Ultra-low temperature pressure sensors (industrial shell type)
Industrial shell structure, low temperature sensor probe, conversion circuit placed in protective casing, with good protection, measuring medium temperature: -196 ℃ ~ 150 ℃, -250 ℃ ~ 55 ℃, the working environment temperature: -40 ~ 105 ℃; 2-wire 4-20mA current loop or 0-5VDC output.
Type6 Ultra-low temperature pressure sensor (high frequency response)
Quartz resonant principle, compact structure, easy installation, the ability to measure fluid pressure -196 ℃, is characterized by fast response frequency, the natural frequency of about 100kHz, at low temperatures, ideal for environments requiring high-speed measuring pressure changes.
What is the development of bout Us?
Xi'an Yunyi Instrument Co., Ltd. is a professional manufacturer that engaged in the fields of pressure measurement instrument, the chief engineer Mr Tian has more than 30 years on this area, he is one of the engineers who introduced the Rosemount technology. We specializing in developing high precision pressure transmitter and pressure gauges. And we also develop temperature transmitter, level transmitter, densitometer etc. They are widely used in chemical, petroleum, paper, electricity, city gas, environmental protection, water treatment and other fields.
If you need this ultra low temperature freezer pressure sensor , please visit the website
http://www.7deadweighttester.com
or contact skype:wangxiaoyuncalar