Hvac Refrigerant Coolant Pressure Sensor And Transmitter
| Name | Current/Voltage Pressure Transmitter | Shell material | 304 stainless steel |
| Core category | Ceramic core, diffused silicon oil-filled core (optional) | Pressure type | Gauge pressure type, absolute pressure type or sealed gauge pressure type |
| Range | -100kpa…0~20kpa…100MPA (optional) | Temperature compensation | -10-70°C |
| Precision | 0.25%FS, 0.5%FS, 1%FS (comprehensive error including non-linear repeatability hysteresis) | Operating temperature | -40-125℃ |
| Safety overload | 2 times full scale pressure | Limit overload | 3 times full scale pressure |
| Output | 4~20mADC (two-wire system), 0~10mADC, 0~20mADC, 0~5VDC, 1~5VDC, 0.5-4.5V, 0~10VDC (three-wire system) | Power supply | 8～32VDC |
| Thread | can be customized | Temperature drift | Zero temperature drift: ≤±0.02%FS℃Range temperature drift: ≤±0.02%FS℃ |
| Long-term stability | 0.2%FS/year | contact material | 304, 316L, fluorine rubber |
| Electrical connections | Pack plug, three-pin plug-in, M12*1 four-pin aviation plug-in, Gland waterproof, DIN Hessman | Protection level | IP65 |
The transmitter adopts the international advanced pressure sensing element and transmitter special integrated circuit, which is a high-quality, highly reliable, and anti-overload pressure transmitter.It adopts special pressure chips for refrigeration, air conditioning, and heat pump systems, which are corrosion-resistant, impact-resistant, and have good strong corrosion resistance to refrigerants, which can meet the vibration and impact requirements of refrigeration units, and have stable and reliable performance.Mainly used in water-cooled screw units, ground source heat pumps, refrigerators, ice machines, etc. Its unique anti-condensation design plays a pressure protection role for the safe and efficient operation of the equipment.
A variety of range parameters and electrical connections can be selected, support customization
Compact structure, small and beautiful
Small size, light weight, easy to install and use
Strong anti-interference, good long-term stability
Wide measuring range, a variety of sensors are available
1. Component screening and raw material inspection
The core components and raw materials determine the ease of use and durability of a pressure transmitter. We insist on full inspection and select high-quality components for you through layered screening and multiple quality inspections.
2. Installation and welding
Every step of the operation and process are carried out in strict accordance with the product operation instructions and process specifications, and every detail is handled with care
3. Calibration
Multi-point non-linear calibration and the industry’s most accurate 0.01-level automatic pressure controller to ensure the accuracy of each pressure transmitter
4. Aging test
The 48-hour aging test and the management record system can eliminate various potential product defects introduced by complex processing and the extensive use of components and materials, and ensure the reliability and stability of each product
5. Factory inspection
Check the appearance, non-linearity, hysteresis to tightness, insulation resistance, insulation strength and other multiple inspection items to ensure that what is delivered to you is a high-quality pressure transmitter that can be used with confidence
