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Xi'an Shenghongchuang Instrument Co., Ltd.

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Is the PT-PZ809-160 pressure transmitter performance stable? Measured data tells you the answer
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PT-PZ809-160 Pressure Transmitter Performance Stability Test Analysis


As a key device in industrial flow control, the performance stability of the PT-PZ809-160 pressure transmitter directly affects production safety and efficiency. This article uses comparative analysis based on measured data to reveal the core indicators of this diffused silicon liquid and gas pressure sensor model, including accuracy and durability, helping commercial evaluators select high-quality products with stable performance.


I. Core Performance Testing: Accuracy and Repeatability Verification


In 6 months of continuous tracking tests at industrial sites, the PT-PZ809-160 pressure transmitter demonstrated outstanding measurement accuracy. The measured data show:


  • Within the 0-160bar range, the basic error remained stable within ±0.25%FS
  • The temperature drift coefficient was less than 0.02%/℃ (-20℃~80℃ environment test)
  • The repeatability error did not exceed 0.1%, better than the ISO 8763 standard requirements

Compared with similar products such as the DG1300-BZ-B-2-300/CJ/GZ pressure transmitter, the PT-PZ809-160 performed more prominently in long-term stability. During the test period, no signal jumps or zero-point drift occurred, thanks to its monocrystalline silicon sensor technology and fully welded stainless steel diaphragm structure.


II. Environmental Adaptability Testing: Performance Under Extreme Operating Conditions


To verify the environmental adaptability of the diffused silicon liquid and gas pressure sensor, we conducted dedicated tests in the following scenarios:


Test ItemTest ConditionsPerformance
Mechanical Vibration10Hz-2kHz,15g accelerationOutput fluctuation <0.1%FS
Temperature shock-40℃~125℃ cyclic variationZero-point drift <0.5%FS
Media CompatibilityHighly corrosive gas(H2S concentration 5%)No corrosion on the diaphragm, good sealing

Especially under pulsating pressure scenarios common in the chemical industry, the response time of this pressure transmitter model was ≤1ms, fully meeting the application requirements of high-end products such as the AST-E1117 pressure transmitter. Its IP67 protection rating and intrinsically safe design also make it suitable for hazardous areas such as petroleum and chemical industries.


III. Supporting System Integration Solution


The PT-PZ809-160 can be seamlessly connected with the domestic instrument PY500 temperature monitoring alarm digital display controller to form a complete monitoring and control system. The PY500 controller features:


  • Universal input signal compatibility (supports 4-20mA/0-10V and other specifications)
  • 0.5%FS high-accuracy display
  • Dual alarm output function

This combination solution is particularly suitable for industrial scenarios that require simultaneous monitoring of pressure and temperature, such as the application of the DG1300-PJ-1-2-1/CJ/GZ pressure transmitter in thermal systems. After system integration, users can use the PY500 to achieve centralized parameter display, over-limit alarms, and transmitter output, greatly improving management efficiency.


IV. Selection Recommendations and Industry Applications


Based on measured data and the needs of different industries, we provide the following selection recommendations:


  1. Petrochemical industry: prioritize the PT-PZ809-160 model with a Hastelloy diaphragm, combined with intrinsic safety explosion-proof certification
  2. Power and energy: it is recommended to choose the version with temperature compensation to cope with high-temperature environments such as boiler rooms
  3. Water treatment: can be paired with the MPM-MPM4511 pressure transmitter to form a multi-point monitoring network

Compared with competing products such as the KYB-i pressure transmitter, the PT-PZ809-160 has obvious advantages in cost performance. Its average mean time between failures (MTBF) reaches 150000 hours, and the maintenance cycle is extended by more than 50%, significantly reducing usage costs.


V. Technical Summary and Procurement Recommendations


Comprehensive test data indicate that the PT-PZ809-160 diffused silicon liquid and gas pressure sensor has reached an industry-leading level in terms of accuracy, stability, and environmental adaptability. For industrial users pursuing long-term stable operation, this product is a more reliable choice than the DG1210-BZ-B-2-0.25 pressure transmitter.


As a professional sensor manufacturer, Xi'an Shenghongchuang Instrument Co., Ltd. provides full-process services from selection consultation to installation and commissioning. All products undergo a 72-hour aging test before leaving the factory and are accompanied by certificates issued by a national metrology institute. If you need technical parameters for special models such as the 30.600G-2503-R-3-8-100-300-2-5K-000 pressure transmitter, please feel free to contact our engineering team.


Take action now: Call 400-xxx-xxxx to get the latest quotation for the PT-PZ809-160 pressure transmitter, or request free samples for on-site testing. You may also inquire about the supporting solution for the domestic instrument PY500 temperature monitoring alarm digital display controller to optimize overall system performance.

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