What does a pressure calibrator do? 

The main function of a pressure calibrator is to detect and calibrate the accuracy of various pressure measuring equipment

Common pressure measuring equipment includes pressure gauges, pressure sensors, differential pressure transmitters, digital pressure gauges, etc. These devices are widely used in industrial manufacturing, chemical industry, energy, environmental protection, medical and other fields, and have very high requirements for their accuracy and reliability. The pressure calibrator simulates pressure, verifies pressure measuring equipment, calculates errors, and corrects them to ensure the accuracy of various pressure measuring equipment, and improves the precision and reliability of production and testing.

Specific application scenarios and operation steps of pressure calibrators

1.Application scenarios: Pressure calibrators are widely used in industrial manufacturing, chemical industry, energy, environmental protection, medical and other fields. In these fields, the accuracy of pressure measuring equipment is crucial for its normal operation and safety. By using a pressure calibrator, the measurement results of these devices can be ensured to be accurate and error free, avoiding quality issues caused by measurement errors

2.Operation steps:

  • Choose the appropriate pressure calibrator: Select the appropriate pressure calibrator based on the measurement range and accuracy of the device being calibrated.

  • Stable placement: Ensure that the pressure calibrator is on a stable horizontal plane to avoid measurement errors caused by tilting.

  • Correct wiring: Ensure correct wiring to ensure the accuracy of measurement results.

  • Adjust pressure: Set the pressure calibrator within the measurement range of the calibrated device and make adjustments to ensure that the simulated pressure value is consistent with the reading of the calibrated device.

  • Record calibration results: Record calibration results, including time, location, instrument, calibrator, etc., to ensure data traceability and traceability

Through these steps, pressure calibrators can be effectively used to calibrate pressure measuring equipment, ensuring its accuracy and reliability.

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Time : Dec 12, 2024
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Pressure Transmitters for Industrial Pressure Measurement

Xinyi Instrument supplies pressure transmitters for process control, hydraulic systems, petrochemical plants, water treatment, HVAC, power generation and general industrial pressure monitoring. Our pressure transmitter range covers gauge pressure, absolute pressure, differential pressure, high temperature media and digital communication applications.

Choose from compact pressure transmitters, smart 3051 differential pressure transmitters, diaphragm seal models, RS485 digital pressure transmitters and high frequency dynamic pressure sensors. Standard outputs include 4-20 mA, voltage output, HART and RS485 Modbus options, with stainless steel wetted parts and custom process connections available on request.

Pressure Transmitter Parameters

Pressure Types Gauge, absolute, negative pressure, differential pressure
Measuring Range From low differential pressure to high pressure ranges up to 100 MPa, depending on model
Output Signals 4-20 mA, 0-5 V, 1-5 V, 0-10 V, RS485 Modbus, HART options
Accuracy Typical options include 0.1%, 0.2%, 0.25% and 0.5% FS
Process Connection M20 x 1.5, G1/4, G1/2, NPT and customized thread connections
Wetted Materials Stainless steel, 316L diaphragm and corrosion-resistant sealing options
Media Water, oil, gas, air, steam and compatible liquid or gas media
Applications Pipeline pressure, tank level, flow differential pressure, hydraulic pressure and automation systems

Recommended Pressure Transmitter Series

  • Xinyi YW-150 - differential pressure transmitter for stable industrial measurement.
  • Xinyi YW-3051DP - smart differential pressure transmitter for process control.
  • Xinyi YW-130 / YW-140 - compact pressure transmitters for general pressure monitoring.
  • RS485 Digital Pressure Transmitter - Modbus communication for remote monitoring systems.
  • High Temperature Pressure Transmitter - designed for hot media and demanding process conditions.
  • Siemens, Yokogawa and ABB Options - international brand transmitters available for project matching.

Pressure Transmitter FAQ

What is a pressure transmitter used for?

A pressure transmitter converts the pressure of liquid, gas or steam into a standard electrical signal for PLC, DCS, recorder or control instrument input. It is widely used for pipeline pressure, tank level, flow measurement and process safety monitoring.

How do I choose the right pressure transmitter?

Confirm the pressure range, pressure type, medium, temperature, output signal, accuracy, installation thread, electrical connection and environmental requirements. For corrosive media, high temperature or sanitary applications, diaphragm material and sealing structure are especially important.

What is the difference between gauge, absolute and differential pressure transmitters?

Gauge pressure transmitters measure pressure relative to atmospheric pressure. Absolute pressure transmitters measure pressure relative to vacuum. Differential pressure transmitters measure the pressure difference between two points and are commonly used for flow, filter and level measurement.

Can Xinyi Instrument provide customized pressure transmitters?

Yes. Xinyi Instrument can support customized pressure ranges, process connections, output signals, cable length, display options and model selection for different industrial applications.