RS485 Pressure Gauge

RS485 Pressure Gauge
1. Pressure range: -100kPa ~ 2kPa ~ 250MPa (other pressure ranges can be customized according to user needs)
2. Accuracy (precision): ±0.25%F.S; ±0.16%F.S; ±0.1%F.S; ±0.05%F.S
3. Dimensions and weight: Dimensions: φ 100mm × 34mm; Weight: 0.5kg
4. Dual power supply Built-in lithium battery power supply can be used as a digital pressure gauge
5. External power supply Activate the 485 communication port, which can transmit data in real time (9V power adapter and 24V DC optional)
6. Simultaneously record and store data
7. Use environment
a, temperature: (0 ~ 50) ℃ to ensure the accuracy of the working temperature range)
b. Relative humidity: <95%
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Product Description

Product description


RS485 Pressure Gauge is a new micro-power intelligent product launched by our company. It uses advanced micro-power devices and unique software processing technology to truly continuously measure pressure values. It adopts a large screen segment code wide viewing angle LCD display window, the reading is very eye-catching and intuitive. Before the product leaves the factory, it has undergone high and low temperature aging, stress aging and temperature compensation processes. Even under the harsh conditions of (0 ~ 50) °C, within one year, and 99% confidence probability, it can ensure the accuracy of the product.


Advantage


Digital remote pressure gauge can choose 4-20mA current output or RS485 signal output.

The RS485 pressure gauge can display real-time pressure on site, and the pressure signal can be transmitted remotely, and the transmission distance is better than 500 meters. The built-in pressure sensor has powerful functions. Users can change the pressure unit, calibrate the zero error, correct the filter constant, etc. by themselves.

The digital remote pressure gauge adopts 304 stainless steel shell and connector, waterproof cable outlet, waterproof grade IP65, and has a very wide range of media applicability.

This product can be used to replace the traditional pointer remote pressure gauge or pressure transmitter.


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RS485 Pressure Gauge


Features


·Touch buttons, no mechanical contacts, which solves the problem of service life and sealing very well.


·Wide temperature compensation, ultra-low power consumption.


·Rechargeable battery capacity 4000MAH


·Unit conversion, peak and valley hold and other functions are complete.


·Additional setting functions are complete, customers can set according to their own use environment and habits, and use flexibly.


·The battery can be replaced.


·Waterproof grade≧IP66, higher than the industry level.


Application


The intelligent digital display RS485 Pressure Gauge is flexible in use, simple in operation, easy in debugging, safe and reliable. Widely used in hydropower, tap water, petroleum, chemical, machinery, hydraulic and other industries to measure and display the pressure of fluid media.


Communication software display


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Products Recommended

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.