FOXBORO P0924AW wireless pressure transmitter

FOXBORO P0924AW wireless pressure transmitter

Core positioning and value of the product

FOXBORO P0924AW is an industrial grade wireless pressure measurement device, whose core function is to accurately convert on-site pressure signals (such as gauge pressure, absolute pressure, or differential pressure of gases, liquids, and vapors) into standard wireless signals, transmit them to the control system or data acquisition platform through industrial wireless communication protocols, and achieve remote monitoring, data storage, and abnormal alarm of pressure parameters. Compared with traditional wired pressure transmitters, this product does not require the installation of complex signal cables, making it particularly suitable for remote areas, mobile devices, high-risk environments, and scenarios where wired deployment is difficult, such as upgrading old systems. It not only reduces construction costs and cycles, but also reduces the risk of faults caused by cable damage, improving the flexibility and reliability of monitoring systems.

As the core node device of FOXBORO wireless sensor network, P0924AW has good compatibility and can seamlessly integrate with FOXBORO I/A Series DCS system, wireless gateway and third-party industrial control system to build a complete wireless monitoring network, providing data support for the digital transformation of industrial production.

Core technical characteristics

FOXBORO P0924AW is based on industrial design standards and has outstanding advantages in measurement accuracy, wireless communication, environmental adaptability, etc. Its core technical characteristics are as follows:

1. High precision pressure measurement technology

The equipment adopts imported high-precision piezoresistive sensors, combined with FOXBORO's patented signal conditioning algorithm, which has excellent measurement performance. The sensor undergoes strict temperature compensation and linear calibration to effectively counteract the effects of temperature drift and nonlinear errors on measurement results, ensuring measurement accuracy over a wide temperature range. Whether it is low range micro pressure measurement or high range high pressure monitoring, stable and accurate readings can be achieved, meeting the refined control requirements of pressure parameters in industrial production.

2. Stable and reliable wireless communication capability

The product supports mainstream wireless communication protocols in the industry, such as Wireless HART (IEC 62591) or ISA100.11a, with a communication frequency band of 2.4GHz global unlicensed frequency band. It adopts Frequency Hopping Spread Spectrum (FHSS) technology, which has strong anti-interference ability and can effectively avoid the impact of electromagnetic interference on communication in industrial sites. The wireless communication distance can reach 1000m in open environments. If there is obstruction on site, the communication range can be extended through wireless repeaters to ensure the continuity and stability of data transmission. In addition, the device supports sleep mode and wake-up mechanism, automatically entering a low-power state when there is no data transmission, extending the battery life.

3. Industrial grade durability design

P0924AW has undergone reinforcement design in terms of structure and materials in response to the complex environment of industrial sites. The shell is made of 316L stainless steel material, which has excellent corrosion resistance and compression resistance, with a protection level of IP67/IP68, and can adapt to harsh environments such as humidity, dust, and corrosive gases. The device supports a wide temperature range and can operate stably under temperature conditions of -40 ℃~85 ℃. Whether in cold outdoor environments or high-temperature workshop environments, it can ensure the normal operation of the device.

4. Intelligent diagnosis and low-power management

The device is equipped with a comprehensive intelligent diagnostic function, which can monitor sensor status, battery level, communication quality and other parameters in real time. When there are abnormal situations such as sensor failure, low battery voltage, communication interruption, etc., an alarm signal will be automatically sent to the control system for operators to handle in a timely manner. In terms of power management, an efficient power management module is adopted, combined with a large capacity lithium battery (replaceable). Under normal working mode (data transmission cycle of 10 seconds), the battery life can reach 3-5 years, greatly reducing the maintenance cost of the equipment.

5. Convenient installation and debugging

The product adopts diversified installation methods, supporting threaded installation, flange installation, bracket installation, etc., and can be flexibly selected according to the on-site working conditions. The debugging process does not require on-site wiring, and device parameter settings (such as measurement range, transmission cycle, communication address, etc.) can be completed through dedicated wireless configuration software or handheld terminals. It also supports remote debugging and calibration, greatly improving the efficiency of installation and debugging.

Key technical parameters

The technical parameters of FOXBORO P0924AW fully meet the needs of industrial wireless pressure monitoring, and the core parameters are as follows:

1. Measurement parameters

-Measurement types: gauge pressure, absolute pressure, sealing reference pressure

-Measurement range: 0~0.1MPa to 0~100MPa (multiple range options, support customization)

-Accuracy level: ± 0.075% FS (typical value), ± 0.1% FS (maximum error)

-Resolution: 0.001% FS

-Response time: ≤ 10ms (adjustable)

-Temperature compensation range: -20 ℃~85 ℃

2. Wireless communication parameters

-Communication protocol: Wireless HART (IEC 62591), ISA100.11a (optional)

-Working frequency band: 2.4GHz ISM band

-Communication distance: Open environment ≤ 1000m, indoor environment ≤ 300m (depending on obstruction)

-Data transmission cycle: 1s~3600s (can be flexibly set)

-Transmission power: ≤ 20dBm (compliant with wireless communication standards of various countries)

-Receiving sensitivity: ≤ -95dBm

3. Power supply and power consumption parameters

-Power supply mode: 3.6V large capacity lithium battery (replaceable), supports external DC power supply (12-24V DC, optional)

-Working current: emission state ≤ 150mA, sleep state ≤ 10 μ A

-Battery life: 3-5 years (data transmission cycle of 10 seconds, ambient temperature environment)

-Low battery alarm: Automatic alarm when battery voltage ≤ 3.0V

4. Mechanical and environmental parameters

-Shell material: 316L stainless steel

-Protection level: IP67 (standard), IP68 (optional, continuous operation at 10m underwater)

-Working temperature range: -40 ℃~85 ℃

-Working humidity range: 0%~100% RH (no condensation)

-Installation method: M20 × 1.5 thread installation, flange installation (DN15/DN25), bracket installation

-Explosion proof grade: Ex d IIB T6 Ga (compliant with GB3836.1-2010 standard, suitable for hazardous environments)

Typical application scenarios

FOXBORO P0924AW, with its flexible wireless deployment capability and stable measurement performance, is widely used in various industrial scenarios, especially in environments where wired deployment is difficult, demonstrating significant advantages. Typical applications include:

1. Petrochemical industry

P0924AW can be used to monitor parameters such as crude oil pressure, pipeline pressure, and reactor pressure on equipment such as oil well heads, oil pipelines, and chemical industrial parks during oilfield development. Due to the fact that oil wells and pipelines are mostly distributed in remote areas, wired wiring costs are extremely high, while wireless transmission can quickly complete monitoring deployment. At the same time, the explosion-proof and corrosion-resistant design of the equipment can adapt to the dangerous environment of oil fields and chemical parks, ensuring real-time monitoring of pressure parameters and avoiding safety accidents such as leaks and explosions caused by abnormal pressure.

2. Power industry

In boilers, steam turbines, feedwater pipelines in thermal power plants, as well as water turbines, pressure steel pipes, and other equipment in hydropower stations, the equipment is used to monitor key parameters such as steam pressure, feedwater pressure, and water pressure. Traditional wired equipment is prone to faults in wiring around high-temperature and high vibration boilers. The wireless design of P0924AW can avoid cable wear problems, and its wide temperature working range can adapt to the high-temperature environment around the boiler. Its accurate measurement data provides reliable basis for boiler water level regulation and turbine operation control, ensuring the stable operation of the power generation system.

3. Water treatment and environmental protection industry

P0924AW is used to monitor parameters such as sewage pressure and water supply pressure in sedimentation tanks, aeration tanks, sewage pipelines, and water supply pipelines of sewage treatment plants. The environment of the sewage treatment plant is humid and highly corrosive, and wired cables are prone to corrosion and damage. The equipment's IP68 protection level and corrosion-resistant casing can effectively resist harsh environments. The wirelessly transmitted data can provide real-time feedback on pipeline pressure changes, timely detect pipeline blockages or leaks, and ensure the normal operation of the water treatment system.

4. Metallurgy and Mining Industry

In scenarios such as blast furnaces, converters, underground tunnels, and tailings ponds in metallurgical plants, equipment is used to monitor parameters such as furnace pressure, pipeline pressure, and tailings pond water level pressure. The environment of underground tunnels and tailings ponds is complex, and wired deployment is difficult and poses safety hazards. The wireless communication capability of P0924AW can achieve pressure monitoring in remote areas, and the explosion-proof design can adapt to the flammable and explosive environment underground, providing data support for the safety control of metallurgical production and flood prevention in mines.

5. Intelligent manufacturing and warehousing logistics

P0924AW is used to monitor parameters such as hydraulic pressure, pneumatic pressure, and tank pressure in hydraulic systems, pneumatic equipment, and large storage tanks (such as chemical raw material tanks and lubricating oil tanks) in automated production lines. Wireless design facilitates flexible movement of devices with production line adjustments, without the need for rewiring. At the same time, intelligent diagnostic functions can provide timely feedback on equipment pressure abnormalities, ensuring the continuous operation of the production line and the safe storage of stored materials.