Advantages of Using Integral Orifice Flow Transmitters in Industrial Applications

In industrial applications where accurate measurement of fluid flow is crucial, integral orifice flow transmitters play a vital role. These devices are widely used in industries such as oil and gas, chemical processing, and water treatment, among others. Integral orifice flow transmitters offer several advantages over other types of flow measurement devices, making them a popular choice for many industrial applications.

One of the key advantages of integral orifice flow transmitters is their simplicity and reliability. These devices consist of a primary element, typically an orifice plate, and a differential pressure transmitter. The orifice plate creates a pressure drop in the fluid flow, which is measured by the transmitter. This simple design makes integral orifice flow transmitters easy to install and maintain, reducing downtime and overall costs for industrial operations.

Constant 10.00cm-1 1.000cm-1 0.100cm-1 0.010cm-1
Conductivity (500~20,000) (1.0~2,000) (0.5~200) (0.05~18.25)
μS/cm μS/cm μS/cm MΩ·cm
TDS (250~10,000) (0.5~1,000) (0.25~100) ——
ppm ppm ppm
Medium Temp. (0~50)℃(Temp. Compensation : NTC10K)
Resolution Conductivity: 0.01μS/cm;0.01mS/cm
TDS: 0.01ppm
Temp.: 0.1℃
Accuracy Conductivity:1.5%(FS)
Resistivity: 2.0%(FS)
Analog Output Single isolated(4~20)mA,instrument/transmitter for selection
Control Output SPDT relay,Load Capacity: AC 230V/50A(Max)
Working Environment Temp: (0~50)℃;Relative humidity: ≤85%RH(none condensation)
Storage Environment Temp:(-20~60)℃; Relative humidity ≤85%RH(none condensation)
Power Supply DC 24V/AC 110V/AC 220V±15%(for selection)
Dimension 48mm×96mm×80mm (H×W×D)
Hole Size 44mm×92mm (H×W)
Installation Panel mounted, fast installation

Another advantage of integral orifice flow transmitters is their accuracy. Orifice plates are precision-engineered to create a specific pressure drop in the fluid flow, allowing for accurate measurement of flow rates. This level of accuracy is essential in industries where even small variations in flow rates can have significant impacts on production processes and product quality. Integral orifice flow transmitters provide reliable and consistent measurements, ensuring that industrial processes run smoothly and efficiently.


In addition to their simplicity and accuracy, integral orifice flow transmitters are also highly versatile. These devices can be used to measure a wide range of fluid types, including liquids, gases, and steam. They can also be easily integrated into existing piping systems, making them a flexible option for a variety of industrial applications. Whether measuring flow rates in a high-pressure gas pipeline or monitoring water flow in a chemical processing plant, integral orifice flow transmitters can be customized to meet the specific needs of any industrial operation.

Furthermore, integral orifice flow transmitters are cost-effective compared to other flow measurement devices. Their simple design and ease of installation reduce upfront costs, while their reliability and accuracy help to minimize maintenance and calibration expenses over time. This cost-effectiveness makes integral orifice flow transmitters an attractive option for industrial operations looking to maximize efficiency and productivity while keeping operating costs in check.

Overall, integral orifice flow transmitters offer a range of advantages that make them an ideal choice for industrial applications requiring accurate and reliable flow measurement. Their simplicity, accuracy, versatility, and cost-effectiveness make them a valuable tool for industries such as oil and gas, chemical processing, and water treatment. By choosing integral orifice flow transmitters, industrial operations can ensure that their processes run smoothly and efficiently, leading to improved productivity and profitability in the long run.

How to Properly Calibrate and Maintain Integral Orifice Flow Transmitters

Integral orifice flow transmitters are widely used in industrial applications to measure the flow rate of liquids and gases. These devices are known for their accuracy and reliability, but like any other instrument, they require regular calibration and maintenance to ensure optimal performance. In this article, we will discuss the importance of calibrating and maintaining integral orifice flow transmitters, as well as provide some tips on how to do so effectively.

Calibration is a critical step in ensuring the accuracy of integral orifice flow transmitters. Over time, these devices can drift out of calibration due to factors such as wear and tear, changes in operating conditions, or environmental factors. If left unchecked, this can lead to inaccurate flow measurements, which can have serious consequences for process control and efficiency.

To calibrate an integral orifice flow transmitter, you will need a calibration kit that includes a reference flow meter, a pressure gauge, and a valve to control the flow rate. The first step is to establish a baseline by comparing the readings of the integral orifice flow transmitter with those of the reference flow meter. If there is a discrepancy, adjustments can be made to bring the two readings into alignment.

It is recommended to calibrate integral orifice flow transmitters at regular intervals, such as once a year or whenever there is a significant change in operating conditions. This will help ensure that the device remains accurate and reliable over time. Additionally, it is important to document the calibration process, including the date, time, and results of the calibration, as well as any adjustments that were made.

In addition to calibration, regular maintenance is also essential for the proper functioning of integral orifice flow transmitters. This includes inspecting the device for signs of wear or damage, cleaning the orifice plate and other components, and checking for leaks or blockages in the flow path. Any issues should be addressed promptly to prevent further damage and ensure the continued accuracy of the device.

One common maintenance task for integral orifice flow transmitters is checking and cleaning the orifice plate. Over time, the orifice plate can become clogged with debris or scale, which can affect the flow measurement. To clean the orifice plate, it can be removed from the device and soaked in a cleaning solution, such as a mild detergent or solvent. Once clean, the orifice plate should be carefully reinstalled and the device recalibrated to ensure accurate measurements.

Another important aspect of maintaining integral orifice flow transmitters is checking for leaks in the system. Even a small leak can affect the accuracy of the flow measurement, so it is important to inspect the device and its connections regularly for any signs of leakage. If a leak is detected, it should be repaired immediately to prevent further damage and ensure the continued reliability of the device.

Product name PH/ORP-6900 pH/ORP transmitter controller
Measurement parameter Measurement Range Resolution ratio Accuracy
pH 0.00~14.00 0.01 ±0.1
ORP (-1999~+1999)mV 1mV ±5mV(electric meter)
Temperature (0.0~100.0)℃ 0.1℃ ±0.5℃
Temperature range of Tested solution (0.0~100.0)℃
Temperature component Pt1000 thermal element
(4~20)mA Current output Channel No. 2 Channels
Technical characteristics Isolated, fully adjustable, reverse, configurable, instrument / transmitting dual mode
Loop resistance 400Ω(Max),DC 24V
Transmission accuracy ±0.1mA
Control contact1 Channel No 2 Channels
Electric contact Semiconductor photoelectric switch
Programmable Each channel can be programmed and point to (temperature, pH/ORP, time)
Technical characteristics Presetting of normally open / normally closed state / pulse /PID regulation
Load capacity 50mA(Max)AC/DC 30V
Control contact2 Channel No. 1 Channel
Electric contact Relay
Programmable Each channel can be programmed and point to (temperature, pH/ORP)
Technical characteristics Presetting of normally open / normally closed state / pulse /PID regulation
Load capacity 3AAC277V / 3A DC30V
Data communication RS485, MODBUS standard protocol
Working power supply AC220V±10%
Overall power consumption <9W
Working environment Temperature: (0~50) ℃ Relative humidity: ≤ 85% (non condensing)
Storage environment Temperature: (-20~60) C Relative humidity: ≤ 85% (non condensing)
Protection level IP65
Shape size 220mm×165mm×60mm (H×W×D)
Fixed mode Wall hanging type
EMC Level 3

In conclusion, proper calibration and maintenance are essential for ensuring the accuracy and reliability of integral orifice flow transmitters. By following the tips outlined in this article, you can help prolong the life of your device and ensure that it continues to provide accurate flow measurements for years to come. Remember to calibrate the device regularly, document the calibration process, and address any maintenance issues promptly to keep your integral orifice flow transmitter in top working condition.


Similar Posts