Utmost U529 series smart valve positioner for sale adopts the newest advanced micro processing and intelligent measurement and control technology, based on 3 / 3 slide nozzle baffle valve and solenoid valve technology, with single and double-acting, Hart, remote transmission, flameproof, explosion-proof function, developed by UTMOST china valve supplier intelligent positioner and the United States R&D team, verified under the harsh operation conditions, has achieved good performance. Contact us and get the latest smart positioner price!
Single/Double acting;
Greatly enhanced the instrument air adaptability and anti-fouling ability(water, dust, and oil), with Nozzle baffle I/P structure;
Smart positioner flow characteristics can be free setting (linear, quick opening, equal percentage,) and easy to control;
Safe, reliable, practical with equipped with a built-in LCD screen and integrated debugging button;
Fast self-diagnosis (2-3 minutes to complete the whole stroke);
Digital valve positioner, limit switches, and other internal electrical modules can be integrated;
Easily remote for smart positioner for control valve checking and diagnosis with Hart communication module;
High adjustment precision, can realize the accuracy of 0.1% intelligent valve control with intelligent control algorithm;
Three valve termination and three fault reset functions can be achieved;
Low power consumption (25L/h I/P low power consumption, low air consumption: locator);
Data backup and storage functions, effectively solve the problem of online replacement, debugging;
Meet IEC534 (NAMUR).
A smart positioner is a device that is used to control the position of a valve in a process control system. It works by receiving a signal from a process controller, which then sends an output signal to the valve actuator. The positioner compares the actual position of the valve to the desired position, and then adjusts the actuator to ensure that the valve is in the correct position.
The working principle of a smart positioner can be explained in the following steps:
The process controller sends a control signal to the smart positioner. This signal contains information about the desired position of the valve.
The smart positioner receives the control signal and compares it to the current position of the valve. If the valve is not in the desired position, the positioner will adjust the actuator to move the valve towards the desired position.
The smart positioner uses feedback from the valve position sensor to ensure that the valve is in the correct position. The positioner will continue to adjust the actuator until the valve is in the correct position.
The smart positioner may also include additional features such as diagnostic monitoring and communication capabilities. These features can help to improve the reliability and performance of the process control system.
Overall, the smart positioner works by continuously monitoring the position of the valve and making adjustments as needed to ensure that it is in the correct position. This helps to improve the accuracy and efficiency of the process control system.
| Item | U529N/I | U529D |
| Explosion-proof | Without Ex protection or explosion protection "ia" | Explosion Protection |
| Input Signal | 4-20 mA | |
| Inlet air pressure | 0.14~0.6Mpa(G) | |
| Stroke | Linear: 10~150mm | |
| Angle: 0~120° | ||
| Control Accuracy | ± 0.2% F.S. | |
| Hysteresis | ± 0.2% F.S. | |
| Repeatability | ± 0.2% F.S | |
| Impedance | Max. 460Ω/20 mA(DC) | |
| Output characteristic | Linear, ON/OFF, Equal percentage or User defined | |
| Air Consumption | Stable gas consumption 25L/h | |
| Connections | Pneumatic 1/4NPT or G1/4 | |
| Electrical 1/2NPT | ||
| Ambient temperature | -40~80℃ | |
| Housing Material | Aluminum or Stainless steel | |
| Weight, basic device | About 2.0Kg | About 3.6 Kg |
For more data, please contact our control valve manufacturing company.
| Performance | UTM | ABB | SAMSON | Azbil | Comparative description |
| Pneumatic components | Digital I/P converter 3/3 Pneumatic valve | Analog I/P converter 3/3 Pneumatic valve | I/P converter Pneumatic amplifier | I/P converter Pneumatic amplifier | Better than imported brand |
| I/P Drive mode | Digital(PWM) | Analog(Voltage) | Analog(Voltage) | Analog(Voltage) | Better than imported brand |
| I/P Consumption | 0.8mW | 1.6mW | 5mW | 18mW | Better than imported brand |
| Seismic-Resistance | 2g | 2g | 2g | 1g | Meet the imported brands level |
| Temperature compensation | With | With | With | Without | Meet the imported brands level |
| Air pressure | 1.4-6 bar | 1.4-6 bar | 1.4-6 bar | 1.4-7 bar | Meet the imported brands level |
| Air quality | According to DIN/ISO 8573-1 Pollution and oil content according to Class 3 max.concentration = 1 mg / m3; pressure dew point: 10 K below | According to DIN/ISO 8573-1 Pollution and oil content according to Class 3 max.concentration = 1 mg / m3; pressure dew point: 10 K below | According to DIN/ISO 8573-1 Pollution and oil content according to Class 3 max.concentration = 1 mg / m3; pressure dew point: 10 K below | According to DIN/ISO 8573-1 Pollution and oil content according to Class 3 max.concentration = 1 mg / m3; pressure dew point: 10 K below | Meet the imported brands level |
| Air consumption | 0.056Nm3/h | 0.085Nm3/h | 0.11Nm3/h | 0.24Nm3/h (1.4 bar) 0.3Nm3/h (5 bar) | Better than imported brand |
| Precision | 0.1%-0.3% | 0.1%-0.3% | 0.3%-0.5% | 0.5%-1% | Meet the imported brands level |
| Self-diagnosis | One-step diagnosis | Multi-step diagnosis | Multi-step diagnosis | “Switch diagnosis” | Better than imported brand |
| Minimum Operating current | 3.4mA | 3.4mA | 3.5mA | 3.8mA | Meet the imported brands level |
| Explosion proof | Ex ia IICT6 | Ex ia IICT6 | Ex ia IICT6 | Ex ia IICT6 | Meet the imported brands level |
| Ex d II CT6 | Ex d II CT6 | Ex d II CT6 | Ex d II CT6 | Meet the imported brands level | |
| Backup function | With | Without | Without | Without | Better than imported brand |
| Smart Positioner Price | Middle | High | High | High | Better Cost Performance |
