电子单座控制阀

Type：ZDLP

Subtitle：Electronic Flow Control Valve

The Electronic Single-seat Control Valve is a precision flow control device designed for applications requiring accurate regulation of pressure, temperature, or flow rate in liquid, gas, and steam systems. Featuring a single-seat globe valve design and electronic actuator, it combines high shut-off capability with advanced digital control, making it ideal for chemical processing, HVAC, and industrial automation.

标签：流量控制阀, 压力调节阀, 温度调节阀

类别：电动控制阀

工作条件水泥厂, 化工厂, 冶金厂, 制药厂

产品概览

应用

Process Industries: Precise control of corrosive chemicals, solvents, and process fluids.

暖通空调系统： Temperature and pressure regulation in heating/cooling circuits.

Water Treatment: Flow control in dosing systems and filtration units.

Energy Systems: Steam flow management in power plants and boiler systems.

主要功能

Electronic Actuator:

Control Signal: 4-20mA, 0-10V, or digital protocols (HART, Modbus, Profibus).
Positioning Accuracy: ±0.25% with adaptive PID algorithms.
Power Supply: 24VDC, 110VAC, or 220VAC options.

Single-Seat Design:

Leakage Class: ANSI Class IV (FCI 70-2) or Class VI (zero leakage).
Valve Plug & Seat: Hardened stainless steel (17-4PH/316L) for wear resistance.

Flow Characteristics:

Linear or Equal Percentage trim options for optimized process control.
Cv Range: 0.01 to 450, adaptable to low or high flow rates.

耐用的结构

Body Materials: Carbon steel (WCB), 316L stainless steel, or alloy steel (WC6).
Seals: Graphite, PTFE, or Kalrez® for high-temperature/corrosive media.

Safety & Compliance:

Explosion-Proof: ATEX/IECEx certification available (Zone 1/2).
Standards: IEC 60534, ANSI B16.34, ISO 5208.

运行优势

High Precision: Smart actuator with self-tuning PID ensures ±0.25% control accuracy.

Zero Leakage: Metal-to-metal or soft sealing options for critical shut-off.

Adaptability: Modular trim design allows customization for specific flow profiles.

Low Maintenance: Self-diagnostic actuator alerts for calibration or wear.

Comparison with Other Control Valves

特点	Electronic Single-seat Valve	Pneumatic Control Valve
Control Precision	±0.25% (smart actuator)	±2-5% (depends on air supply stability)
能源效率	No compressed air required	Requires continuous air supply
响应时间	Adjustable (2-10 sec)	Faster (＜1 sec) but less precise
应用	Precision processes, remote automation	High-speed industrial systems

中型

燃气, 液化气, 天然气, 油类, 蒸汽, 水

工作条件

水泥厂, 化工厂, 冶金厂, 制药厂, 发电厂, 水厂

总结

The Electronic Single-seat Control Valve is a versatile and reliable solution for precise flow control in demanding industrial environments. Its combination of high shut-off capability, smart actuation, and durable construction makes it ideal for chemical, energy, and HVAC systems requiring accuracy and safety. Whether regulating corrosive chemicals or high-pressure steam, this valve delivers consistent performance and long-term reliability.

产品参数

尺寸范围	DN15 to DN200 (½" to 8")
压力等级	PN16 至 PN100 / 等级 150 至 600 (ASME B16.34)
温度范围	-40°C 至 450°C（取决于密封材料）
流量系数 (Cv)	0.01 to 450
阀门类型	Globe valve (single seat)
致动器类型	Rotary or linear electronic actuator with position feedback
Control Signal	4-20mA, 0-10V, Modbus RTU, HART
泄漏等级	ANSI Class IV or VI
响应时间	2-10 seconds (adjustable via PID parameters)
Protection Rating	IP67/IP68 (dust/waterproof)