The following is a comprehensive summary of the main technical parameters of electric flow valves, combined with industrial applications and product characteristics classification explanations:

1、 Basic parameters

Pressure level

Nominal pressure range: PN1.6~32MPa (national standard) or CLASS 150~1500 (American standard)

Allowable pressure difference: ≤ nominal pressure

Valve body material: ductile iron WCB、 304/316 stainless steel, etc

Traffic characteristics

Adjustable ratio: up to 100:1 (small flow valve)

KV value range: 0.00003~589 (significant differences in different diameters)

Valve core type: V-shaped stainless steel valve core (anti clogging), needle type (precision adjustment)

2、 Execution mechanism parameters

Drive mode

Electric actuator: powered by DC24V battery or 220V AC, with power consumption as low as 1W

Support signal: 4-20mA, 1-5V · DC, some support mobile phone control

Action performance

Travel time: 2 minutes (0-90 degrees)

Travel length: 8-16mm (small flow valve)

3、 Environmental adaptability

Temperature range

Medium temperature: -196 ℃~450 ℃ (divided into standard type/high temperature type/low temperature type)

Environmental temperature: -25 ℃~+70 ℃

Protection level ：IP65， Partial support for explosion-proof (Exd Ⅱ BT4)

4、 Connection and size

Diameter range : DN5~200 (small flow valves are usually ≤ DN25)

Connection method Flanges, threads (NPT/PT), card sleeves, etc

5、 Special Features

Self cleaning design The V-shaped valve core has a shearing effect and is suitable for media containing particles

Communication protocol Supports 4G-CAT1, NB IoT, RS485, etc

6、 Typical application scenarios

New energy equipment, precision chemicals, HVAC systems, etc