Product Parameter:
 Nominal Diameter: DN20 ~ DN200
 Nominal Pressure: PN16, 40,64
 Medium temperature (℃): -60 ~ +450
 Flow characteristics: equal percentage, linear
 Adjustable ratio: 50:1
 Leak Standard: GB/T4213 single-seat Ⅳ,sleeve grade Ⅲ
 Input signal: DC4 mA ~ 20 mA (0 mA ~ 10 mA) Or 1V ~ 5V (0V ~ 5V, 0V ~ 10V)
 Power Supply Voltage: AC 220V 50Hz
 Material: WCB CF8 CF8M CF3M
Application:
It is widely used for power generation, metallurgy, petroleum, chemical industry and light    industry.