Pneumatic Diaphragm Three Way Control Valve

Pneumatic diaphragm three-way control valve

Advantage: high precision adjustment, stable motion, fair stress, multi spring structure

Application: special for three way control.

Nominal dimension (mm)		25	40		50	65	80	100	150		200
Seat diameter (mm)		25	32	40	50	65	80	100	125	150	200
Flow coefficient Kv	Collecting	8.5	13	21	34	53	85	135	210	340	535
	Split	/	/	/	/	/	85	135	210	340	535
Rangeability		30:1
Nominal pressure		1.6, 4.0, 6.4 Mpa
Valve core		Undersized cylinder valve core
Flow characteristics		Linear, logarithm
Action type		Pneumatic open, pneumatic close
Working temperature		-40~450^oC
Flange standard		JB78-59, JB79-59, JB/T79.1-94, JB79.2-94, ANSI, JIS, DIN
Actuator		ZHA/B mutable spring diaphragm actuator, ZSL linear motion pneumatic piston actuator
Available accessories		positioner, solenoid valve, air filter pressure reducer, limit switch, emergency action equipment, hand wheel