This long-life; high-performance valve is the optimum choice for a master or pilot valve providing total air pressure control.
	・In addition to the 2-; 3-; or 5-port valve; the check valve; the shuttle valve; and the quick exhaust valve; the low-pressure; air-operated valve for interface use is now available as standard.
	
		
			
				Operation 
				type | 
			
				Effective 
				area mm2 | 
			
				Port 
				Main;pilot | 
		
		
			| 
				Air-piloted | 
			
				15 | 
			
				Rc1/4;Rc1/8 | 
		
	
	 
	
		
			| 
				Head code | 
		
		
			| 
				250A | 
			
				Diaphragm type .Direct piping .2.3-port .Single pilot | 
		
		
			| 
				250AA | 
			
				Diaphragm type .Direct piping .3-port .Single pilot(Intenal pilot keeping type | 
		
		
			| 
				250-4A | 
			
				Diaphragm type .Direct piping .5-port .Single pilot | 
		
		
			| 
				250-4AA | 
			
				Diaphragm type .Direct piping .5-port .Single pilot(Intenal pilot keeping type | 
		
		
			| 
				2503A | 
			
				Diaphragm type .Direct piping .2.3-port .Single pilot | 
		
		
			| 
				2503-4A | 
			
				Diaphragm type .Direct piping .5-port .Single pilot | 
		
		
			| 
				2503-4AA | 
			
				Diaphragm type .Direct piping .5-port .Single pilot(Intenal pilot keeping type | 
		
	
	KOGANEI - Air-piloted Valve 250A Series