SERIES 581 PROVIDE FOR PNEUMATIC VALVE INTERFACE BASED ON ISO/EN AND CNOMO STANDARDS. AVAILABLE IN FOUR ISO 5599-1 SIZES, 581 OFFERS THE ENTIRE PERFORMANCE RANGE OF PNEUMATIC VALVES, EITHER AS A SINGLE VALVE OR VALVE TERMINAL SYSTEM, WITH ELECTRIC OR PNEUMATIC CONTROL. THE 581 INCORPORATES A NON-LUBRICATED, BALANCED SPOOL AND SLEEVE CONSISTING OF A STAINLESS STEEL SLEEVE WITH A POLISHED INNER DIAMETER, A NYLON SPOOL, AND A SERIES OF STATIC O-RINGS ENCAPSULATED BY TEFLON WEAR RINGS TO REDUCE FRICTION. VALVES ARE AVAILABLE IN 5/2-WAY AND 5/3-WAY SPOOL CONFIGURATIONS FOR ALL SIZES 1-4, AND 2X3/2-WAY SPOOL CONFIGURATION FOR SIZE 1. FLOW RATES RANGE FROM 1.1 TO 6.0 C. SERIES 581 IS USED IN MANY SECTORS, SUCH AS THE AUTOMOTIVE INDUSTRY, AS WELL AS THE WOOD, PRINT, PAPER, HEAVY INDUSTRIES AND MANY OTHERS.

PILOT PRESSURE FOR THE SOLENOID OPERATED VERSIONS CAN EITHER BE SUPPLIED INTERNALLY FROM THE #1 SUPPLY PRESSURE PORT OR EXTERNALLY FROM THE #14 PILOT PORT. ALL SERIES 581 SOLENOID VALVES ARE SHIPPED AS INTERNALLY PILOTED BUT, CAN VERY EASILY BE CONVERTED TO EXTERNALLY PILOTED WHEN NECESSARY. TO CONVERT A VALVE TO EXTERALLY PILOTED, IT IS NECESSARY TO REMOVE THE COVER PLATE AND FLIP THE GASKET. THE TAB SHOULD BE UNDER THE APPROPRIATE SYMBOL. EXCEPT 581. *61, DIFFERENTIAL PILOT VERSION.

ISO 5599-1 SIZES 1, 2, 3 AND 4
ALUMINUM BODY
CHOICE OF OPERATOR VERSIONS:
15MM OPERATOR WITH 2 WATT COIL
22MM OPERATOR WITH 5 WATT COIL
30MM CNOMO OPERATOR

NPTF OR ISO G (BSPP) SUBBASES OR MANIFOLDS
C= FROM 1.1 TO 6.0
INTEGRAL FLOW CONTROL OPTION
2 AND 3 POSITION
SOLENOID AND AIR PILOT OPERATED
SANDWICH FLOW CONTROLS AND PRESSURE REGULATORS FOR VALVE MANIFOLDS AVAILABLE.