Operating Instructions Type 0256 Voltage 12V or 24V UL
Contents
1. Specifications subject to change without notice Any questions Please call Biirkert Contromatic Technical Service at 949 223 31 00 burkert Germany Contact address Birkert Fluid Control Systems Sales Center Chr Burkert Str 13 17 D 74653 Ingelfingen Tel 49 0 7940 1091 111 Fax 49 0 7940 1091 448 E mail info de buerkert com International Contact addresses can be found on the Internet at www burkert com gt Burkert gt Company Locations2. al Propyl i Air Fluid T 14 to 194 40to 266 14 to 266 40 to 356 14 to 356 T Ambient 14to 130 14to 130 14to 130 14to 130 14 to 130 o Water Fluid T 50 to 194 50t0 194 50to 194 50 to 194 50 to 194 8 Ambient 32t0 130 32to 130 32to 130 32 to 130 32 to 130 Neutral Gas Fluid T 14 to 194 40to 266 14 to 266 40 to 356 14 to 356 2 Ambient 14to 130 14t0o 130 14t0 130 14 to 130 14 to 130 o Light oil Fluid T 50 to 194 50 to 194 50 to 194 E Ambient 14to 130 14to 130 14 to 130 LP gas Fluid T 14 to 140 14 to 140 14 to 140 Ambient 14 to 130 14 to 130 14 to 130 o Refrigerants Fluid T 14to 194 fe Ambient 14 to 130 MAN 1000010127 EN Version 1 Status RL released freigegeben printed 20 01 2015 burkert Operating Instructions Wiring Diagram Electrical Connection Type 2509 Power Ground green dot Power Orientation is not important Electrical Connection Ensure supply voltage frequency corresponds with that on label Voltage tolerance is 10 Available Electrical Connections see Marking Wiring diagram see above For this product to be considered UL listed and CSA approved for General Purpose and FM approved for Hazardous Locations Division 2 it must be in conjunction with the type 2509 cable plug connector Electrically
3. Operated Valves Parts YSYI2 The connector and gasket must be assembled to the valve with the screw provided after the connection of the wire leads This valve and connector assembly is delivered together and is to be used as one unit For valves to be used in Intrinsically Safe Applications the positive pole is identified by a on the pin or wire No 1 has to be con nected to the See Control Drawing for the Rules of Interconnection Warning All valves to be used in Intrinsically Safe Applications must be clearly marked as Intrinsically Safe Apparatus Trouble Shooting Check port connections minimum operating pressure differential if required and supply voltage Ensure pilot hole in piston is clear and pilot bore in the valve outlet is not abstracted If core does not pull in check for short circuit coil burn out or foreign matter im peding core movement A jammed or missing core causes the coil to overheat in the case of AC supply Warning These products are designed to operate in a wide variety of ap plications it is the user s responsibility to select a model that is appropriate for the application This product is designed to be installed only by suitably qualified and trained personnel Specifications should not be exceeded under any circumstances The torque for the terminal screw on type 2509 is 0 5 Nm 4 4 Ibf in Changes made to this product will render any applicable warranty null and avoid
4. MAN 1000010127 EN Version Status RL released freigegeben printed 20 01 2015 burkert Operating Instructions Type 0256 Design 2 way solenoid valve direct acting function A See Table Fluid and Ambient Temperature See Table Pressure Range Maximum inlet pressure see label on valve Installation Before installing valve ensure that piping etc is free of foreign matter metal fillings seal materials welding scale etc Instal lation as required but preferably with coil uppermost Installati on in this position tends to prevent foreign matter remaining in core tube increased life Do not put any loads on coil unit Type 0256 PTFE tape is recommended for sealing ports Arrow on valve body indicates flow direction Mounting is accomplished by means of four M4 x 8 mm tapped holes located on the valve underside Seal Material EPDM EPDM NBR NBR FKM FKM EG PTFE seat and Graphite seal SA Steel seat and EPDM O ring SF Steel seat and FKM O ring Circuit function A Normally Closed 0256 A 5 32 FKM BR NPT1 4 PMAX 230PSI 24V 60Hz 12W 450000Y IN W GERMANY burkert IRVINE CALIFORNIA U S A MADE W14UN Recorder No Voltage Frequency Power Consumption Maximum Pressure a Sasa Seal Materials Seat O ring Tt Fluid Tempera Buna N o Ethylene FKM Steel Steel D tures F Propylene Ethylene FKM
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