Pilot operated solenoid valves for pneumatic actuators

1 EUGEN SEITZP ilot operated solenoid valvesfor pneumatic actuators 3/2 and 5/2 way solenoid valves Orifice size 6 and 12 mm NAMUR and threaded connections Pressure range 0 (2) .. 8 bar For air and inert gases With T V-approval up to AK-7 / SIL 4 VALVE GROUP CP-11 Valve group CP-11 The valve group CP-11 is part of the series of Pilot operated solenoid to type and application, thevalves are Pilot operated with internal, orinternal and external control valves of the group CP-11 are usedabove all for the control of pneumatic NAMUR interface they are particularlysuitable for quarter turn actuators .

2 The integrated spring chamber ventilation protects actuators with spring return fromthe hostile valves with external control air con-nections are recommended for quick ex-haust applications with high flow rate andno minimum operating to a wide range of solenoids invarious type of protection for hazardousareas and environmental protected valves ,the group CP-11 solenoid valves are particularly valued in the chemical- andpetrochemical modelsDesignPilot operated spool valve and to type 3/2 way or 5/2 way,single or dual solenoidPressure range2 .. 8 bar and 0.

3 8 bar depending ontype (see type overview)Media Filtered, lubricated or lubricant-free compressed air Instrument air Nitrogen and other inert gasesFlow directionSee functional symbolTemperature ranges Medium:( 40) 25 .. +60 C (+80 C) Ambient: ( 40) 25 .. +60 C (+80 C) Please observe the allowed ambient tem-perature range for the solenoid ! solenoid Size 11 Adapter with filterIn order to prevent solenoid valve failurewe offer an adapter filter in our productline. The built in sieve, with mesh mm, filters dirt particles and can beeasily cleaned or adapter has a G 1 4straight malethread with O-ring seal (NBR) and is avail-able with G 1 4or NPT 1 4connectionthread (see Fig.)

4 15).G 1 4 NPT 1 4 Order No. 1 4 G 1 4 Order No. 1 8 NPT 1 4 Order No. 1 8 G 1 4 Order No. protector IP65 Suitable for solenoid valves with NAMUR connection and integral spring chamberventilation. The spring chamber of the ac-tuator and the solenoid itself are protect-ed against the penetration of agressiveambient air or rain by the non-return sys-tem. Functional reliability and operatinglife are thereby No. (see Fig. 16) solenoid valve for universal applicationNew and unique, with integrated auto-matic shuttle valve. A universally applica-ble solenoid valve for all applications withspring return:Type CP 0632 CPU oH with NAMUR interface and threaded port connections isusable on linear actuators as well as quar-ter turn actuators , without the mounting plate, available as anaccessory, the valve can be mounted andencased in on the NAMUR - Corrosion protectionEugen Seitz AG aluminium valves are"hard ematalised" as is a surface treatment in which avery hard and compact aluminium oxidelayer with titanium oxide intercalation isapplied to the valve.

5 This produces along-lasting protection against corrosionand mechanical detailed information with an overviewof the chemical resistance please requestthe "Hard ematal surface treatment forsolenoid valves " technical Housing:Aluminium ematal coated Seals:Nitrile-butadienerubber (NBR) Spool:Aluminium altef coated Internal parts: various materials General:non ferrous metal free End plugs:brass nickle platedOperating life> 5 million switchingsMounting positionAny positionMounting options Pipe installation NAMUR interface NPT connection threadOn requestManual overrideUpon request the valves listed in the typeoverview are available in models withpush-buttons for manual operation.

6 Thetype description changes as follows:Example without manual override:Type CP 0623 CNE oHExample with manual override:Type CP 0623 CNE DKThanks to robust design, long and reliableoperation can be of protection EEx iThe valves listed in the type overview correspond to the models for solenoids inthe type of protection EEx me or standardtype with W. In the type of protectionEEx i they receive an additional designa-tion:Example with solenoid W:Type CP 0632 CNE oHExample with solenoid in EEx i:Type CP 0632 CNE oH iEUGEN SEITZA pplication overviewThe valve group CP-11 is characterised by its individual types are suitablefor the following applicationsApplication Connection SymbolControl of asingle actingquarter turn actuatorControl of adouble actingquarter turn actuatorControl of a single acting actuatorwith linear movementSafety quick exhaustof an actuator withpositionerG1/4 5 DIN ISO 228-1M5 x

7 103224 Kodierstift122812312M5 x 8mm tief2432 Kodier-GewindestiftM5 x 10, DIN913-45HG1/4 DIN ISO 228-128M512 Tapped recess M5, depth 8 mmGrub screwGrub pinFor quarter turn actuatorsThe NAMUR interface allows solenoid valves to be screwed simply and directlyonto the quarter turn actuator . Time-consuming, complicated assembly is nolonger necessary. A grub screw guaran-tees that the established initial positioncannot be changed by simply turning actuators with linear movementsSolenoid valves with the NAMUR interfacefor actuators with linear movements aremountable directly on position regulatorsand signal devices of linear actuators withthe corresponding interface without aconnecting control signal of the positioner leads bythe solenoid valve through the additionalpressure connection 1 on the NAMUR flange area.

8 Connection 12 supplies thenecessary control flow control plateAn intermediate flow control plate is available as an accessory for the 3/2 way and 5/2 way valves with NAMUR no. (see figure 13)Order no. (see figure 14)NAMUR connection plateA NAMUR connection plate for direct mounting on the NAMUR rib of diaphragmactuators is also available as an no. (see figure 17)Clamp complete, for attachment to NAMUR lanternOrder no. (see figure 19)Mounting plateA plate for mounting on the NAMUR ribor otherwise fastening on plant is availableas an accessory for the universal solenoidvalve type CP 0632 CPU no.

9 (see figure 18)Clamp complete, for attachment to NAMUR lanternOrder no. (see figure 19)NAMUR interfaceEUGEN SEITZNAMUR threaded NAMUR threaded NAMUR threaded NAMUR threaded CP 0532 CNPCP 0632 CNE oHCP 0632 CNX oHCP 0632 CPU oHCP 0632 CNPCP 0632 CGK oHCP 1232 CNE oHCP 1232 CGK oHCP 0652-NE oHCP 0652-NPCP 0652 BNE oHCP 0652-GE oHCP 0652 BGE oHDW CP32 CGD oH EUGEN SEITZF unction InterfaceFunctionalNumberOrificekv value of operatingValve symbolofsize[m3/h] sizesolenoids[mm][l/min][bar][kg]

10 -inflow air operatedCP 0532 CNP 20outflow return16 CP 0632 CNE oH 1vorgesteuert1inflow 6 0632 CNX oH2outflow 7 )1inflow 6 0632 CPU oH3outflow 7 ) 2) 3) air operatedCP 0632 CNP 11spring return1inflow 6 0632 CGK oH4outflow 7 )112 1232 CNE oH5vorgesteuert112 1232 CGK 0652 -NE air operatedCP 0652 -NP 12spring solenoidCP 0652 BNE oH9operated 0652 -GE solenoidCP 0652 BGE oH10operated bistableoverviewNAMURand G 1/4G 1/4G 1/45/23/2 NCNAMURand G 1/4G 1/4and G 1/2 NAMURand G 1/21) With T V-approval for control valves according to DIN EN 161, DIN 3394 part 1 and 22) Version with T V-approval up to AK-7 according to DIN V 19251 available3)