970 Namur /-, /- and /-Directional control valves Electromagnetic indirectly controlled soft seal spool valves G /4, /4 NPT NAMUR-interface For single and double operated actuators Exhaust air recirculation (/ way function) Crossover-free switching, switch-over function quaranteed even with small cross section Rest position in the event of power failure provided by mechanical return spring (monostable design) Add-on manual override Suitable for outdoor installation if equipped with corresponding solenoid Minimal electrical power consumption therefore many safety ratings possible, e.g. EEx i The solenoid valves are applicable in the protection class EEx me, EEx md, EEx m, EEx ia for zones,, (gases) and (dusts) ATEX cat. II GD Additional protection class (FM, CSA): XP, NI, IS, AEx ia Technical data Medium: Filtered, non-lubricate and dried compressed air, instrument air, nitrogen or other non-flammable neutral, dry fluids Actuation: Solenoid operated, indirectly controlled Mounting position: Optional Nominal diameter: ND mm Port size: G /4, /4 NPT operating pressure: to 8 bar with internal air supply Temperature range: Valve: -40* to + C Solenoid: See solenoid table * For temperatures below 0 C use conditioned dry air, if installed outdoors protect all connections against the penetration of moisture! Materials: Body: aluminium.0 with surface treatment for rough environmental conditions condensate test with alternating temperatures in sulphic environment, salt spray test with different sodium chloride solutions, tested in ammonia environment Seals: NBR (Special perbunan) Ordering information / directional control valve with spring return, Port size G /4, solenoid in protection class EEx me, 4 V DC, Typ: 9700.400.04.00 EEx e-cable gland M 0x, Typ: 08889 Accessories Page 4 / / / 4 0 4 8/0 N/UK.4..0
970 Namur /-, /- and / directional valves Reversible seal allows /- or / way funktion Aluminium anoized body,, (), 4 9700* G /4 Flange Solenoid/Spring,...8 00 0, M0 0 4 970* /4 NPT 4 0 4 970* G /4 Flange Solenoid/Solenoid,...8 00 0, M0 97* /4 NPT 970* G /4 Flange Solenoid/Solenoid,...8 90 0,7 M04 97* /4 NPT mid position APB,, 970* G /4 Flange Solenoid/Spring,...8 00 0,9 M0 0 Brass body,, (), 4 9700* G /4 Flange Solenoid/Spring,...8 00 0, M0 0 4 970* /4 NPT 0 4 4 970* G /4 Flange Solenoid/Solenoid,...8 00 0, M0 97* /4 NPT 970* G /4 Flange Solenoid/Solenoid,...8 90 0,7 M04 97* /4 NPT mid position APB,, 970* G /4 Flange Solenoid/Spring,...8 00 0,9 M0 0 Stainless steel body Symbol 0 0 4 4 Type Port size Actuation Operating Flow,, (), 4 97070* G /4 Flange Solenoid/Spring,...8 00 0, M0 9707* /4 NPT 9770* G /4 Flange Solenoid/Solenoid,...8 00 0, M0 977* /4 NPT 4 9770* G /4 Flange Solenoid/Solenoid,...8 90 0,7 M04 977* /4 NPT mid position APB / directional valves with NAMUR interface DIN 8/Nov. 98: Port size P and auxiliary supply in flange surface,, 9707* G /4 Flange Solenoid/Spring,...8 00 0,9 M0 0 * * When ordering please indicate solenoid, voltage and current type (frequency). See page. valve function: APB = All Ports Blocked N/UK.4..0 8/0
970 Namur Actuation solenoids Type Power consumption 4V DC 0V AC (W) (VA) Rated current at 4V DC 0V AC (ma) (ma) Protection class Temp. range Electroport size Ambient/Fluid Weight Dimensions 0 7), - 7 - IP00 w/o connector ) -... +0 DIN EN 7 0-80 0,4 M SB0 IP with connector ) Form A Circuit diagram 07 7),9-78 - IP00 w/o connector ) -... +0 DIN EN 7 0-80 0, M4 SB0 IP with connector ) Form A 098, - - EEx m II T4 ) -0... +70 m cable 0,4 M SB04 IP T0 C0 099 -, - EEx m II T4 ) -0... +70 m cable 0,4 M SB07 IP T0 C 400 8) 0,7 - - EEx me II T/T ) -40... +80 (T) M0 X, ) 0,8 M SB04 IP T0 C -40... +70 (T) 40 8) -, - EEx me II T4/T ) -40... +80 (T4) M0 X, ) 0,8 M SB07 IP T0 C -40... + (T) 400 8) 0,7 - - EEx me II T/T ) -40... +80 (T) / NPT ) 0,8 M7 SB04 EEx md II T/T ) -40... +70 (T) 40 8) 0,7 - - IP T0 C M0 X, ) 40 8) -, - EEx me II T/T ) -40... +80 (T) / NPT ) 0,8 M7 SB07 EEx md II T/T ) -40... +70 (T) 40 8) -, - IP T0 C M0 X, ) 70,4-9 - XP (NEMA) 4) -0... +0 Standard wire 0,4 M8 SB0 4, 4X,, P, 7, 9 40 mm long Standardvoltages 4V DC, 0V AC. other voltages on request Design acc. to VDE 080, EN 004/008.00% duty cycle. Solenoid actuators for intrinsically-safe circuits, protection class EEx ia IICT/T, cat.ii G, II D, IP, T90 C, EC type examin. certificate KEMA 0 ATEX 0X Type ) Categorie II GD, EC-Type-Examination-Certificate KEMA 0 ATEX 47X ) Categorie II GD, EC-Type-Examination-Certificate KEMA 98 ATEX 4 X ) Categorie II GD, EC-Type-Examination-Certificate PTB 0 ATEX 08 X 4) CSA-LR 74-, FM approved, for hazardous locations: Div. and, Class I, II, III ) Required connector for DC: type 0707. Nominal resist. RN coil Min. required Resistance switching current Rw 0 coil * Required voltage at terminal Connector with rectifier for AC or universal current: type 00 ) Cable gland is not indicated in delivery 7) Suitable for outdoor installation only if equipped with a special protection (e.g. cubicle installation) 8) This solenoid has a fuse with an appropirate rating. Temperature range Ambient/Fluid ( ) (ma) ( ) (Rw 0) T T 00 00 40 8-40...+80 C -40...+70 C 0,8 M SB 0 0 9 4 470-40...+80 C -40...+70 C 0,8 M SB 0 0 7 7 880-40...+80 C -40...+70 C 0,8 M SB 0 0 0 40 9-40...+80 C -40...+70 C 0,8 M SB 0 Weight Dimensions Circuit diagram When selecting an intrinsically safe power supply, the permissible maximum values according to the Certificate of Conformity should be taken into acount. The low effective inductivity and capacity can be ignored. Solenoid actuators with FM-approval Instrinsically safe: IS/I, II, III//ABCDEFG/ T Ta = C; I/0 AEx ia IIC/ T Ta = C - 0887/B; Entity Nonincendive: NI/I//ABCD/ T Ta = C; S/II,III//FG/T Ta = C; NEMA Type 4 Type Nominal resist. Min. required Resistance Required voltage RN coil switching current Rw coil * at terminal ( ) (ma) ( ) (Rw ) 040 4 4 0,4-40... + C 0,8 M9 SB0 04 9 8 9 7, -40... + C 0,8 M9 SB0 04 98 40 8, -40... + C 0,8 M9 SB0 048 0 0 9,0-40... + C 0,8 M9 SB0 044 0 7 7 0,0-40... + C 0,8 M9 SB0 0 78 8, -40... + C 0,8 M9 SB0 04 47,0-40... + C 0,8 M9 SB0 047 8 4,4-40... + C 0,8 M9 SB0 048 9 9 89,9-40... + C 0,8 M9 SB0 When selecting an intrinsically safe power supply, the permissible maximum values according to the FM approval should be taken into account. The low effective inductivity and capacity can be ignored. *RW is the solenoid coil resistance at an temperature of + C, including internal heat generation, with max. permissble power. ** Certificate of conformity PTB No. Ex-9.D.78 Temperature range Ambient/Fluid Weight Dimensions Circuit diagram 8/0 N/UK.4..0
970 Namur /-, /- and /-directional control valves with pilot 0 mw / mw in protection class EEx ia II CT4/ Reversible seal allows /- or / way funktion Symbol 0 0 4 4 4 Type Port size Actuation Material Operating Flow (l/min),, (), 4 pressure (bar) 97009* G /4 Flange Solenoid/Spring Aluminium,...8 00 0, M0 9709* /4 NPT 9709* G /4 Flange Solenoid/Solenoid Aluminium,...8 00 0, M07 979* /4 NPT 9709* G /4 Flange Solenoid/Solenoid Aluminium,...8 90 0,7 M08 979* /4 NPT mid position APB / directional valves with NAMUR interface DIN 8/Nov. 98: Port size P and auxiliary supply in flange surface. Actuation Material Operating Flow (l/min),, (), 4 pressure (bar) 9709* G /4 Flange Solenoid/Spring Aluminium,...8 00 0,4 M0 0 Ordering examples 9709. 080. 00. 00 valve pilot mw electr. connection internal air supply 00 M x plug in connection 0Z external air supply 004 kostal / rounded connecter 00 M x, cable gland * Please insert code for electrical connection: 00 M x 004 rounded connecter 00 M x, Pilot system in protection class EEx ia II C T4/T Accessories Type Power Voltage at terminal Rated current Resistance coil max. values EEx i PN UN Ian Iab RN Ui Ii Pi Type of protection # Ambient temperature 080 mw V ma 0, ma 00 8 V 0 ma 0,7 W EEx ia IIC T4-40... + C SB0, ma 0,7 W EEx ia IIC T -40... + C 4 ma 0,7 W 08 0 mw 0 V,7 ma, ma 700 8 V 0 ma 0,7 W EEx ia IIC T4-40... +4 C SB0, ma 0,7 W EEx ia IIC T -40... + C 4 ma 0,7 W # Categorie IIG, EC-Examination certificate no. PTB 00 ATEX 00 Air consumption ~ 0 l/h Silencer Manual override Flow regulator Cable gland for outdoor use with protection class EEx e, EEx d (ATEX), non-return diaphragm Ms nickel plated brass Circuit diagram 00400 (G/4) ) 088 (without detent) ) 074 (G/4) ) EEx e 08889 (for solenoid 4xx / 4xx M0 x,) 0887 (with detent) ) EEx d 0888 (for solenoid 4xx M0 x,) EEx d, EEx e 0889 (for solenoid 4xx /-4 NPT) Connectors Flange plate Yoke 0707 0790 NAMUR sigle connection plate 0409 00 (with rectifier) 079 NAMUR-rip use in combination with 0790 ( Alu) ) For outdoors use ) Useable only with the valves on page ) Throttle exhaust port can be protected from penetration of liquids, dirt etc. N/UK.4..04 8/0
970 Namur general dimensions valves M0 9,,, M0 4 7. 4, 47 7, 9 0. 7,,, 0 7.. 7 4. 4 / / 9, 0, M0 9, M04, 7,. 89,..4.4 0. 0. 7.. 4. / / 4 7.. 4. / / 4, 8, 0, 79 0 7, Solenoid dimensions see page 8 External control pressure connection G/8 Working port G/4, G/ or /4 NPT, / NPT 4 Electrical connection selectable in the versions 00, 004, oder 00 Pilot valve 80 turnable Reversible seal allwos/ arrow 7 Marker 8/0 N/UK.4..0
970 Namur M0 M08 7. 40 7 89. 7. 4.. 7 89. / / 9. 8. 4 8 47 09 94 0 4 74 4, 4. 9 4, 0 4 M0 4 "A" / /. 4. 4 A 7 4 Electrical connection 00 004 M x 00 8 7. Pg 7 74 4 Solenoid dimensions see page 8 External control pressure connection G/8 Working port G/4, G/ or /4 NPT, / NPT 4 Electrical connection selectable in the versions 00, 004, oder 00 Pilot valve 80 turnable Reversible seal allwos/ arrow 7 Marker N/UK.4..0 8/0
970 Namur M08 "A". 7. 40 7 89. / / 4. 4 A 7 4 74 4 Solenoid dimensions see page 8 External control pressure connection G/8 Working port G/4, G/ or /4 NPT, / NPT 4 Electrical connection selectable in the versions 00, 004, oder 00 Pilot valve 80 turnable Reversible seal allwos/ arrow 7 Marker Conversion instructions reversible seal allwos / or / way function / way function / way function / / / / 7 7 As shown in the above picture the marker on the valve body and the arrow (left of /) pointing at the marker must be visible. As shown in the above picture the marker on the valve body and the arrow (left of /) pointing at the marker must be visible. 8/0 N/UK.4..07
970 Namur M 8 74 M4, 49 M / - 4 NPT 40, 84 4, 4 4 40, 7 Pg 9, 7, 40,, Pg 7, 4 8, 89 8 7 89, 9, 7 M M7 70, 07 9, 0 9 M9 4 97, 0 /-4 NPT 9 4, 4, 4, 40, 7 4 M 0 x, 9 4 M8 4 Connector can be indexed by 4 x 90 Ø (with spacer tube) M0 x, or / - 4 NPT 4 Pilot valve 80 turnablea N/UK.4..08 8/0