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What is the connection method for SMC auto switches?

For specific wiring methods, connection examples, and contact protection boxes for auto switches, refer to the “Prior to Use” section in the catalog, which can be found here.

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://smccatalog.partbuilder.smcpneumatics.com/support/faq/en-jp/?ca_id=auto-switches&fa_id=10185

SMC AS4211FG-04-12 speed control w/fitting, FLOW CONTROL W/FITTING

(mm)Connection threadsModel Elbow typeUniversal type Meter-outMeter-inMeter-outMeter-in12R 1/2AS4201FG-04-12AS4211FG-04-12AS4301FG-04-12AS4311FG-04-12

https://www.smcpneumatics.com/AS4211FG-04-12.html

AS*2*1-F, Speed Controller, One-touch Fitting, Elbow (Metal Body)

Speed controller with one-touch fittings; Body sizes: M5, 01, 02, 03, 04; Metal body elbow style; Meter-in or meter-out control; Port sizes: M5, 01, 02, 03, 04; Tube O.D.: 04, 06, 08, 10, 12

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000135623

AC20-01-KSTV-3C-A

Body Size: 20, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 01 (1/8), Option: Standard, Attachment: KSTV (K + S + T + V), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: Standard

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/AC20-01-KSTV-3C-A

VCL31-3C-7-03N-D

Series: Class 3, Valve Type: Single Unit N.C., Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: ø7mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Insulator Material: C37 Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087833/?HissuCode=VCL31-3C-7-03N-D

VCL21-3C-2-02N-H

Series: Class 2, Valve Type: Single Unit N.C., Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: ø2mm, Port Size: 02 [1/4 (8A)], Thread: NPT, Insulator Material: Stainless Steel Body, FKM Seal, Class B Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087833/?HissuCode=VCL21-3C-2-02N-H

VCL41-3C-10-04N-D

Series: Class 4, Valve Type: Single Unit N.C., Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: ø10mm, Port Size: 04 [1/2 (15A)], Thread: NPT, Insulator Material: C37 Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087833/?HissuCode=VCL41-3C-10-04N-D

VCL31-3C-5-03N-H

Series: Class 3, Valve Type: Single Unit N.C., Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: ø5mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Insulator Material: Stainless Steel Body, FKM Seal, Class B Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087833/?HissuCode=VCL31-3C-5-03N-H

VCS31-3C-5-03N-N

Series: Class 3, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 5mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Material: Stainless Steel Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS31-3C-5-03N-N

VCS31-3C-5-03N-R

Series: Class 3, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 5mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Material: Stainless Steel Body, PTFE Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS31-3C-5-03N-R

VCS31-3C-10-04N-D

Series: Class 3, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 04 [1/2 (15A)], Thread: NPT, Material: Brass Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS31-3C-10-04N-D

VCS31-3C-4-03-N

Series: Class 3, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 4mm, Port Size: 03 [3/8 (10A)], Thread: Rc, Material: Stainless Steel Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS31-3C-4-03-N

VCS21-3C-2-02N-R

Series: Class 2, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 2mm, Port Size: 02 [1/4 (8A)], Thread: NPT, Material: Stainless Steel Body, PTFE Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS21-3C-2-02N-R

VCS21-3C-3-02N-R

Series: Class 2, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 3mm, Port Size: 02 [1/4 (8A)], Thread: NPT, Material: Stainless Steel Body, PTFE Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS21-3C-3-02N-R

VCS31-3C-4-03N-F

Series: Class 3, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 4mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Material: C37 PTFE, Option: Foot Bracket

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS31-3C-4-03N-F

VCS41-3C-10-06-D

Series: Class 4, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 06 [3/4 (20A)], Thread: Rc, Material: Brass Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS41-3C-10-06-D

VCS41-3C-10-06-N

Series: Class 4, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 06 [3/4 (20A)], Thread: Rc, Material: Stainless Steel Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS41-3C-10-06-N

VCS41-3C-10-03N-D

Series: Class 4, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 03 [3/8 (10A)], Thread: NPT, Material: Brass Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS41-3C-10-03N-D

VCS41-3C-10-04N-D

Series: Class 4, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 04 [1/2 (15A)], Thread: NPT, Material: Brass Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS41-3C-10-04N-D

VCS41-3C-10-06N-N

Series: Class 4, Coil Voltage: 110VAC 50/60HZ, Electrical Entry: Conduit, Orifice: 10mm, Port Size: 06 [3/4 (20A)], Thread: NPT, Material: Stainless Steel Body, FKM Seal, Class H Coil, Option: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000087835/?HissuCode=VCS41-3C-10-06N-N