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What is the difference between AV series soft start-up valves with and without an “A” suffixed to the part number? <br>Ex.) AV2000-02-1DB and AV2000-02-1DB-A

The refreshed type has an “A” part number suffix. In addition, the color of the refreshed product was changed to white. Features of the new type are as follows.

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://smccatalog.partbuilder.smcpneumatics.com/support/faq/en-jp/?ca_id=combination-units&fa_id=10732

Pilot Operated Regulator AR425 to 935 Series

Note 2) Use caution not to tighten excessively when mounting a pressure gauge, otherwise it may result in a breakdown. Use a sealant tape for sealing.

https://partbuilder.smcpneumatics.com/hto_pdf/AR425.pdf

VV317-02-021-02-A

Stations: 2 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-021-02-A

VV317-02-111-02-A

Stations: 11 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-111-02-A

VV317-02-051-02-A

Stations: 5 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-051-02-A

VV317-02-061-02-A

Stations: 6 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-061-02-A

VV317-02-073-02-A

Stations: 7 Stations, Piping: 3 (P Common, R Individual, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-073-02-A

VV317-02-081-02-A

Stations: 8 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-081-02-A

VV317-02-041-02-A

Stations: 4 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-041-02-A

VV317-02-101-02-A

Stations: 10 Stations, Piping: 1 (P Common, R Common, A Side), Thread: Rc (PT), Option: A (Mounting Adaptor)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/VV317-02-101-02-A

VV317-02-021-02-A

Stations: 2 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-021-02-A

VV317-02-111-02-A

Stations: 11 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-111-02-A

VV317-02-051-02-A

Stations: 5 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-051-02-A

VV317-02-061-02-A

Stations: 6 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-061-02-A

VV317-02-073-02-A

Stations: 7 Stations, Piping: P Common, R Individual, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-073-02-A

VV317-02-081-02-A

Stations: 8 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-081-02-A

VV317-02-041-02-A

Stations: 4 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-041-02-A

VV317-02-101-02-A

Stations: 10 Stations, Piping: P Common, R Common, A Side, Thread: Rc (PT), Option: Mounting Adaptor, CE/UKCA Compliant: -

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://inventory.partbuilder.smcpneumatics.com/vona2/detail/332000042682/?HissuCode=VV317-02-101-02-A

Table of Contents

Working principle A + A A Series CXS 6, 10, 15, 20, 25, 32 Reverse mounting Piston seal A A A R H R H 1. When the piston is retracting, air is exhausted through both A and A until piston seal H passes air passage A. 2. After piston seal H has passed air passage A, air is exhausted only through A.

https://www.smcpneumatics.com/pdfs/smc/70astgguide.pdf

REA/REB

Operate the piston within a range such that collision damage will not occur at the end of the stroke. When a cylinder is used in a clamping mechanism, there is a danger of work pieces dropping if there is a decrease in clamping force due to a drop in circuit pressure caused by a power outage, etc.

https://www.smcpneumatics.com/pdfs/smc/70area-reb.pdf