
The AirTAC Airtac BSED Clamping Double Acting Cylinder BSED32X800S combines a double-rod ISO 15552 cylinder — a Ø12mm rod out BOTH ends for equal force both directions — with an integrated spring-applied, air-released ROD LOCK that holds up to 600 N in either direction if air is lost. Ø32mm bore, 800mm stroke, PT1/8 ports, G1/8 lock-release.
The AirTAC BSED32X800S is a double-acting, double-rod ISO 15552 profile cylinder featuring an integrated spring-applied, air-released rod lock. A rod exits both ends, delivering equal drive force in both directions—about 345 N each way at 0.5 MPa. The built-in collet mechanism provides a bidirectional static holding force of 600 N, ensuring the load remains fixed without live air.
This 32 mm bore unit uses a PT1/8 cylinder port alongside a dedicated G1/8 lock-release port. Equipped with a magnet (-S), it supports CMSE reed and DMSE electronic sensors for position feedback. Because the 800 mm stroke exceeds the 700 mm standard maximum, this configuration is manufactured as a made-to-order unit. The rod lock engages only when the piston stops and releases when both sides are pressure-balanced, requiring at least 0.5 seconds for safe operation.
A rod exits both ends for symmetric force and back-rod tooling, and a spring clamps the collet so the Airtac BSED Clamping Double Acting Cylinder BSED32X800S holds its position in both directions on air loss or E-stop. Apply 0.15–0.7 MPa to the G1/8 release port to unlock. Engage only after the rod has stopped (not a dynamic brake), and release only when both piston sides are pressure-balanced; allow ≥0.5 s for full release.
| Model | Airtac BSED Clamping Double Acting Cylinder BSED32X800S |
|---|---|
| Series | BSED ISO 15552 double-rod rod-lock cylinder |
| Bore size | Ø32 mm |
| Stroke | 800 mm |
| Static holding force | 600 N |
| Cylinder port | PT1/8 |
| Lock-release port | G1/8 |
| Configuration | Double rod, double acting |
|---|---|
| Operating pressure | 0.15 – 0.7 MPa |
| Unlocking pressure | 0.15 – 0.7 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Max stroke | Up to 700 mm |
Specifications follow the official AirTAC BSED datasheet. Rod thread M10×1.25 both ends. Mounting (BSED): Basic, LB, FA, TC. Port options: PT (standard) / G (BSPP); lock-release port is G1/8.
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa (max) | 484 N |
| Max drive (@0.7 MPa) | 49 kgf |
A rod exits both ends, so force is equal on extend and retract. Drive force is separate from the 600 N static lock holding force. Size with a safety margin.
| B | Rod-lock cylinder prefix. |
|---|---|
| SED | ISO 15552 double-rod double-acting body. |
| 32 | Bore size in mm. |
| ×800 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Thread: PT (blank) / G. Mounting (BSED): Basic, LB, FA, TC. Related: SED (double rod, no lock), BSE (single-rod rod lock). Sensors CMSE/DMSE fit magnetic BSED.
Secures vertical lifting stages with a 600 N fail-safe hold during air loss or E-stop, preventing gravity-driven drops while the 345 N both-way force cycles the load.
Uses the rear rod extension to mount a secondary flag or cam, benefiting from equal push/pull forces to shuttle components between stations.
Holds a machined workpiece statically at 600 N while downstream processes occur, engaging the collet only after the 30-800 mm/s motion fully stops.
Select this model when an application requires symmetric force and fail-safe positioning. Verify your static load does not exceed the 600 N holding force. If you need less holding power, the adjacent smaller bore is not available in this series, so 32 mm is the floor. If you need more force, stepping up to the 40 mm bore provides 528 N drive force at 0.5 MPa and a 900 N holding force. Always engage the lock only after the rod stops moving and release it only when piston sides are pressure-balanced. For an 800 mm stroke, adding an external guide rail is critical to prevent excessive side loads on the rod seals. To match this unit for replacement, confirm the 32 mm bore, 800 mm stroke, PT port thread, and -S magnet option.
Quick checklist
The spring-applied collet clamp engages automatically, providing a 600 N bidirectional static holding force to keep the rod in position without live air. It is a fail-safe hold, not a dynamic brake, so it must only engage after the rod stops.
The drive force is equal both directions: 345 N at 0.5 MPa and 483 N at 0.7 MPa, with a maximum drive force of 49 kgf. The static holding force of the lock is 600 N.
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