B&R X20SL8201
X20 SafeLOGIC controller, Gen.3 (Safety+) openSAFETY gateway, 1 POWERLINK interface, controlled node, integrated 2-port hub, with X20 bus controller, including power supply module for internal I/O power supply and X2X power supply, 1x terminal block X20TB52 and X20 end cover plate (right) X20AC0SR1 included
Lifecycle & replacement
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Technical specifications
Short description
| Interfaces | POWERLINK |
| System module | CPU |
General information
| Diagnostics / CPU function | Yes, using LED status indicator |
| Diagnostics / POWERLINK | Yes, using LED status indicator |
| Support / Dynamic node allocation (DNA) | Yes |
| Power consumption / Internal I/O | 0.6 W |
| Electrical isolation / Fieldbus - X2X Link | Yes |
| Electrical isolation / Fieldbus - I/O | Yes |
| Certifications / CE | Yes |
| Certifications / CRA (Cyber Resilience Act) | In preparation |
| Certifications / Functional safety | IEC 61508 in preparation EN 62061 in preparation EN ISO 13849-1 in preparation IEC 61511 in preparation |
| B&R ID code | 0x2C9C |
| Cooling | Fanless |
| Status indicators | CPU function, POWERLINK |
| Power consumption | 4 W |
| Power consumption for X2X Link power supply | 1.42 W |
| Additional power dissipation caused by actuators (resistive) [W] | - |
Safety characteristics
| Note | See section "Safety characteristics". |
Input SL / BC / X2X Link power supply
| Input voltage | 24 VDC -15% / +20% |
| Input current | Max. 0.9 A |
| Fuse | Integrated, cannot be replaced |
| Reverse polarity protection | No |
Output SL / BC / X2X Link power supply
| Nominal output power | 7 W |
| Parallel connection | Yes |
| Redundant operation | Yes |
| Overload characteristics | Short-circuit proof, temporary overload |
Input I/O power supply
| Input voltage | 24 VDC -15% / +20% |
| Fuse | Required line fuse: Max. 10 A slow-blow |
| Reverse polarity protection | No |
Output I/O power supply
| Nominal output voltage | 24 VDC |
| Behavior on short circuit | Required line fuse |
| Permissible contact load | 10 A |
Interfaces
| Transfer / Physical layer | 100BASE-TX |
| Transfer / Half-duplex | Yes |
| Transfer / Full-duplex | No |
| Transfer / Autonegotiation | Yes |
| Transfer / Auto-MDI/MDIX | Yes |
| Min. cycle time / Fieldbus | 200 µs |
| Min. cycle time / X2X Link | 200 µs |
| Fieldbus | POWERLINK controlled node |
| Variant | 2x shielded RJ45 port (hub) |
| Line length | Max. 100 m between 2 nodes (segment length) |
| Transfer rate | 100 Mbit/s |
| Synchronization between bus systems possible | Yes |
Operating conditions
| Mounting orientation / Horizontal | Yes |
| Mounting orientation / Vertical | Yes |
| Installation elevation above sea level | 0 to 2000 m: No limitation 2000 to 4000 m: Reduction of the ambient temperature by 0.5°C per 100 m |
| Degree of protection per EN 60529 | IP20 |
Ambient conditions
| Temperature / Operation / Horizontal mounting orientation | 0 to 60°C |
| Temperature / Operation / Vertical mounting orientation | 0 to 50°C |
| Temperature / Derating | See section "Derating". |
| Temperature / Storage | -40 to 85°C |
| Temperature / Transport | -40 to 85°C |
| Relative humidity / Operation | 5 to 95%, non-condensing |
| Relative humidity / Storage | 5 to 95%, non-condensing |
| Relative humidity / Transport | 5 to 95%, non-condensing |
Mechanical properties
| Dimensions / Width | 62.5⁺⁰.² mm |
| Dimensions / Height | 99 mm |
| Dimensions / Depth | 75 mm |
| Note | X20 end cover plate (right) included in delivery 12-pin X20 terminal block, safety-keyed, included in delivery |
| Weight | 198 g |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Datasheets
Manuals
3D CAD models
ECAD / EPLAN
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Industrial Automation Co. stocks, sources, and repairs B&R parts — new, refurbished, or exchange units with warranty.
Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.