B&R 0AC401.9
The adapter is used as a converter for 5 V encoders. The 5 V differential signals delivered by the encoder are converted to 24 V signals. Absolute and incremental encoders can be used.
Lifecycle & replacement
No manufacturer-published lifecycle data for B&R part numbers is indexed here yet. Ask IAC to check availability and an upgrade path.
IAC stocks legacy spares and exchange units and quotes upgrade paths. Send us the nameplate details and we will confirm a compatible replacement.
Technical specifications
General information
| Certifications / UL | cULus E115267 Industrial control equipment |
| Input frequency | 100 kHz |
| Power supply | 24 VDC |
| Power consumption | Typ. 6.0 W @ 24 V, the encoder supply (+5 V) draws 500 mA |
| Overvoltage protection | External fuse specified at 10 AT |
Operating conditions
| Mounting orientation / Horizontal | Yes |
| Mounting orientation / Vertical | Yes |
| Degree of protection per EN 60529 | IP20 |
Ambient conditions
| Temperature / Operation | 0 to 55°C |
| Temperature / Storage | -20 to 70°C |
| Relative humidity / Operation | 0 to 95%, non-condensing |
Mechanical properties
| Dimensions / Width | 77 mm |
| Dimensions / Height | 112.5 mm |
| Dimensions / Depth | 58 mm |
| Installation | Top-hat rail installation |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Datasheets
Get a quote for a replacement
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.