B&R 8AC123.60-1
Incremental encoder and SSI absolute encoder interface for installation in ACOPOS servo drives Monitors encoder input signals Encoder supply voltage of 5V or 15V Compensates for a voltage drop at 5 V encoder voltage supply ACOPOS plug-in module, incremental encoder and SSI absolute encoder interface
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.
Servo amplifiers, motors, encoders and cables are matched sets. If this part is no longer available in its original form, the manufacturer's newer generation usually will not pair with the rest of the axis, so an upgrade normally covers the drive, motor and cables together. Send us the nameplate details and we will confirm availability of an exact spare or scope a compatible upgrade.
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 / CE | Yes |
| Certifications / UKCA | Yes |
| Certifications / CRA (Cyber Resilience Act) | Non-compliant |
| Certifications / UL | cULus E225616 Power conversion equipment |
| Certifications / KC | Yes |
| Module type | ACOPOS plug-in module |
| B&R ID code | 0x1067 |
| Slot | Slots 2, 3 and 4 |
| Power consumption | Max. 7.5 W Depends on the current consumption of the connected encoder |
Encoder inputs
| Electrical isolation / Encoder - ACOPOS | Yes |
| Quantity | 1 |
| Signal transmission | Differential signal transfer |
| Module-side connection | 15-pin female DSUB |
| Status indicators | UP/DN LEDs |
| Encoder monitoring | Yes |
| Max. encoder cable length | 50 m |
Encoder power supply
| Load capacity / 5 VDC | 350 mA |
| Load capacity / 15 VDC | 350 mA |
| Sense lines / For 5 VDC | Yes, 2, compensation of max. 2 V |
| Sense lines / For 15 VDC | No |
| Supply voltages | Internal, optionally 5 V / 15 V |
| Short-circuit proof, overload protection | Yes |
Incremental encoders
| Differential voltage inputs A, B, R / Minimum | 2.5 V |
| Differential voltage inputs A, B, R / Maximum | 6 V |
| Counter size | 32-bit |
| Input frequency | Max. 200 kHz |
| Evaluation | 4x |
| Signal form | Square wave pulse |
| Counter frequency | Max. 800 kHz |
| Reference frequency | Max. 200 kHz |
| Distance between edges | Min. 0.6 µs |
| Inputs | A, A\, B, B\, R, R\ |
SSI absolute encoder
| Differential voltage clock output - 120 Ω / Minimum | 2.5 V |
| Differential voltage clock output - 120 Ω / Maximum | 5 V |
| Differential voltage data input / Minimum | 2.5 V |
| Differential voltage data input / Maximum | 6 V |
| Coding | Gray, binary |
| Baud rate | 200 kbit/s |
| Word size | Max. 31-bit |
Ambient conditions
| Temperature / Operation / Nominal | 5 to 40°C |
| Temperature / Operation / Maximum | 55°C |
| Temperature / Storage | -25 to 55°C |
| Temperature / Transport | -25 to 70°C |
| Relative humidity / Operation | 5 to 85% |
| Relative humidity / Storage | 5 to 95% |
| Relative humidity / Transport | Max. 95% at 40°C |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Datasheets
Manuals
3D CAD models
ECAD / EPLAN
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.