Description
The B&R ACOPOS 8V1090.00-2 is a high-performance, intelligent servo drive module developed by B&R Industrial Automation. Positioned within the trusted ACOPOS multi-axis motion control family, this drive provides precise speed, torque, and position management for both synchronous and asynchronous motors. It operates as a fully integrated digital drive unit featuring fast cycle times, predictive current control loop architectures, and robust structural protection pathways. Designed to interface directly with B&R automation networks via modular plug-in communication cards, the 8V1090.00-2 reduces system configuration complexity while optimizing machinery output and motion path precision.
Product Specifications
- Model Number: 8V1090.00-2
- Manufacturer: B&R Industrial Automation (Bernecker + Rainer)
- Product Series: ACOPOS Servo Drive System
- Function: Three-Phase Multi-Axis Servo Controller Unit
- Dimensions: 375 mm x 89 mm x 240 mm (Compact book-size enclosure format)
- Weight: 6.10 kg (13.45 lbs)
- Country of Origin: Austria
- Input Voltage Range: 3 x 400 Vac to 480 Vac (±10%, 50/60 Hz)
- Continuous Output Current: 19.0 A nominal continuous rating
- Peak Output Current: 38.0 A maximum peak capacity
- Power Dissipation: 245 W maximum at nominal performance thresholds

Applications
- Packaging Machinery: Drives high-speed indexing lines, form-fill-seal axes, and continuous flying-cut-off rotary knives requiring precise synchronization.
- Plastic Injection Molding: Manages high-power core pullers, clamping control loops, and specialized automated extraction robot coordinate tracks.
- Printing & Paper Conversion: Controls tension roll acceleration, matrix winding systems, and multi-color print alignment axes over high-speed networks.
- Automated Material Handling: Drives linear gantry transfer arms, high-load palletizing robots, and complex sorting conveyors in fulfillment hubs.
Product Usage Instructions
- Physical Layout & Mounting: Mount the 8V1090.00-2 vertically within a well-ventilated control cabinet. Maintain a minimum top and bottom clearing spacing of 100 mm to facilitate proper passive convection or forced air cooling paths across the integrated heat sink.
- Power & Motor Connection: Connect the 3-phase AC utility supply line to the designated mains supply block. Ensure correct termination of the motor phases (U, V, W) and attach the motor brake leads to the corresponding internal output interface terminals.
- Plug-In Modules: Slide your required interface option boards (such as the POWERLINK communication card or specific encoder feedback interfaces) into the designated slots located on the front panel before routing communication lines.
- Software Configuration: Open B&R Automation Studio and add the ACOPOS drive to your hardware tree. Define the matching motor model profile parameters, initialize the controller loop gains, and transfer the drive parameters via the system network bus.
Frequently Asked Questions (Q&A)
- Q: Which communication networks are natively supported by the 8V1090.00-2 servo drive? A: The base drive utilizes modular interface slots. By inserting the appropriate optional plug-in modules, it can seamlessly support high-speed Ethernet POWERLINK, CAN bus, Profibus DP, or device-level encoder tracking protocols.
- Q: What integrated safety functions are available on this model baseline? A: The drive includes hardware-based Safe Torque Off (STO) capability when properly paired with an approved safety control card. This ensures power is instantly removed from the motor coils without mechanical breaker stress during an emergency stop condition.
- Q: Does the ACOPOS 8V1090.00-2 feature an internal braking resistor? A: Yes, it is equipped with a built-in internal braking resistor to dissipate normal regenerative deceleration energy. For applications characterized by highly cyclic, massive inertia stops, an external braking resistor can be connected to the dedicated power terminals.
- Q: How does the drive communicate an internal overtemperature or short-circuit event? A: The unit features automated self-diagnostic circuits. If an overload or temperature boundary is crossed, the drive instantly opens its error relay, halts motor execution, and sends a specific hexadecimal error log code to the master B&R CPU for remote system diagnostics.

