Description
The Allen-Bradley 2094-BM01-S is a 460 V AC class, multi-axis servo drive axis module from the Kinetix 6000 family. It features integrated Safe Torque Off (STO) functionality, which complies with ISO 13849-1 (Safety Performance Level d) to safely disable the drive’s power transistors without removing primary source voltage. Slide-mounted onto a 2094 power rail system, this module receives high-voltage DC bus power from a shared 2094 integrated power module (IAM) and relies on SerCOS interface networks for precise motion synchronization with ControlLogix or CompactLogix automation platforms.
Commercial Availability & Procurement Terms
- Condition: New Original (Factory Sealed Surplus) or Refurbished (Fully Bench Tested)
- Warranty: 12-Month Functional Warranty
- Availability: In Stock
- Standard Lead Time: Ships within 1–2 business days via global couriers (DHL, FedEx, UPS)
- Pricing Policy: Indicative pricing only. Prices fluctuate based on market availability, remanufactured allocation cycles, and component demand. Contact our sales department for a formal, time-bound quote.
Technical Specifications
| Parameter | Specification / Value |
| Model Number | 2094-BM01-S |
| Product Series | Kinetix 6000 / Kinetix 6000M System |
| Safety Designation | “-S” version denotes integrated Safe Torque Off functionality |
| Input DC Bus Voltage | 450 to 740 V DC (Supplied via 2094 Power Rail) |
| Continuous Output Current (0-pk) | 9.0 A |
| Peak Output Current (0-pk) | 18.0 A |
| Continuous Power Output | 6.0 kW at 460 V AC input baseline |
| Efficiency | 98% typical |
| Feedback Protocols | Stegmann Hiperface, Sin/Cos high-resolution, Auxiliary Encoders |
| Safety Circuit Configuration | Dual-channel inputs, 24 V DC nominal terminal loops |
| Operating Temperature | 0 to +50 °C (+32 to +122 °F) |
| Storage Temperature | −40 to +70 °C (−40 to +158 °F) |
| Relative Humidity | 5% to 95%, non-condensing |
Deployment Constraints & Engineering Notes
1. Power Rail Slot Allocation and Mechanical Alignment
The 2094-BM01-S cannot operate as a standalone drive engine. It requires a 2094-PRSx power rail module.
Field Warning: Ensure that the guide pins on the backplane of the power rail align perfectly with the receiver tracks on the module before tightening the mounting screws. Forcing the module onto the rail with misaligned pins can snap the high-voltage blind-mate DC connectors, creating a severe electrical arc hazard during subsequent system power-up.
2. Safe Torque Off Wire Loop Routing
The “-S” designated hardware incorporates a dedicated 8-pin safety header terminal block located on top of the drive module interface.
- Legacy Jumpers: If your control panel layout does not implement an active safety relay or light curtain network, you must wire dedicated hardware bypass jumpers across the safety inputs.
- Fault State: Leaving these pins open or unpowered will induce a hardware “SF” (Safety Fault) on the 7-segment status LED display, which prevents the drive from enabling or synthesizing motor phase current.
3. Shared DC Bus and Sizing Balances
When placing this module alongside other axis cards on a single power rail network, calculate the cumulative peak current demands of all axes against the continuous kW capacity rating of the parent Integrated Axis Module (IAM). If the total continuous current requirements exceed the capabilities of the upstream IAM supply loop, you must deploy an auxiliary 2094-BSP2 shunt module to dissipate excess kinetic energy during deceleration cycles and prevent DC bus overvoltage faults.
Frequently Asked Questions
Can I replace a standard 2094-BM01 drive with a 2094-BM01-S module?
Physically, the 2094-BM01-S fits onto the same 2094 power rail slots as the standard module. However, they are not direct software-swappable replacements due to changes in the internal hardware profile. You must update your Rockwell Automation RSLogix 5000 or Studio 5000 Motion group hardware profile to specify the “-S” safety variant, map out the safety I/O logic tags, and perform a full program download to the controller.
What causes an “E04” fault to populate on the 7-segment display?
An E04 fault code signals a physical Motor Over-Temperature condition. This indicates that the thermal interlock contact inside the motor winding has tripped open or the feedback cable routing between the motor and the 2094-BM01-S feedback port has broken. Isolate power, trace the feedback cable continuity, and measure the resistance across the motor thermistor pins.
Does this axis module require external programming software to update its parameters?
No. The Kinetix 6000 platform stores its deep tuning data, current loops, commutation offsets, and acceleration profiles directly in the Logix controller’s project database. When the SerCOS ring establishes synchronization (“Phase 4” solid green LED illumination), the controller automatically streams the drive configuration variables directly down into the 2094-BM01-S volatile RAM.
