Description
Bosch Rexroth CML40.2-SP-330-NA-NNNN-NW | IndraControl L Motion Logic Controller
Dynamic Product Introduction
Coordinating complex multi-axis motion control tasks across high-speed packaging lines or automated material handling skids demands uncompromised processing determinism. When legacy controller hardware begins exhibiting clock drift or communication dropouts, dropping in a verified Bosch Rexroth CML40.2 unit restores absolute synchronization to the production cell.
Unlike standard DIN-rail PLCs that require supplementary communication cards to talk with field peripherals, this processor integrates robust industrial networking right out of the box. Deploying a fresh R911170255 controller yields an immediate execution leap—slashing instruction cycle latency while supporting flexible expansion via inline functional modules.
CML40.2-SP-330-NA-NNNN-NW
Key Technical Specifications
| Core Parameter | Technical Specification |
| Product Model | CML40.2-SP-330-NA-NNNN-NW (R911170255) |
| Manufacturer | Bosch Rexroth |
| Processor Architecture | AMD Geode LX800 (500 MHz clock frequency) |
| System Memory | 64 MB DRAM / 128 kB NvRAM (batt-free retentive storage) |
| Mass Storage Interface | CompactFlash slot (128 MB standard) |
| Onboard Interfaces | PROFIBUS master/slave port, Ethernet options |
| Power Supply Requirements | 24V DC nominal (19.2V to 30V DC range; ~9W consumption) |
| Cooling Method | Natural convection / Fanless design |
| Operating Temperature | +5°C to +55°C industrial cabinet range |
| Enclosure Protection | IP20 Inline modular housing (Dimensions: 175.4 mm width) |
Global Sourcing & Live-Test SOP (Transparency Core)
Acquiring legacy or surplus motion-control hardware requires an uncompromising verification pipeline to prevent costly field downtime and infant-mortality failures.
- Inbound Verification: Every incoming CML40.2 unit undergoes high-magnification optical inspection of connector pins and laser traceability checks against official Bosch Rexroth factory distribution logs.
- Live Simulation: Technicians mount the module onto an active IndraControl test rack powered by regulated 24V DC rails to verify bus initialization and backplane handshake routines.
- Diagnostics: Engineers execute full communication traffic sweeps across the PROFIBUS and Ethernet ports, validating cyclic data exchange rates and running a 24-hour thermal soak chamber test.
- Final Prep: Hardware units receive complete firmware revision auditing, static-dissipative wrapping, and vacuum sealing inside heavy-gauge moisture-barrier bags.
The Field Engineer’s Pitfall Guide
❗ Firmware Version Desynchronization: Dropping a replacement CML40.2 unit with an unaligned firmware runtime onto an active machine rack can cause immediate communication faults with distributed drives. I’ve seen plant commissioning windows stall for an entire shift because an updated controller rejected the legacy project container file.
❗ CompactFlash Card Integrity: Pulling the CF memory card from a failed controller and inserting it into a fresh hardware variant without checking system version compatibility can trigger boot errors. Always verify that your boot image matches the target hardware revision profile.
❗ Power Rail Voltage Sag: Snapping additional functional modules onto the inline assembly without calculating total current demand can drag down the local 24V bus rails. Ensure your panel power supply headroom comfortably accommodates the operational load of the new node.
Intent-Driven FAQ
Will I lose my machine logic program if I swap this CML40.2 controller?
Application logic and system parameters are primarily stored on the removable CompactFlash card and retentive NvRAM. Swapping the physical core unit while retaining your original memory card preserves your project data, though you must ensure firmware revisions match.
Are these units original factory sealed or surplus stock?
Sourced inventory pools span both factory-sealed original boxes and fully tested, certified surplus hardware. Every single unit undergoes rigorous bench testing and thermal cycling prior to dispatch.
Can this controller interface with third-party fieldbuses?
The unit natively supports PROFIBUS and standard Ethernet interfaces, allowing seamless integration with multi-vendor drives, remote I/O drops, and supervisory HMI terminals.
What software tool is required to configure and program this unit?
Configuration, motion choreography, and logic programming are handled entirely through Bosch Rexroth’s IndraWorks engineering suite.
What kind of warranty accompanies a replacement motion controller?
All supplied units carry a comprehensive 1-year operational warranty covering internal component health, communication port integrity, and processing stability.
Are you deploying this .2 controller into a greenfield machine assembly line or utilizing it as a hot-spare replacement for an existing automation cabinet?
