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SI-ETHERCAT KM

The Emerson SI-ETHERCAT KM is a high-performance fieldbus communication option module designed for Control Techniques Unidrive M (sizes 0 to 4) and Digitax ST servo drives. It enables seamless integration of the drive into an EtherCAT (Ethernet for Control Automation Technology) network, providing real-time, high-speed communication for demanding motion control applications.

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Product Name: SI-ETHERCAT KM Product Type: EtherCAT Communication Interface Module Compatible Drives: Unidrive M (sizes 0 to 4) - KM slot Digitax ST (select sizes) - KM slot Communication Protocol: EtherCAT (CoE - CANopen over EtherCAT) Physical Layer: 100BASE-TX (Fast Ethernet) Connectors: 2 x RJ45 ( Shielded) - for EtherCAT IN and OUT (daisy-chain) Supported Features: Distributed Clocks (DC) for axis synchronization SyncManager (SM) for mailboxes and process data FMMU (Fieldbus Memory Management Unit) Emergency messages Process Data: Supports up to 10 PDOs (Process Data Objects) - configurable mapping Mailbox (CoE): SDO (Service Data Object) access for parameter configuration Cycle Time: Minimum cycle time down to 250 µs (depending on drive and network configuration) LED Indicators: Module Status (MS) Network Status (NS) Link/Activity (L/A) for each port Power Supply: Powered internally from the drive (no external power required) Isolation: Galvanically isolated from the drive control circuits Operating Temperature: 0°C to +55°C (as part of drive system) Storage Temperature: -40°C to +70°C Humidity: 5% to 95% (non-condensing) Standards: CE, UL (compliant with drive certification) Configuration Software: SyPTPro (Control Techniques programming software) Typical Applications Multi-axis packaging machines (flow wrappers, cartoners) Printing and converting equipment (registration control) Robotics and pick-and-place systems Electronic assembly and test equipment Web handling and tension control systems High-speed material forming machines