Description

Allen-Bradley 1394C-SJT10-A (Bulletin 1394C servo controller)
1394C-SJT10-A is a Rockwell (Allen-Bradley) 1394C multi-axis servo system module, featuring SERCOS optical + analog (±10V) dual interface, with a rated power of 10 kW, and is used for medium-high voltage and high synchronization accuracy motion control.

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Key Parameters
Brand/Series: Allen-Bradley
Model: 1394C-SJT10-A
Input Voltage: 360–480 VAC, three-phase, 50/60 Hz
Rated Output: 10 kW; Continuous Current 14.73 A; Peak 28 kW
DC Bus: 530/680 VDC
Control Interface
SERCOS: Fiber Optic, Multi-Axis Synchronization (up to 4 Axes)
Analog: ±10 V (Speed/Torque Setpoint)
SCANport: Upper Level / HMI Connection
Feedback: Incremental / Absolute Encoder
Protection: Overcurrent, Overvoltage, Undervoltage, Overheat, Ground Fault
Size/Weight: Approximately 350×280×150 mm / 10.9 kg (24 lbs)
Operating Temperature: 0–50°C; IP20 (Installed in Cabinet)
Efficiency: 99%

✅ Key Features
Multi-axis Synchronization: SERCOS fiber bus, nanosecond-level synchronization, suitable for high-speed linkage (such as machine tools, robots).
Simulation Compatibility: ±10V interface, can directly connect to traditional analog servo systems, smooth upgrade.
Enhancements in C Series: Intelligent power supply, EMI filtering, optimized terminal, stronger anti-interference.
Plug-and-Play: Supports hot swapping, integrated power supply / fuse / contactor, simplifies cabinet design.
?? Typical Applications
Machine Tool Processing: CNC milling machines, lathes, machining centers (multi-axis interpolation)
Packaging / Printing: High-speed rolls, tension control, synchronous cutting
Plastics / Extrusion: Extruders, injection molding machines servo control
Metal Processing: Punching, bending, laser cutting
Robot / Automation: Multi-axis joints, gantry systems