Basic Information
Brand: ELAU
Model: MAX-4/11/03/128/08/1/1/00
Category Differentiation: Motion Controller (Main Control CPU) ≠ Servo Power Driver
The servo power unit is of the MC-4 series; MAX-4 drives the MC-4 servo through the SERCOS optical fiber bus.
Complete Analysis of Order Code MAX-4 / 11 / 03 / 128 / 08 / 1 / 1 / 00
Table
Code Segment Explanation
MAX-4 Product Series: PacDrive MAX-4 Motion Control CPU Platform
11 Board Hardware Version Base
03 Cabinet Structure Specification, DIN Rail Compact Shell
128 Program Flash Memory: 128MB Flash
08 Maximum Number of Controlled Servo Axes: 8 Axis MC-4 Servo Driver
1 VxWorks Real-Time Operating System Standard Edition
1 Standardly Equipped Local Digital I/O Terminal Board
00 No Special Custom Firmware, No Hardware Special Revision

Electrical Hardware Parameters
Power Supply: DC 24V, Rated 1.5A
Control System: 32-bit Processor, VxWorks Real-Time System, Supports IEC61131-3 Standard PLC Program
Servo Bus: SERCOS Fiber Bus (Multi-Axis High-Precision Synchronization) Communication interface
✅ RJ45 Ethernet (for program download and connecting to HMI)
✅ RS232 Local Debugging Port ✅ RS485 Modbus RTU
✅ SERCOS Fiber Servo Bus
Installation method: Standard DIN35 rail cabinet installation
Operating temperature: -20℃ ~ +60℃
Protection level: IP30 (for use in control cabinet)
Overall weight: Approximately 2.2 kg
Core functions
Up to 8-axis servo synchronization control is supported, including electronic cams, fly cuts, color mark tracking, electronic gears, and phase synchronization;
PLC logic + multi-axis motion control integrated, programming software: EPAS-4;
Fault diagnosis, event recording, servo axis status monitoring;
Developed specifically for high-speed packaging automation equipment.
Typical applications
Vertical bag-making machines, packing machines, filling equipment, pharmaceutical packaging machinery, printing and cutting equipment, food automated production lines
Companion components: MAX-4 (main controller) + MC-4 servo driver + ELAU SH series servo motors





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