Product Type: Digital Servo Drive / Servo Amplifier

DC Bus Voltage Range: 18 VDC to 36 VDC (Nominal 24 VDC)

Continuous Output Current: 7 A RMS per Phase

Peak Output Current: 21 A RMS per Phase (3x rated, 3 seconds)

Max Output Power: Approx. 500 W (at 24 VDC bus, 7 A continuous)

PWM Switching Frequency: 20 kHz (Default), Configurable 8 kHz / 16 kHz / 20 kHz

Current Loop Bandwidth: 1.2 kHz (-3 dB)

Velocity Loop Bandwidth: 250 Hz (Typical)

Position Loop Bandwidth: 100 Hz (Typical)

Command Interfaces:

• EtherCAT (Primary, 100 Mbps)
• CANopen (Secondary, 1 Mbps)
• Cyclic Synchronous Position (CSP) Mode via EtherCAT
• Cyclic Synchronous Velocity (CSV) Mode via EtherCAT
• Cyclic Synchronous Torque (CST) Mode via EtherCAT
• Profile Velocity Mode (EtherCAT)
• Profile Torque Mode (EtherCAT)
• Pulse & Direction (Up to 4 MHz)
• Analog ±10V Velocity Command

Feedback Inputs:

• BiSS-C (Up to 20 Mbps)
• EnDat 2.2
• Hiperface DSL
• Incremental Encoder (A/B/Z, Up to 10 MHz)
• Sine/Cosine (1Vpp, 128-1024 Cycles/Rev)

Digital I/O: 8 Inputs / 4 Outputs (24 VDC, Opto-Isolated)

Analog I/O: 2 Analog Inputs (±10V, 16-Bit) / 1 Analog Output (±10V, 12-Bit)

Safety Features:

• Safe Torque Off (STO) — IEC 61800-5-2, SIL2 / PLc Capable (NCS configuration includes STO)
• Safe Stop 1 (SS1)
• Safe Stop 2 (SS2)
• Safely Limited Speed (SLS)
• Safely Limited Position (SLP)

Regeneration: External Braking Resistor Required

Protection: Overcurrent (<10 µs), Overvoltage (>40 VDC), Undervoltage (<15 VDC), Overtemperature (125°C), Short-Circuit, Ground Fault

Communication Protocols: EtherCAT (CoE, SoE, FoE), CANopen (PDO, SDO), Modbus RTU

Enclosure Rating: IP20 (Chassis Mount, Fan Cooled)

Operating Temperature: 0°C to +50°C (Derate above 40°C at 2%/°C)

Dimensions (W x H x D): Approx. 80 mm x 120 mm x 145 mm

Weight: Approx. 1.2 kg

Cooling: Internal Fan, Forced Air (Bottom-to-Top Airflow)

Key Features:

• NCS configuration includes Cyclic Synchronous Modes (CSP/CSV/CST) for EtherCAT real-time motion control
• Safe Torque Off (STO) integrated — no external safety relay required for SIL2/PLc
• Auto-Tune with one-button gain optimization for current, velocity, and position loops
• Motion Profile Library: S-Curve, Trapezoidal, PVT, Electronic Cam, Gearing, Flying Shear
• Kollmorgen Automation Suite (KAS) software for parameterization, tuning, and

Applicable Industries: CNC Machinery, Printing Presses, Textile Machines, Conveyor Systems, Packaging Machines

Installation Requirements:

• Mount vertically, minimum 50 mm clearance above and below for airflow
• Use shielded twisted-pair EtherCAT cable (Kollmorgen AKD-ECAT-xx)
• Braking resistor: minimum 10 Ω, 100 W (24V/7A system)
• Chassis mounting: 4x M4 screws, torque to 3.0 Nm

Usage Notes:

• NCS variant includes STO — verify safety circuit wiring per IEC 61800-5-2
• Do not exceed 36 VDC on DC bus
• EtherCAT segment max length: 100 m without couplers