Bosch Rexroth DDS2.1‑K100‑DS04‑00 (DDS02.1‑K100‑DS04‑00) Digital Servo Drive
Description
Model Definition
DDS2.1: DIAX02 drive series (firmware v2.x)
K: Internal cabinet air cooling (heat dissipation inside cabinet)
100: 100 A continuous, 200 A peak current
DS04: SERCOS communication interface (standard fiber/copper)
00: No additional options (base configuration)
Technical Specifications
Electrical
DC bus: 300 V DC ±15% (from TVD/TVM power supplies)
Control supply: 24 V DC (20–28 V DC)
Continuous current: 100 A
Peak current: 200 A (short‑term)
Current loop: 125 μs
Speed loop: 500 μs
Position loop: 2 ms
Power dissipation: ~450 W (@100 A)
Compatible motors: MDD/MKD synchronous, LAR/LAF linear, 2AD series
Mechanical & Environmental
Cooling: Internal cabinet airflow (K‑type, no external blower)
Protection class: IP20 (front), IP10 (overall)
Operating temperature: 0 °C to +45 °C (20% derating @55 °C)
Storage temperature: -30 °C to +85 °C
Max altitude: 1000 m (35% derating above)
Dimensions (W×H×D): 150 mm × 408 mm × 180 mm
Weight: ~7.5 kg
Interface and Communication Configuration
Motor feedback: X4 (digital servo encoder DSF, dual‑channel)
System bus: Shared 300 V DC bus for multi‑axis parallel operation
Communication: DS04 SERCOS interface (real‑time, up to 16 axes)
Digital I/O: 6 isolated inputs / 3 isolated outputs (expandable)
Service port: RS232 (IndraWorks setup/diagnostics)
Expansion slots: U1–U5 (U5 dedicated for firmware module)
Core Functions
Three‑loop control (current/speed/position) for high precision
Internal air cooling for 100 A continuous compact operation
Integrated SERCOS (DS04) for high‑speed multi‑axis synchronization
Modular design for flexible configuration (feedback/communication)
Comprehensive protection: over/undervoltage, overcurrent, short circuit, overheat, feedback loss
Torque/speed/position control modes
DIAX02 firmware compatible (FW module ordered separately)
Application Scenarios
Medium‑power CNC machine axes (milling/turning)
Textile, printing, and packaging machinery (multi‑axis)
Assembly lines and material handling robots
High‑dynamic motion requiring 100 A continuous current
DIAX02 system upgrades with SERCOS multi‑axis control
Usage and Maintenance
Ensure cabinet airflow ≥ 350 m³/h for internal cooling
Keep ambient ≤45 °C to avoid derating
Complete power/feedback/control wiring before power‑on
Configure via IndraWorks (match motor/load parameters)
Clean heatsink/air passages every 6 months; inspect terminals
Calibrate control loops/feedback annually
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