Omron R88D-1SN04H-ECT 1S Series 400W EtherCAT Servo Drive 230V Single-Phase

Omron 1S Series R88D-1SN04H-ECT is a 400 W AC servo drive with built-in EtherCAT communications for high-performance motion control applications. Part of the Sysmac 1S series, this drive integrates seamlessly with Omron's NJ/NX/NY automation controllers for synchronized multi-axis control. Supports 230 V single-phase input (also compatible with 200-240 V three-phase). Features integrated Safe Torque Off (STO) safety function. Compact 55 mm width design for space-saving control cabinet installation.

Applications:

• Robotics and automated guided vehicles (AGV)

• Machine tools, CNC machines and lathes

• Packaging equipment (filling, sealing, labeling)

• Conveyor speed and positioning control

• General factory automation and material handling

Technical Specifications:

• Series: 1S (Sysmac 1S Series)

• Rated output power: 400 W (0.4 kW)

• Rated output current: 2.7 A

• Supply voltage: 200-240 V AC, 50/60 Hz (single-phase / three-phase compatible)

• Control method: EtherCAT (CoE)

• Communications cycle: 125 µs

• Encoder resolution: 23-bit (8,388,608 pulses/revolution), multi-turn absolute without battery backup

• Safety functions: STO (Safe Torque Off)

• Control method: Sine wave PWM

• Protection rating: IP20

• Dimensions (H × W × D): 223 mm × 55 mm × 196.05 mm

• Weight: approx. 1.5 kg

• Operating environment temperature: 0°C … 55°C

• Storage temperature: –20°C … 85°C

• Operating humidity: 20% … 90% (non-condensing)

• Vibration resistance: 10 to 60 Hz, 5.88 m/s²

• Altitude: 1,000 m max.

System Integration:

• Designed for use with Omron NJ/NX/NY-series machine automation controllers via EtherCAT.

• Compatible with Omron 1S Series servo motors (R88M-1L / R88M-1M series).

• All connections use pluggable connectors for easy pre‑wiring and maintenance.

• For detailed installation, wiring, parameter settings, and troubleshooting, refer to the 1S-series user manual.

Standards & Compliance:
Refer to manufacturer official documentation for detailed certification and compliance information.

Related Products:

• R88M-1L series – 1S Series servo motors with 23-bit absolute encoder

• NJ501-1300 – NJ-series machine automation controller with EtherCAT

• NX-ECC203 – EtherCAT Coupler Unit for NX I/O expansion

• R88A-CAKA003S – Motor power cable (3 m, standard)

• R88A-CRKA003S – Encoder feedback cable (3 m)