ER-J-7200D
The Okuma ER-J-7200D is a precision industrial robot joint encoder from the Absolute Encoders series by Okuma. This unit delivers a maximum torque of 120 Nm and offers repeatability of ±0.02 mm, ensuring highly accurate motion control in automated systems. Weighing 8.5 kg, the ER-J-7200D is designed to seamlessly integrate into robotic joints and servo-driven applications, providing continuous position feedback without the need for re-homing procedures. Its primary function is to track motor movement in real time and relay absolute position data to the control system, enabling smooth, reliable operation in industrial automation environments.
Incorporating advanced specifications, the ER-J-7200D operates on a Rated Voltage of 220V AC and draws a Rated Power of 750W, supporting demanding load scenarios. Communication is handled over the high-speed EtherCAT interface, ensuring deterministic data transfer and minimal latency. The encoder houses a robust Absolute Encoder feedback mechanism, mounted on an ISO 9409-1 flange standard, and is enclosed within a sealed housing rated to IP65 for ingress protection against dust and water jets. The compact footprint measures 180 mm × 110 mm × 120 mm, enabling installation in tight spaces while maintaining a rigid coupling to the motor shaft.
Built for industrial resilience, the ER-J-7200D functions reliably across an Operating Temperature range of 0°C to 45°C. Its metal enclosure and precision-coupled interface ensure mechanical stability and durability under continuous operation. The encoder’s design complies with recognized flange standards for broad compatibility with servo and spindle motors. Thanks to its sealed design and proven electronics, users benefit from enhanced system uptime and reduced maintenance. Overall, the ER-J-7200D provides precise absolute position feedback, robust performance, and straightforward integration, making it an ideal choice for advanced industrial automation applications.