Onrobot Modbus 'link' Jun 2026

OnRobot’s Modbus implementation isn’t for everyone. If you are a simple pick-and-place user controlling one gripper from a Universal Robots teach pendant, you will never touch a Modbus register.

Real-time telemetry, including measured grip force, current finger position, and temperature diagnostics. onrobot modbus

| Register Address (Decimal) | Access | Data Type | Description | Example Value | | :--- | :--- | :--- | :--- | :--- | | | Read | UINT | Product Code (Identifies device) | 100 (RG6) | | 2 | Read | UINT | Status Word (Bit-mapped) | See status table | | 10 | Read | INT | Current Gripper Width (mm) | 50 (mm) | | 11 | Read | UINT | Current Force (N) | 40 (N) | | 20 | Write | INT | Target Width (mm) | 80 (mm) | | 21 | Write | UINT | Target Force (N) | 60 (N) | | 22 | Write | UINT | Control Word (Bit-mapped) | 1=Activate, 2=Release | OnRobot’s Modbus implementation isn’t for everyone

Avoid leaving command flags permanently high; reset them based on status feedback to prevent command interlocking issues. 3. Verify Cycle Completion | Register Address (Decimal) | Access | Data