Robotiq Hand-E Gripper Instruction Manual
8.2. Using the LED of the USB to RS485 converter
When your Hand-E Gripper LEDis solid red, and you are using a USB to RS485 converter, refer to current subsection to troubleshoot.
Check the LEDon your converter, and read the table below for details.
LED status Description Solutions
Off No USBcommunication.
1. Check USB connection.
2. Re-install drivers.
3. Contact support.
Solid red
Data sent from USB to RS-485serial
port.
Communicating. No problem.
Solid green
Data sent from RS-485 serial port to
USB.
Communicating. No problem.
Slowly blinking, red
-
1. Check the DB-9 connector.
2. Check the cable.
3. Check the communication parameters from the
Robotiq User Interface, and see recovery pro-
cedure.
4. Contact support.
Quickly blinking, red
and green
-
1. Check fault status, maximum operating tem-
perature could be exceeded.
2. Contact support.
Table 8-2: Troubleshooting Solutions Depending on USB to RS-485 Converter LED Status
8.3. Using the Robotiq User Interface (RUI)
Use the Robotiq User Interface to check that your gripper functions properly:
1. Install the Robotiq User Interface on a computer.
2. Connect your gripper to a computer USBport.
3. Send instructions to your gripper via the Robotiq User Interface. If this fails, check that all cables are connected to your gripper
and to your computer.
4. Contact support@robotiq.com.
Info
For details on the Robotiq User Interface, see its Instruction Manual, available on robotiq.com/support.
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