Troubleshooting - ROBOTIQ 2-Finger 85 Instruction Manual

Robotiq 2-Finger Adaptive Gripper

9. Troubleshooting

When using 2-Finger with USB to RS485 serial converter :
Troubleshooting from the Gripper LED :
1. LED is not lit, Gripper not powered.
a. Check Gripper power supply and electrical setup, see
2. LED is solid blue and red, Gripper is in fault.
a. Disconnect the communication and power cycle the Gripper. The led should turn solid red when powered.
b. While powered with red LED, connect the communication, LED should turn solid blue when connection is establish.
3. Flashing blue and red LED, Gripper is in fault.
a. Gripper may be in auto-release, wait for auto-release to be completed, then turn off auto-release and initialize the Gripper.
b. Gripper may have a major fault, check the error from
4. Solid blue, no fault and communicating.
a. If you can control the Gripper from the GUI on the pendant, check your program structure.
b. If you can not control the Gripper from the pendant, contact support.
5. Solid red, no fault, but Gripper is not communicating.
a. USB-RS485 converter LEDs are :
i. Not lit, no USB communication.
ii. Red flashes at slow rate.
iii. Red and green flashing at high speed.
When using 2-Finger with
Troubleshooting from the previous section (LED references) still applies.
From the UR teach pendant :
URcaps install :
1. Verify that the latest URCaps is installed from the "Robot Setup" menu, inside the "URCaps" tab
a. URCaps installation instructions are in
b. Inside the URCaps tab, if you select the appropriate URCaps file, you can see the
c. Gripper toolbar should appear if installed properly
2. URCaps is installed but Gripper cannot be controlled :
i. If Gripper LED is not blue, follow the steps in the first section above
ii. If Gripper LED is blue, URCaps is installed with the latest available version, contact
Driver package install :
1. Driver checkup :
a. Use the latest driver version available at
i. Use the installation instruction from Section 3.7.1
b. To check your driver version :
i. With the Gripper unplugged
ii. From the UR teach pendant screen, click the "Gripper" button
2. Driver is installed but Gripper cannot be controlled :
a. If Gripper LED is not blue, follow the steps in the first section above
b. If Gripper LED is blue, driver is installed with the latest available version, contact support@robotiq.com
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1. Check USB connection.
2. Re-install drivers.
3. Contact support.
1. Check the DB-9 connector.
2. Check the cable.
3. Check the communication parameters from the Robotiq User Interface, see recovery procedure.
4. Contact support.
1. Check fault status , maximum operating temperature could be exceeded.
2. Contact support.
Universal Robots package :
Section 3.8.1
support.robotiq.com
1. Driver version will be shown
2. If Gripper button is not displayed, driver package is not properly installed, see instruction from
Section 3.5 .
fault status and contact support.
Instruction Manual
support@robotiq.com
Section 4.9
121