Rockwell Automation 440R-ENETR Guardmaster EtherNet/IP Network Interface - Installation Instructions - Manual (Page 11)

Guardmaster® EtherNet/IP™ Network Interface 11
Publication 440R-IN078A-EN-P - January 2014
Replace the Interface
Use these procedures to install a replacement interface to an existing system.
1. Disconnect the Ethernet connector(s) from the interface.
2. With a small flat blade screwdriver, slowly pull up on the Removable
Terminal Block (RTB) handle as shown in the following illustration.
WARNING: When you change switch settings while power is on, an
electrical arc can occur. This could cause an explosion in hazardous
location installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.
WARNING: When you connect or disconnect the Removable
Terminal Block (RTB) with field-side power applied, an electrical arc
can occur. This could cause an explosion in hazardous location
installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.