Wiring Your I/O
Using Removable Terminal
Removable Terminal Blocks (RTBs) are provided on all 12-point and 16-point discrete
I/O modules and analog modules They allow for faster and more convenient wiring of the
I/O modules The modules and RTBs are color-coded as follows:
Type of 1/O Removable Terminal Block
Replacement terminal blocks are available if they are lost or damaged See
the replacement part list In chapter 10
Below are guidelines for removing the I/O Removable Terminal Block
ATTENTION: Never install or remove I/O modules or terminal
blocks while the SLC is powered
If the I/O module is already installed in the chassis, remove power to the SLC.
Unscrew the upper right and lower left terminal block release screws.
Grasp the RTB with your thumb and forefinger and pull straight out.
Label the RTB with appropriate slot, chassis and module identification.