Key The Removable Terminal Block/Interface Module - Allen-Bradley ControlLogix 1756-IV16 Installation Instructions Manual

6 ControlLogix DC (10-30V) Sourcing Input Module

Key the Removable Terminal Block/Interface Module

Wedge-shaped keying tabs and U-shaped keying bands came with
your RTB to prevent connecting the wrong wires to your module.
Key positions on the module that correspond to unkeyed positions
on the RTB. For example, if you key the first position on the module,
leave the first position on the RTB unkeyed.
Key the Module
1. Insert the U-shaped band as shown.
2. Push the band until it snaps in place.
Reposition the tabs to rekey future module applications.
Wire the Removable Terminal Block
Wire the RTB with a 5/16 inch (8mm) maximum flat-bladed
screwdriver before installing it onto the module.
Spring Clamp RTB
1. Strip 7/16 inch (11mm) maximum
length of wire.
2. Insert the screwdriver into the
inner hole of the RTB.
3. Insert the wire into the open terminal and
remove the screwdriver.
Publication 1756-IN006A-EN-P - December 2000
1. Insert the wedge-shaped tab with rounded edge first.
2. Push the tab until it stops.
U-shaped
bands
20850–M
1. Strip 5/16 inch (8mm) maximum length
of wire.
2. Turn the terminal screw counterclockwise.
3. Wrap wire around the terminal.
4. Turn the terminal screw clockwise.
Key the RTB/IFM
Wedge-shaped tab
NEMA Screw RTB
20851–M