Assemble The Removable Terminal Block And The Housing; Install The Removable Terminal Block Onto The Module - Allen-Bradley ControlLogix 1756-IH16ISOE Installation Instructions Manual

90-140v dc sequence of events input module
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ControlLogix 90-140V DC Sequence of Events Input Module 11

Assemble the Removable Terminal Block and the Housing

1. Align the grooves at the bottom of the housing with the side edges of the RTB.
Groove
Side edge of the RTB
2. Slide the RTB into the housing until it snaps into place.

Install the Removable Terminal Block onto the Module

If you connect or disconnect the Removable Terminal
WARNING
Block (RTB) with field side power applied, an electrical
arc can occur. This could cause an explosion in
hazardous location installations.
Before proceeding with RTB installation, make certain:
• power is removed or the area is nonhazardous.
• field-side wiring of the RTB has been completed.
• the RTB housing is snapped in place on the RTB.
• the RTB housing is closed.
• the locking tab at the top of the module is unlocked.
1. Align the side and top, bottom guides.
RTB guides
Groove
Side edge of the RTB
2. Press quickly and evenly to seat the RTB
until the latches snap into place.
Module
guide
20853–M
3. Slide the locking tab down.
Publication
Strain relief area
20858–M
AB Driv
1756-IN592A-EN-P - March 2004
Locking tab
20854–M

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