Auxiliary Block - ABB Symphony Harmony Series Instruction

Auxiliary Block Installation
Purpose/Scope
10 min.
Procedure
WBPEEUI240751C0
This procedure gives the steps required to install an auxiliary
block. The installation procedure is the same for all auxiliary
blocks.
Parts
Number
200021A040S080
Phillips screwdriver.
Tools
•
1. Separate the auxiliary block housing from its mounting
□
bracket if required. Open the front panel door and loosen the
four captive screws that attach the housing to the bracket
(Fig. PR4-1).
2. Verify the block location. An auxiliary block can be located
□
directly above or below its associated I/O block.
3. Install the auxiliary housing bracket.
□
a. Position the bracket on the column by aligning the
posts on the back of the bracket with the alignment holes
in the column. The backplane connectors should protrude
through the back of the bracket when positioned properly.
b. Attach the bracket to the column using three M4
screws.
4. Attach the auxiliary housing.
□
a. Position the housing on the bracket by aligning the
posts on the back of the housing with the alignment holes
in the bracket.
b. Open the door and tighten the four captive screws to
fasten the housing to the bracket.
Qty Description
3 M4 × 8-mm screw
PR4
PR4 - 1