WBPEEUI240751C0 PR14 - 1
PR14
DOT-120 Setup
Purpose/Scope
This procedure gives the steps required to set up the DOT-120
block for proper operation. This includes setting jumpers and
switches, and checking for fuses.
Prerequisites
• Completed worksheet WS9.
Parts
None.
To o l s
• Small-tipped, flat-blade screwdriver.
• Needlenose pliers (optional).
Important Notice
Only wire field devices to the normally open relay contacts on a
redundant DOT block. Both the normally open and normally
closed relay contacts can be used on a nonredundant DOT
block.
Procedure
□
1. Set the special operations switch SW2 located on the back
of the I/O module to normal operation.
□
2. Determine the block field power and I/O channel require-
ments. Refer to the appropriate worksheet or any other system
documentation available.
□
3. Set the field power select jumpers J1 and J2 located on the
back of the I/O module as appropriate (Table PR14-1).
10 min.
87654321
ON
OFF
T00884A
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