Johnson Controls FX-PCX2721 Installation Instructions Manual page 6

Expansion input/output module
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FX-PCX2721 physical features
The following figure displays the physical features of the FX-PCX2721, and the accompanying
table provides a description of the physical features and a reference to further information where
required.
Table 1: FX-PCX2721 physical features callouts and descriptions
Callout
Physical feature: description and references
1
Analog Outputs (AOs) Terminal Block (see Table 3)
2
Mounting Clip
3
Device Address DIP Switch Block (see
4
24 VAC, Class 2 Supply Power Terminal Block (see
5
Cover Lift Tab (see
6
Sensor Actuator (SA) Bus/Field Controller (FC) Bus Terminal Block (see
terminal
7
End-of-Line (EOL) Termination Switch (see
8
Universal Inputs (UIs) Terminal Block (see Table 3)
9
LED Status Indicators (see Table 9)
6
FX-PCX2721 Expansion Input/Output Module Installation Instructions
Figure 3: FX-PCX2721 physical features
Removing the expansion module
block)
Setting the device
address)
Supply power terminal
cover)
Setting the End-of-Line (EOL)
block)
SA/FC bus
Switch)

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