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12a. Wire the Wall Control
The diagram below shows typical wall control wiring on a single
Powerfoil
®
X3.0 or Powerfoil
®
X3.0Plus fan. See
the next section
for alternative wiring methods.
If wiring multiple fans, see “Daisy Chaining” for details and wiring
diagrams.
RA RB RC
AVI
ACI
NPN
PNP
READY RUN
FAULT
1 2 3
1 2 3
ON
ON
Analog Current Input “ACI” (+)
Analog Common “ACM” (-)
Variable Frequency Drive
(cover removed)
Upper
Temperature
Sensor
Wall Controller
Reserved
Reserved
Reserved
2 conductor shielded cable 18-22 AWG Stranded (provided
by installer) Maximum distance >1000 ft (>305 m)
CA
T5 Out
to PFX
wall pad
BLA
CK
RED
DC Common (shield) (GRAY)
DC Common (shield) (BLACK)
DC Common (shield) (GRAY)
4–20 mA Input from RTS (BLACK)
+24 VDC RTS Supply Out (RED)
4–20 mA Out to VFD (RED)
4–20 mA Out (BLA
CK)
+24 VDC Supply In (GRAY/WHITE)
+24 VDC In (RED)
Verify that
AVI/ACI is
set to the
DOWN
position for
ACI mode.
Verify that
NPN/PNP
is set to
the UP
position for
NPN mode.
Top of Wall Pad
Class II AC adapter
plugged into a 100–125 V
outlet
