Network Wiring - Johnson Controls NXA-FCU-01 Installation Manual

Installation Guide
24VAC HOT
Figure 3. Power Connections.

NETWORK WIRING

NOTE: The following wiring types are recommended for all network
wiring:
1. Belden 85102 or equivalent - 16 AWG plenum rated, unshielded,
stranded.
2. Belden 8471 or equivalent - 16 AWG non-plenum rated,
unshielded, stranded
3. Generic equivalent - Any Level IV 22 AWG twisted pair, typically
solid and unshielded.
Terminations can be made as daisy chain or T-Tap. The Network wiring is
shown in Figure 13. To connect the LON to the FCU-01:
NOTE: Network wiring is polarity independent. Typical wiring is Black -
and Red +.
1. Connect one lead of the twisted pair to NET+ on the FCU-01
board.
10
FCU Controller
J1
HOT NEU GND
24 VAC
CHASSIS GROUND
24VAC NEUTRAL