Wiring Diagram For The Zn521 Zone Controller - Trane Tracer ZN511 User Manual

Figure 2 shows a general wiring diagram
for the Tracer ZN521 zone controller.
Figure 2: Tracer ZN521 wiring diagram
H
24 Vac
N
Trane zone sensor
8
Wiring diagram for the
ZN521 zone controller
Binary inputs
GND 24V 24V 24V BI1 BI2 BI3
AC POWER BINARY INPUTS
ZONE SENSOR
SERVICE
PIN LED ZN GND FAN GND AI1
SET
1
2
3
On
4
Cancel
5
Comm5 (LonTalk)
6
Binary outputs
BI4 1 2 3 4 5 6 7
BINARY OUTPUTS
ANALOG INPUTS COMM5
AI2 AI3 +20 AI4 GND A B
Analog inputs
8 9 10 STATUS
LED
COMM5
A B
LED
Comm5 (LonTalk)
In
Out
BAS-PRC006-EN