YCCS System Manager and Zone Coordinator Installation Instructions
7
428546-YIM-C-1110
S1
S2
J8
J7
J6
System
Bus
Zone
Bus
COM
-
+
COM
-
+
COM 24V
On
Off
24
V
A
C
CO
M
CO
M
SB
-
SB
+
ZB
+
ZB
-
CO
M
EO
L
ON
Off
EO
L
ON
S1
S2
J8
J7
J6
System
Bus
Zone
Bus
COM
-
+
COM
-
+
COM 24V
On
Off
24
V
A
C
CO
M
CO
M
SB
-
SB
+
ZB
+
ZB
-
CO
M
EO
L
ON
Off
EO
L
ON
Communication
Connector
Input
Terminals
Address
Switch
AI
1
C
O
M
J5
AI
2
C
O
M
J6
AI
3
C
O
M
J7
AI
4
C
O
M
J8
AI
5
C
O
M
J9
O
N
1
64
32
16
8
4
2
128
COM
-
+
J3
Communication
Connector
Input
Terminals
Address
Switch
AI
1
C
O
M
J5
AI
2
C
O
M
J6
AI
3
C
O
M
J7
AI
4
C
O
M
J8
AI
5
C
O
M
J9
O
N
1
64
32
16
8
4
2
128
COM
-
+
J3
Communication
Connector
Input
Terminals
Address
Switch
AI
1
C
O
M
J5
AI
2
C
O
M
J6
AI
3
C
O
M
J7
AI
4
C
O
M
J8
AI
5
C
O
M
J9
O
N
1
64
32
16
8
4
2
128
COM
-
+
J3
Drain
Wire
Address = 18
Address = 19
Address = 5
S1
S2
J8
J7
J6
System
Bus
Zone
Bus
COM
-
+
COM
-
+
COM 24V
On
Off
COM
-
+
J2
COM
AI1
AI2
COM
AI3
AI4
1
64
32
16
8
4
2
128
O
N
24
V
CO
M
24
V
CO
M
COM
-
+
J2
COM
AI1
AI2
COM
AI3
AI4
1
64
32
16
8
4
2
12
8
O
N
24V
CO
M
24V
CO
M
Drain
Wire
Drain
Wire
Tape back
Drain Wire
Drain
Wire
Drain
Wire
Address = 4
Address = 6
Address = 7
VAV
Rooftop Unit
VAV
Box
VAV
Box
Single Zone
Unit
Single Zone
Unit
IOM Module
Zone Coordinator
Termination Board
Tape Back
Drain Wire
System Manager
Termination Board
Zone Bus
Communication
Trunk
System Bus
Communication
Trunk
24VAC
CO
M
CO
M
SB
-
SB
+
ZB
+
ZB
-
CO
M
EOL
ON
Off
EOL
ON
System Communication
Bus Terminal Strip
EOL Termination
Set to ON
24VAC Power
Input (10VA)
Zone Communication
Bus Terminal Strip
Note: Ground the drain wire at
the end of the communication
trunk. Do not allow the drain
wire to contact exposed metal.
Note: Ground the drain wire at
the end of the communication
trunk. Do not allow the drain
wire to contact exposed metal.
Note: Communication trunk must be
22 AWG (0.65 mm) 3-conductor
twisted, shielded cable with drain wire.
FIG
:c
m
n_rsr_
SM
-ZC
Figure 5: Typical System Communication Riser
