Overview of Primary Product

EWC Controls Inc. 385 Highway 33 Englishtown, NJ 07726 800-446-3110 FAX [phone] E-Mail- [e-mail]
7
Figure 11. A nine-zone UZC3 system with correct DIP switch settings.Figure 12. DIP switch settings for
13 expansion panels.
DMPR1 DMPR2 DMPR3 AUX RELAY
ON
FA MIN/HR
0 32
ON
ON
FCONT ALLZC
SYS PNL
OFFON
OFFON
EM SWYES NO
T
S
T
A
T
3
T
S
T
A
T
2
T
S
T
A
T
1
NOT USED
SYSTEM
RESET
OP SYS
TIMER
1 2 3 4
A
A
B
B
C
C
D
D
E
E
ON ON
1 12 23 34 45 5
DIP switch settings for
first expansion panel.
DIP switch settings for
second expansion panel.
DIP switch settings for
third expansion panel.
Jumper cable.
Each expansion panel has a 5-
position DIP switch that must be set
correctly to insure proper operation
of the system. Figure 11 shows the
settings for a 9-zone configuration
and figure 12 shows the settings for
up to 29 zones using 13 expansion
panels.
Setting the
Expansion Panel
DIP Switches
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
5
5
5
A
A
A
A
A
A
A
A
A A A A A
B
B
B
B
B
B
B
B
B B B B B
C CC CC CC CC C C C C
D
D
D
D
D
D
D
D
D D D D D
E
E
E
E
E
E
E
E
E E E E E
DIP Switch
Settings
Expansion
Panel No.
1
10
2
11
3
12
4
13
5
6
7
8
9
ON
ON
FCONT ALLZC
SYS PNL
OFFON
OFFON
EM SWYES NO
TYPICAL DIP SWITCH
SETTINGS FOR STANDARD
GAS HEAT WITH AIR
CONDITIONING. AUXILLARY
RELAY IS DISABLED.
YOUR ACTUAL DIP SWITCH
SETTINGS MAY VARY.
MODEL UZC3C
3-ZONE CONTROL PANEL
EXPANSION
16
A
B
C
D
E
ON
1 2 3 4 5
Jumper cable.
Jumper cable.
A
B
C
D
E
R
INPUT
OUTPUT
R
C
C
W1
W1
Y1
Y1
G
G
W2
W2
Y2
Y2
T
S
T
A
T
T
S
T
A
T
ZONEA ZONEB
C9
F1
+
D
M
P
R
D
M
P
R
MODEL EWC UEX22
ON
1 2 3 4 5
4
4
5
5
TRANSFORMER
24V, 40VA
A
B
C
D
E
R
INPUT
OUTPUT
R
C
C
W1
W1
Y1
Y1
G
G
W2
W2
Y2
Y2
T
S
T
A
T
T
S
T
A
T
ZONEA ZONEB
C9
F1
+
D
M
P
R
D
M
P
R
MODEL EWC UEX22
ON
1 2 3 4 5
8
8
9
9
RECOMMENDED 24V
TRANSFORMER
WIRING
A
B
C
D
E
R
INPUT
OUTPUT
R
C
C
W1
W1
Y1
Y1
G
G
W2
W2
Y2
Y2
T
S
T
A
T
T
S
T
A
T
ZONEA ZONEB
C9
F1
+
D
M
P
R
D
M
P
R
MODEL EWC UEX22
ON
1 2 3 4 5
6
6
7
7
TRANSFORMER
24V, 40VA