Dunkirk DCBF-125 - 150 F & 205 F with Zone Valves - Wiring Diagram

23
115F, 150F & 205F WITH ZONE VALVES - WIRING DIAGRAM
ZONE 1
LINE
24V
Vac
L
C
R
115 Vac
NL
1
N
115
COM
Vac
ZRZC
NL
3
NL
2
115 Vac
N
L
1
L
N
ZONE CIRCULATOR
XXXXX
32
1
X
NEC Class 2 Low Voltage
ZONE 3
ZONE 2
ZONE 1
W
R
NEC Class 2 Low Voltage
T
T
C
THERMOSTATS
ZONE VALVES
ZONE 3ZONE 2
43214321432
1
NEC Class 2 Low Voltage (24Vac)
W
R
T
T
C
W
R
T
T
C
PRI PUMP ZC/ZR
DIGITAL LCD USER DISPLAY
Fuse
ZONE MODULE
TO EXPANSION
Transformer
PTC
12A 250V
115 Vac FIELD SUPPLIED
POWER PER NEC
AND LOCAL CODES
ZONE
THERMOSTATS
ZONE VALVES
VANNES DE ZONE
4 Wire Valve 3 Wire Valve
12 34 12 34 12 3
PRIMARY
PUMP
12345678910
VAC
24
M2
G
*
M2 terminal strip
on boiler
115F, 150F & 205F WITH ZONE VALVES, ARGO UZ3 ZONE CONTROL
UZ3
PN 240012875 REV. B [07/01/2021]