28
EXTERNAL BUFFER TANK - WIRING DIAGRAM
Buffer Tank Pump Wiring
Controlling A Primary Pump On A Combi Boiler
With Zone Valves and Indirect Tank With Priority
Argo UZ3 and AR22II Zone Controls
ZONE 1
LINE
24V
Vac
L
C
R
115 Vac
N
L 1
N
115
COM
Vac
ZR
ZC
N
L
3
N
L
2
115 Vac
N
L
1
L
N
ZONE PUMPS
X
X
X
X
X
3
2
1
X
N
EC
C
las
s 2
Low
Vo
ltage
ZONE 3
ZONE 2
ZONE 1
W
R
NEC Class 2 Low Voltage
T T C
THERMOSTATS
ZONE VALVES
ZONE 3
ZONE 2
4
3
2
1
4
3
2
1
4
3
2
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
Buffer Tank
115 Vac FIELD SUPPLIED
POWER PER NEC
AND LOCAL CODES
PRIMARY
PUMP
ZONE
THERMOSTATS
ZONE VALVES
VANNES DE ZONE
4 Wire Valve
1 2 3 4
1 2 3 4
CH
N L1
G
FIELD SUPPLIED
POWER PER NEC
AND LOCAL CODES
PUMP
DHW
PUMP
1
2
3
4
6
7
8
5
9
10
M2
Domestic Hot
Water Tank
UZ3
Zone Control
PN 240011430 REV. P [09/15/2021]
Содержание 100
Страница 34: ...34 MODEL 125 Heat Only 125 HEAT ONLY WIRING DIAGRAM PN 240011430 REV P 09 15 2021 ...
Страница 35: ...35 MODEL 165 Heat Only 165 HEAT ONLY WIRING DIAGRAM PN 240011430 REV P 09 15 2021 ...
Страница 36: ...36 115 COMBI WIRING DIAGRAM MODEL 115 Combi PN 240011430 REV P 09 15 2021 ...
Страница 37: ...37 MODEL 150 Combi 150 COMBI WIRING DIAGRAM PN 240011430 REV P 09 15 2021 ...
Страница 38: ...38 MODEL 205 Combi 205 COMBI WIRING DIAGRAM PN 240011430 REV P 09 15 2021 ...
Страница 43: ...43 Low Water Cutoff Detail LOW WATER CUTOFF NO NO YES PN 240011430 REV P 09 15 2021 ...
Страница 48: ...48 3 FAULT SOLUTION SECTIONS PN 240011430 REV P 09 15 2021 ...
Страница 51: ...51 Parameter ID Changed From Changed To Date Reason PARAMETER CHANGE HISTORY PN 240011430 REV P 09 15 2021 ...