7.3 Circuit diagrams
AI01
HT
HP
BTT
TTT
CT
5K
5K
5K
L
RED BLU
BTT
BTT
TTT
TTT
CT
CT
BLK
COMP
RED
WHT
CR CC
CS
C1
230V~/50Hz
1
3
2 4
5
6
7
8
02
N
1
3
2 4
5
6
7
8
01
N
1
2
3
4
MTS
RESET
OUT1 OUT2
OUT3
OUT4
OUT5
AC-N
GND
AI05
GND
AI04
GND
AI03
GND
AI02
GND
HW200
2
2
GND
AI06
E2V
FM
BLU BLK
C2(2uF)
WHT
RED
12V
TC
BRN BLU Y/G
Y/G
5K
SUT
SUT
SUT
3
Controller
5
EEV
5K
AT
AT
AT
6.8K
ORG
L N
7 8
PV input
1
RBW 301PV
1: Contact photovoltaic (potential-free)
Contact PV Input open = PV-operation OFF
Contact PV Input closed = PV-operation ON
AI01
HT
HP
BTT
TTT
CT
5K
5K
5K
L
BTT
BTT
TTT
TTT
CT
CT
BLK
COMP
RED
WHT
CR CC
CS
C1
230V~/50Hz
1
3
2 4
5
6
7
8
02
N
1
3
2 4
5
6
7
8
01
N
1
2
3
4
MTS
RESET
OUT1 OUT2
OUT3
OUT4
OUT5
AC-N
GND
AI05
GND
AI04
GND
AI03
GND
AI02
GND
HW200
2
2
GND
AI06
K2
1 2 3 4 5 6
N
t
230V 230V
STT
STT
K2
E2V
FM
BLU BLK
C2(2uF)
WHT
RED
12V
TC
50K
5K
SUT
SUT
SUT
3
Controller
5
EEV
5K
AT
AT
AT
RED BLU
BRN BLU Y/G
Y/G
L N
7 8
PV input
1
2 43
2
RBW 301PV-S
1: Contact photovoltaic (potential-free)
Contact PV Input open = PV-operation OFF
Contact PV Input closed = PV-operation ON
2: Solar pump
3: Changeover valve
4: Probe collector
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