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Wiring Diagram
FO100CR/200CR/300CR
A-
A+
4
3
RS485
TM2
2
1
CN3
3
2
1
4
CN5
1
2
SSR
3
4
1
2
3
3
2
1
CN2
CN1
1
2
3
2
1
CN4
4
5
6
X
CONT
18
1
18
1
PIO
1
18
1
18
CN8
CN9
CN1
CN2
1
2
3
2
1
TB1
TB2
+
-
-
+
TH
H1
H2
TM1
1
2
3
4
X
5
6
FM
CT
ELB
AC115V
FO110CR/210CR/310CR
1
2
T2
RS485
3
4
A+
A-
CN5
1
SSR
3
4
2
3
3
2
1
CN2
CN1
1
2
3
2
1
CN4
4
5
6
X
CONT
18
1
18
1
PIO
1
18
1
18
CN8
CN9
CN1
CN2
1
2
3
2
1
TB1
TB2
+
-
-
+
TH
TM1
1
2
3
4
X
2
1
5
6
CT
FM
H1
H2
ELB
AC220V
Symbol
Part name
Symbol
Part name
ELB
Earth leakage breaker
X
Main relay
T1
,
T2 Terminal block
FM
Fan motor
SSR
Solid state relay
CONT
Control board
H1,H2
Heater
PIO
Display circuit board
TH
W sensor
CT
Current transformer