Wiring diagram – Yamato Scientific BBL300 Low Constant Temperature Water Bath User Manual
Page 56

53
Wiring Diagram
Common to BBL100/300
1
SSR
2
1
3
4
T1
ELB
X2
X2
2
3
4
5
7
8
6
CT1
AC100V
PLB
1
・
・
・
・
・
・
・
・
2
3
CN5
1
2
CN4
CN2
2
3
1
2
1
CN1
4
3
6
5
X1
K
PIO
TB1
2
1
1
18
CN8
CN1
1
18
3
TB2
2
1
CN6
2
1
CN3
2
1
4
3
1
18
CN9
CN2
1
18
PS
P
H
X3
L2
X4
L1
+
-
X4
X3
FS
FM1
2
1
4
3
3
1
2
3
R
S
C
OVR
X5
C1 C2
X1
X5
FM2
RF
T2
Pt
T3
1
2
3
4
+
-
温度出力(4-20mA)
A+
A-
RS485通信
L3
Symbol
Part name
Symbol
Part name
ELB
Earth leakage breaker
C1
Operation condenser
T1
Terminal block
C2
Start condenser
T2
Terminal block
X5
Start relay
T3
Terminal block
L1
Refrigerator lamp
H
Heater
L2
Refrigerator error lamp
SSR SSR
L3 Pump
lamp
CT
Current transformer
P
Magnet pump
PLB
PLANAR board
X1
Relay (refrigerator)
PIO
Display board
X2
Relay (heater)
Pt
Temperature sensor (Pt)
X3
Relay (pressure)
K
Temperature sensor (K)
X4
Relay (float)
FM1, 2
Fan motor
PS
Pressure switch
RF Compressor
FS Float
switch
OVR Overload
relay
Temperature output
(4-20mA)
RS485 communication