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GST303 /GST306
Extinguishing Control Panel
Installation and Operation Manual
Page 21
Appendix 1: System Connection
C-9316
C-9316
4.7K
Ω
4.7K
Ω
I-9403
Z2
D2
Z1
D1
K1
K2
G
S
I-9403
D2
D1
Z2
Z1
D2
D1
Zone 1
I-9403
G
S
G
COM
J12
J11
K12
K11
R
GND
YK2
R1
G1
C-9318
YK2
DC1-
YK1
DC1+
L3
DC1-
YK1
C-9329
DC1+
L3
Pressure Switch
Driving device
controlled by a
contact
C-9318
R2
G2
R1
G1
NO
R2
G2
Solenoid of Cylinder
L4
L3
L4
L1
G
L1
G
C-9317
C-9317
L2
G
L1
G
G
L2
Z2
Z1
Z2
Z1
GND
+24V
S
Solenoid of Cylinder
Extingu
ishing
Contro
l
Pane
l
4.7K
Ω
4.7K
Ω
DOOR
C-9316
DOOR
DOOR
4.7K
Ω
ST+
ST-
SW1
SW2
Fig. A-1
Note: I-9403 Sounder Strobe connecting K1 and K2 of the control panel can be
replaced by I-9401 Sounder Strobe.
Summary of Contents for GST303
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