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ST600-KIPRO User Manual
Page
15
of
16
REAR PANEL DB25 CONNECTORS
GPI CONNECTOR 1-8:
Opto-isolator Inputs
NOTE:
GPI (+) is opto-isolator anode
GPI (-) is opto-isolator cathode
To WET GPIs
:
Connect GPI + to V pin.
Connect GPI
–
to Ground to
turn on GPI.
Pin #
Description
Pin #
Description
1
Ground
14
GPI 8
+
2
GPI 8
─
15
+V
3
+V
16
GPI 7
─
4
GPI 7
+
17
GPI 6
+
5
GPI 6
─
18
+V
6
+V
19
GPI 5
─
7
GPI 5
+
20
GPI 4
+
8
GPI 4
─
21
+V
9
+V
22
GPI 3
─
10
GPI 3
+
23
GPI 2
+
11
GPI 2
─
24
+V
12
+V
25
GPI 1
─
13
GPI 1
+
GPO CONNECTOR 1-8:
Isolated Relay
Contact Closures
To WET GPOs:
Connect external power supply
output to Common Bus, pin #1.
Connect GPO commons to
nearby Common Bus pins
There is no need to connect
power supply Ground to GPO
connector
Pin #
Description
Pin #
Description
1
Common Bus
14
GPO 8 N.O
2
GPO 8 Common
15
Common Bus
3
Common Bus
16
GPO 7 N.O.
4
GPO 7 Common
17
GPO 6 N.O.
5
GPO 6 Common
18
Common Bus
6
Common Bus
19
GPO 5 N.O.
7
GPO 5 Common
20
GPO 4 N.O.
8
GPO 4 Common
21
Common Bus
9
Common Bus
22
GPIO 3 N.O.
10
GPO 3 Common
23
GPO 2 N.O.
11
GPO 2 Common
24
Common Bus
12
Common Bus
25
GPO 1 N.O.
13
GPO 1 Common