Specifications

S3L System Guide302
GPI Wiring Diagrams
The following diagrams provide examples of GPI pinout and wir-
ing for a few common uses.
All diagrams are shown from the rear (solder side) of the DB9
connector.
GPI Input Examples
The following diagrams provide simplified wiring examples for a
customer-provided DB9 male connector, to attach to the female
GPI connector on the E3 engine.
Wiring a Switch to Drive GPI
Wiring a Relay to Drive GPI
Wiring a Logic Signal to Drive GPI
GPI Output Examples
The following diagrams depict wiring examples for a cus-
tomer-provided DB9 male connector, to connect to the female
GPI connector on the E3 engine.
GPI Output Driving an Externally Powered LED
No ground reference needed
between systems.
1
6
DB9M
No ground reference needed
between systems.
1
6
DB9M
Ground reference needed
between systems.
1
6
DB9M
DB9M
3
8
External
Power
Supply
+
–