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Page 86
Instant Replay 3 Operations Manual
Isolated GPI Connections From Other Devices
Pin # / GPI Signal
21 (or 22) +5V
1 GPI 1
14 GPI 1RTN
8 (or 9,10) GND
NC
NC
External Controller
+5V
Contact Closure to
GND or Open
Collector Output
Isolated Connection to External Controller
Contact Closure or Open Collector
(Example using GPI1)
Pin # / GPI Signal
21 (or 22) +5V
1 GPI 1
14 GPI 1RTN
8 (or 9,10) GND
NC
NC
External Controller
Logic Output or +5V
External Device
System Ground
Isolated Connection to External Controller 2
Logic Output or Other 5V Source
(Example using GPI1)