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3. Connection and Installation
Analog Input 00 – Analog Input 03
Analog Ground (FOR AI)
Analog Output 00 – Analog Output 01 Analog output signal. The numbers correspond to channel numbers.
Analog Ground (FOR AO)
AI External Start Trigger Input
AI External Stop Trigger Input
AI External Sampling Clock Input
AO External Start Trigger Input
AO External Stop Trigger Input
AO External Sampling Clock Input
Digital Input/Output 00 –
Digital Input/Output 15
Counter Gate Control Input
Counter Up Clock Input
Counter Output
Digital Ground
Reserved
N.C.
Figure 3.15. Pin Assignments of Interface Connector < AIO-120802LN-USB >
< Differential Input >
40
Analog input signal. The numbers correspond to channel numbers.
Common analog ground for analog input signals.
Common analog ground for analog output signals.
External trigger input for starting analog input sampling.
External trigger input for stopping analog input sampling.
External sampling clock input for analog input.
External trigger input for starting analog output sampling.
External trigger input for stopping analog output sampling.
External sampling clock input for analog output.
Digital input/Output signal.
Gate control input signal for counter.
Count-up clock input signal for counter.
Count match output signal for counter.
Common digital ground for digital I/O signals, external trigger inputs,
Reserved pin.
No connection to this pin.
AIO-121602LN-USB, AIO-120802LN-USB
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