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3. External Connection
28
AI-1216B-RB1-PCI, AI-1216B-RU1-PCI
Digital I/O signals Connection
The following sections show examples of how to connect digital I/O signals.
All the digital I/O signals and control signals are TTL level signals.
10k
Ω
Digital Input
Digital Ground
BOARD
CN1
Cable
Target
Figure 3.5. Digital Input Connection
Digital Ground
BOARD
CN1
Cable
Target
Digital Output
I
OL
=24mA
Figure 3.6. Digital Output Connection