Cognex MVS-8100D1 Manual

A SERVICE OF

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Installing the MVS-8100D 1

22 Cognex MVS-8100D and CDC Cameras Hardware Manual

6. Connect wires from your I/O input devices to the plus and minus terminals of the

input block of the external I/O module. Use the pin numbering in Table 8 as a

guideline. Figure 8 shows the pin numbering for the input terminal block.

Figure 8. Pin numbering for input terminal block

Table 8 lists the pinout for the input terminal block.

Pins IN 4 through IN 7 of the input terminal block are not used with the MVS-8100D.

Note that after opto-isolation of the TTL signal from the MVS-8100D, the connections

are for inputs only, and are no longer bidirectional.

TTL signal from

MVS-8100D

Opto-isolated

and used as

Pin

Number MVS-8100D1

MVS-8100D2

MVS-8100D3

TTL_BI_1

TTL_BI_1+ IN 0+

Any input

device

Any input

device

TTL_BI_1– IN 0–

TTL_BI_2

TTL_BI_2+ IN 1+

Any input

device

Any input

device

TTL_BI_2– IN 1–

TTL_BI_11

TTL_BI_11+ IN 2+

Not used

Any input

device

TTL_BI_11– IN 2–

TTL_BI_12

TTL_BI_12+ IN 3+

Not used

Any input

device

TTL_BI_12– IN 3–

Table 8. Pinout for input block of external I/O option

0+

0–

7+

7–