Figure 5-1. Differential Digital Inputs, 1001 Through 1008 - adept technology SmartVision EX User Manual

In the following figure, Example 1 shows inputs 1001 to 1003 with a negative common, Example 2
shows inputs 1004 to 1006 with a positive common, and Example 3 shows inputs 1007 and 1008
with independent power supplies (no common).
NOTE: These are examples. Either method can be used on any input.
Adept-Supplied Equipment
(equivalent circuit)
Input 1001
Input 1002
Input 1003
Input 1004
Input 1005
Input 1006
Input 1007
Input 1008

Figure 5-1. Differential Digital Inputs, 1001 through 1008

Adept SmartVision EX User's Guide, Rev B
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Customer-Supplied Equipment
(Typical Examples)
H 19
L 20
H 17
+ +
L 18
H
15
L 16
H 13
L 14
H 44
L 45
H
42
L
43
H
40
+ –
L
41
H
38
+ –
L 39
PCIe I/O Card Connections
Example 1
+
Customer power
–
supply
Example 2
+
Customer power
–
supply
Example 3
Sourcing
Sinking
41