©
National Instruments Corporation
23
NI UMI-7774/72 User Guide and Specifications
3
Encoder Index
No
4
+5 V (Output)
†
No
5
Reserved
No
6
Reserved
No
7
Reserved
No
8
+5 V (Output)
†
No
9
NC
No
10
Forward Limit
Yes
11
Home Input
Yes
12
Reverse Limit
Yes
13
V
iso
(Output)
Yes
14
Encoder Phase A–
No
15
Encoder Phase B–
No
16
Encoder Index–
No
17
Digital Ground
No
18
Digital Ground
No
19
Digital Ground
No
20
Digital Ground
No
21
NC
No
22
C
iso
Yes
23
C
iso
Yes
24
C
iso
Yes
25
C
iso
Yes
†
Provides 1 A maximum output current, shared between Control connector pin 3, Feedback connector pins 4 and
8, and Trigger/Breakpoint connector pin 3.
Table 5.
Per Axis Feedback Connector Pin Assignment (Continued)
Pin
Signal
Optically Isolated
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