Power Status Indicators; Control Connector For Each Axis - National Instruments UMI-7664 User Manual And Specifications

Power Status Indicators

When you finish making the required power connections to the V, C, V
the 24 VDC power supply. The V LED illuminates. If the 24 VDC power supply has also been connected
to the V and C terminals, the V
iso iso
provide isolation, power on the separate 5 to 30 V power supply and the V
Refer to Figure 1 for an illustration of the V and V

Control Connector for Each Axis

Each axis connected to the UMI-7774/72 has a 15-pin D-SUB control connector to which you wire drive
command and drive enable signals. Figure 14 shows the pin locations of the control connector for each
axis. Table 2 shows the corresponding signals for each pin.
Figure 14. UMI-7774/72 Per Axis Control and Feedback Connectors, LED Status Indicators,
Pin
1
2
3
4
NI UMI-7774/72 User Guide and Specifications
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LED illuminates. If you are using a separate power supply to
iso
LEDs.
iso
AXIS 1
DISABLED
FAULT FWD HOME
ACTIVE ACTIVE
LOW
FAULT ENABLE LIMIT LED
1
1
14
2
2
3
15
3
4
16
4
5
17
5
6
18
6
19 7
7
8
20
8
21
9
22
CONTROL
10
23
11
24
12
25
13
FEEDBACK
and Polarity Switches (Axis 1 Shown as Example)
Table 2. Per Axis Control Connector Pin Assignment
Signal
Analog Output
NC
†
+5 V (Output)
Step (CW)
16
, and C terminals, power on
iso iso
LED indicator illuminates.
iso
REV
HIGH
9
10
11
12
13
14
15
Optically Isolated
No
No
No
No
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