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Chapter 4
Accessory and Cable Connections
NI 951x User Manual
Forward Limit
Home
COM
Digital Input 0
COM
Encoder 0 Index+
Encoder 0 Index–
COM
+5V OUT
Position Compare
Reserved
Reserved
†
Digital Output 0
†
V
sup
†
Digital Input 1
†
Direction (CCW)+
†
COM
†
Step (CW)+
Shield
†
Indicates DSUB connector signals.
Figure 4-4. NI 9512 37-Pin Terminal Block Pin Assignments
Forward Limit
Home
COM
Digital Input 0
COM
Encoder 0 Index+
Encoder 0 Index–
COM
+5V OUT
Position Compare
Reserved
†
Drive Command
Reserved
†
V
sup
†
Digital Input 1
Reserved
†
COM
Reserved
Shield
†
Indicates DSUB connector signals.
Figure 4-5. NI 9514 37-Pin Terminal Block Pin Assignments
4-6
Digital Output 1
†
Reverse Limit
Reserved
V
sup
Reserved
COM
Encoder 0 Phase A+
Encoder 0 Phase A–
Encoder 0 Phase B+
Position Capture
Encoder 0 Phase B–
Reserved
Reserved
†
COM
†
Drive Enable
†
Digital Input 3
†
Direction (CCW)–
†
Digital Input 2
†
Step (CW)–
Reserved
Reverse Limit
Reserved
V
sup
Reserved
COM
Encoder 0 Phase A+
Encoder 0 Phase A–
Encoder 0 Phase B+
Position Capture
Encoder 0 Phase B–
Reserved
†
Drive Command COM
†
COM
†
Drive Enable
Reserved
Reserved
Reserved
Reserved
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