Appendix B
Motion Connection Accessories
B-10
ni.com
CN I/F Cable Pin Assignments
Table B-5 shows the pin assignments for the CN I/F cable.
Note
This table is provided for reference for custom cable assembly. For custom cables,
use the 3M 50-pin MDR connector part number 10150-6000EC and 3M backshell part
number 10350-3210-000.
31
—
ZSP (Zero speed detection)
32
—
A-CLR (Alarm clear)
†
Refer to Figure 4-1,
100-Pin I/O Connector Pin Assignments
, for information about the 100-pin cable pin assignments.
‡
The +24 V signals are directly connected to the +24 V screw terminal input.
Table B-5.
CN I/F Cable Pin Assignments
Accessory Signal
Pin Number
Drive Signal
NC (No connection)
1
NC
NC
2
NC
Axis <1..4> Step (CW)+
3
PULS1 (Command pulse)
Axis <1..4> Step (CW)–
4
PULS2 (Command pulse)
Axis <1..4> Dir (CCW)+
5
SIGN1 (Command sign)
Axis <1..4> Dir (CCW)–
6
SIGN2 (Command sign)
+24 V
7
COM+ (Control signal power (+))
Isolated Ground
8
CWL (CW overtravel limit)
Isolated Ground
9
CCWL (CCW overtravel limit)
BRK_OFF–
10
BRK-OFF– (Mechanical brake release)
11
BRK-OFF+ (Mechanical brake release)
ZSP
12
ZSP (Zero speed detection)
Isolated Ground
13
GND (Signal ground)
Table B-4.
Axis I/O 1 through 4 to PCI-7390 and Panasonic MINAS A Series Drive (Continued)
Accessory
Pin Number
PCI-7390 Signal
†
Drive Signal