Chapter 1
Introduction and Installation
NI 951x User Manual
1-4
ni.com
Caution
To meet radio frequency emission requirements for marine applications, use
shielded cables and install the system in a metal enclosure. Suppression ferrites must be
installed on power supply inputs near power entries to modules and controllers. Power
supply and module cables must be separated on opposite sides of the enclosure and must
enter and exit through opposing enclosure walls.
Optional Equipment
National Instruments offers several options for connecting NI 951x drive
interface modules to external stepper drives or servo amplifiers including
the following:
•
NI 9512-to-P7000 Stepper Drives Connectivity Bundle
—Connects
the NI 9512 to the P70530 or P70360 stepper drives available from NI.
(NI part number 780552-01)
•
NI 951x Cable and Terminal Block Bundle
—Connects the NI 951x
module with the 37-pin spring terminal blocks. (NI part number
780553-01)
•
DSUB and MDR Solder Cup Connectors
—Simplifies custom cable
creation.
NI part number for DSUB connector: 780549-01
NI part number for MDR connector: 780551-01
•
DSUB to Pigtails Cable and MDR to Pigtails Cable
—Simplifies
custom cable creation.
NI part number for DSUB cable: 193412-04
NI part number for MDR cable: 193413-04
Caution
Do
not
use the recommended module power supplies to power a drive. Check
your drive documentation for drive power supply requirements.
•
+24 V DC power supply
Note
Refer to the National Instruments Web site at
ni.com
for available power supplies.
Refer to Chapter 4,
Accessory and Cable Connections
, for cable and
terminal block pin assignments. For additional information about these and
other available products refer to the National Instruments Web site at
ni.com
, or call your National Instruments sales representative.