![background image](http://html1.mh-extra.com/html/national-instruments/ni-mid-7654/ni-mid-7654_user-manual-and-specifications_3403838002.webp)
SER GUIDE
MID-7654/7652 Servo Power Motor Drive
User Guide and Specifications
This user guide describes the electrical and mechanical aspects of the MID-7654/7652 servo power
motor drive and describes how to use the MID-7654/7652 with your motion controller.
Contents
Conventions ......................................................................................................................................... 2
Introduction.......................................................................................................................................... 2
What You Need to Get Started ............................................................................................................ 3
Safety Information ............................................................................................................................... 3
Electromagnetic Compatibility Information ........................................................................................ 5
Front Panel Switches ........................................................................................................................... 6
Host Bus Interlock Circuit ................................................................................................................... 7
Front Panel LEDs................................................................................................................................. 7
Amplifier Fault Output LEDs ...................................................................................................... 7
Amplifier Inhibit LEDs................................................................................................................ 7
Limit Status LEDs ....................................................................................................................... 8
Inhibit Input Polarity Setting ....................................................................................................... 9
Inhibit Output Polarity Setting..................................................................................................... 9
Limit Status LED Polarity Setting ............................................................................................... 9
Setting Continuous and Peak Current Limits .............................................................................. 10
Setting Motor Inductance Levels ................................................................................................. 13
Servo Motor Power Terminal Blocks .................................................................................. 15
Rear Guard ........................................................................................................................... 16
Encoder Terminal Blocks .................................................................................................... 19
Limit Switch Terminal Blocks............................................................................................. 21
Breakpoint and Trigger Terminal Blocks ............................................................................ 21
Analog I/O Terminal Blocks................................................................................................ 22
Step and Direction Terminal Block ..................................................................................... 22
Strain-Relief Bar Installation ....................................................................................................... 24
Panel Mount Kit Installation........................................................................................................ 25
Replacing a Fuse .......................................................................................................................... 25
Changing the Line Voltage .......................................................................................................... 26
Amplifier/Driver Command Signals.................................................................................................... 26
Specifications....................................................................................................................................... 26
Where to Go for Support ..................................................................................................................... 30