280  Unidrive M702 User Guide
www.controltechniques.com                                 Issue Number: 3
Index
Symbols
+24V external input ....................................................57, 79, 80
+24V user output  ....................................................................79
Numerics
0V common .............................................................................79
A
AC supply contactor ................................................................63
AC supply requirements ..........................................................55
Acceleration
  .................................................107, 108, 109, 110
Access  ....................................................................................20
Accuracy  ...............................................................................236
Acoustic noise
 .......................................................................236
Advanced menus  ....................................................................91
Advanced parameters
 ...........................................................136
Air-flow in a ventilated enclosure
  ............................................39
Alarm .....................................................................................277
Alarm Indications
  ..................................................................277
Altitude
 ..................................................................................235
Autotune ................................................................................119
B
Basic requirements  ...............................................................102
Braking ....................................................................................65
Braking resistor values
 ..........................................................243
C
Cable clearances  ....................................................................73
Cable lengths (maximum) .....................................................241
Cable size ratings
  .................................................................237
Cable types and lengths  .........................................................63
Cautions ....................................................................................8
Control connections
  ................................................................78
Control terminal specification ..................................................79
Cooling ....................................................................................20
Cooling method
 .....................................................................235
Current limits .........................................................................127
Current loop gains
 .................................................................125
Current ratings
  ......................................................................227
D
DC bus paralleling ...................................................................56
DC bus voltage  .......................................................................65
Deceleration
 .......................................... 65, 107, 108, 109, 110
Defaults (restoring parameter)
 ................................................93
Derating  ................................................................................227
Destination parameter .............................................................78
Diagnostics
  ...........................................................................247
Digital I/O 1 .............................................................................79
Digital I/O 2 .............................................................................79
Digital Input 1
 ..........................................................................79
Digital Input 2 ..........................................................................79
Dimensions (overall)  .............................................................236
Display
  ....................................................................................88
Display messages
 ...................................................................92
Drive enable
 ............................................................................80
Drive features
 ..........................................................................15
E
Electrical safety .......................................................................20
Electrical terminals ..................................................................46
Electromagnetic compatibility (EMC)  .......................21, 68, 244
EMC - Compliance with generic emission standards
 ..............74
EMC - Variations in the wiring .................................................76
EMC filter dimensions (external, overall)  ..............................245
EMC filter torque settings (external)
 ......................................246
EMC filters (optional external) ...............................................245
Emission ................................................................................244
EN61800-3:2004 (standard for power drive systems)
 .............74
Enclosure  ................................................................................38
Enclosure Layout  ....................................................................38
Enclosure sizing
 ......................................................................39
Encoder connections ........................................................ 73, 80
Encoder feedback limits
 ........................................................128
Encoder types
  .........................................................................81
Environmental protection  ........................................................20
External EMC filter
  ..................................................................43
F
Feedback device cable shielding  ............................................73
Field weakening (constant power) operation
  ........................128
Fire protection .........................................................................20
Fixed V/F mode .......................................................................14
Fuse ratings
  ..........................................................................237
Fuse types ...............................................................................63
G
Getting Started ........................................................................88
Ground connections
 ......................................................... 63, 72
Ground leakage .......................................................................68
Ground terminals .....................................................................47
Grounding bracket
 ...................................................................70
Grounding clamp .....................................................................69
H
Hazardous areas .....................................................................21
Heatsink mounted braking resistor
 ..........................................65
High speed operation
 ............................................................128
Humidity  ................................................................................235
I
Input current ratings  ..............................................................237
Input inductor calculation
  ........................................................56
Internal EMC filter
  ...................................................................70
IP Rating (Ingress protection)  ...............................................235
Isolator switch  .........................................................................76
Items supplied with the drive
 ...................................................19
K
Keypad and display - Installing / removing ....................... 28, 29
Keypad operation ....................................................................88
L
Line reactors  .................................................................. 56, 235