Issue 07/04  Index 
MICROMASTER 420    Operating Instructions   
6SE6400-5AA00-0BP0 
185 
Analog inputs ........................................92 
Analog outputs......................................94 
Digital inputs .........................................87 
Digital outputs .......................................90 
Installation ................................................21 
after a period of storage........................23 
Installation and cooling.............................24 
J 
Jog..........................................................104 
JOG ........................................................104 
L 
Long cables 
operation with........................................28 
M 
Main Characteristics.................................19 
Mechanical Installation .............................25 
MICROMASTER 420 
fault messages....................................154 
general ..................................................18 
Main Characteristics .............................19 
Performance Characteristics ................19 
Protection characteristics......................20 
specifications ......................................157 
MICROMASTER 420 Specifications ......160 
MICROMASTER Performance Ratings .158 
Monitoring functions / messages............133 
Motor connections ....................................29 
Motor control...........................................143 
V/f control............................................143 
Motor holding brake................................119 
Motorized potentiometer.........................102 
Mounting on standard rail.........................26 
O 
Online Service & Support ...........................5 
Operation with 
long cables............................................28 
Residual Current Device.......................28 
ungrounded IT supplies ........................28 
Operator panels for MM4 .........................52 
AOP ......................................................53 
BOP ......................................................52 
SDP.......................................................57 
Options 
Device-dependent options..................165 
Device-independent options ...............165 
Overload responses............................... 135 
Overview .................................................. 17 
P 
Parameters .............................................. 38 
Attributes .............................................. 40 
Changing with BOP.............................. 55 
Grouping and access ........................... 43 
Monitoring parameters ......................... 39 
Setting parameters............................... 38 
Performance Characteristics ................... 19 
PID controller ......................................... 106 
PID fixed setpoint ............................... 109 
PID motorized potentiometer ............. 108 
Power and motor connections ................. 29 
Power connections................................... 29 
Power module protection ....................... 139 
Protection characteristics......................... 20 
Q 
Qualified personnel.................................... 6 
R 
Removing ‘Y’ Cap Frame Size A ........... 176 
Removing ‘Y’ Cap Frame Size B and C. 177 
Removing Covers Frame Size A ........... 174 
Removing Covers Frame Size B and C. 175 
Removing fan 
Frame Size A...................................... 178 
Frame Sizes B and C ......................... 179 
Residual Current Device 
operation with ....................................... 28 
S 
Safety instructions...................................... 7 
Screening Methods.................................. 33 
Setpoint channel .................................... 110 
AFM.................................................... 110 
Ramp-function generator ................... 112 
Shock ....................................................... 24 
T 
Technical Support...................................... 5 
Technological controller......................... 106 
Temperature ............................................ 23 
Thermal motor protection....................... 135 
Troubleshooting ..................................... 151