Siemens MICROMASTER 420 - Manual (Page 11)

Issue 07/04 Table of Contents
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0 11
Table of Contents
1 Overview ................................................................................................................ 17
1.1 The MICROMASTER 420....................................................................................... 18
1.2 Features.................................................................................................................. 19
2 Installation ............................................................................................................. 21
2.1 General ................................................................................................................... 23
2.2 Ambient operating conditions ................................................................................. 23
2.3 Mechanical installation............................................................................................ 25
2.4 Electrical installation ............................................................................................... 27
3 Functions............................................................................................................... 35
3.1 Parameters ............................................................................................................. 38
3.2 Operator panels for MICROMASTER..................................................................... 52
3.3 Block diagram ......................................................................................................... 56
3.4 Factory setting ........................................................................................................ 57
3.5 Commissioning ....................................................................................................... 59
3.6 Inputs / outputs ....................................................................................................... 87
3.7 Communications ..................................................................................................... 95
3.8 Fixed frequencies (FF)............................................................................................ 99
3.9 Motorized potentiometer (MOP) ........................................................................... 102
3.10 JOG....................................................................................................................... 104
3.11 PID controller (technological controller)................................................................ 106
3.12 Setpoint channel ................................................................................................... 110
3.13 Motor holding brake (MHB)................................................................................... 119
3.14 Electronic brakes .................................................................................................. 122
3.15 Automatic restart................................................................................................... 127
3.16 Flying restart ......................................................................................................... 129
3.17 Closed-loop Vdc control........................................................................................ 131
3.18 Monitoring functions / messages .......................................................................... 133
3.19 Thermal motor protection and overload responses .............................................. 135
3.20 Power module protection ...................................................................................... 139
3.21 Open-loop/closed-loop control technique ............................................................. 143