FXM5 User Guide
Issue Number: 5 www.controltechniques.com
Contents
1 Introduction 1
1.1 Purpose of the FXM5 field-current controller 1
1.2 System control modes 1
1.3 Main features 1
2Data 3
3 Installation 4
3.1 Hazardous areas 4
3.2 Environment 4
3.3 Mounting instructions 4
3.4 Cables and fuses 5
3.5 Access to the power and signal connectors 6
3.6 Power connections 7
3.7 Armature connections and fuses 8
3.8 EMC recommendations 9
3.9 Signal connections 11
4 Setting Up 15
4.1 Control-system description 15
4.2 Control-circuit description 16
4.3 Setting the thyristor control mode 17
4.4 Setting the value of IFmax 19
4.5 Changing the DCCT primary winding turns 21
4.6 Setting the armature-voltage range 22
4.7 Setting the maximum and minimum field current 22
4.8 Adjusting the armature-voltage threshold 24
5 Fault Finding 25