Page iv
Model 2000C / 3000C Manual
0. Mounting Dimensions iv
1. Comparison of speed regulation 1
2. Stopping methods compared 2
3. Input power section 3
4. Power output bridge 3
5. Single wye motor connections 4
6. Simplified drawing of motor 4
7. Current flow at turn-on 5
8. Motor rotation result 5
9. The encoder assembly 6
10. Front view of the Model 2000C 8
11. 2000C Chassis dimensions 11
12. 3000C Chassis dimensions 12
13. Standard connections 14
14. Input power connections 15
15. Output contactor 16
16. Digital mode inputs 19
17. Frequency output 20
TABLE OF CONTENTS (continued)
5.0 OPERATION (CONTINUED)
5.2 DIGITAL MODE 26
5.3 CURRENT LIMIT 26
5.4 GAIN AND STABILITY 27
6.0 THEORY AND TROUBLESHOOTING
6.1 INPUT POWER SECTION 29
6.2 CHARGING SECTION 29
6.3 CURRENT SENSOR BOARD 30
6.4 POWER OUTPUT SECTION 31
6.5 CURRENT CONTROLLER BOARD 33
6.6 SPEED CONTROLLER 34
6.7 TROUBLESHOOTING 35
7.0 SPARE PARTS 39
18. Follower connection 20
19. Auxiliary RUN relay 20
20. FAULT relay 21
21. ENABLE relay 21
22. ZERO SPEED relay 21
23. Chatter elimination 22
24. SINKING connection to PLC 22
25. SOURCING connection to PLC 22
26. Connecting FAULT output to PLC 22
27. Connections for minimum speed 23
28. Simplified drawing of power circuits 28
29. Parts layout of Current Sensor board 30
30. Layout of Base Driver board 31
31. Block diagram of the 2000C/3000C 32
32. Current Controller board layout 33
33. Speed Controller board layout 34
34. Typical semiconductors 37
35. Connections to DIGIMAX 4 38
LIST OF ILLUSTRATIONS
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