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MicroVission Controller • Operation and Service Manual • Emerson • 35391MV 1.3
Section Page Number
Table of Contents
Table B-14. Oil Control Block ...................................................................................................... B-11
Table B-15. Compressor VFD Block .............................................................................................B-11
Table B-16. Pumpdown Block .....................................................................................................B-11
Table B-17. Pulldown Block ........................................................................................................B-12
Table B-18. Alarms/Trips Block (Page 1)......................................................................................B-12
Table B-19. Alarms/Trips Block (Page 2)......................................................................................B-14
Table B-20. Alarms/Trips Block (Page 3)......................................................................................B-14
Table B-21. Timers Block (Page 1) ..............................................................................................B-14
Table B-22. Timers Block (Page 2) ..............................................................................................B-15
Table B-23. Configuration (Time) Block ......................................................................................B-15
Table B-24. Configuration (Other) Block .....................................................................................B-16
Table B-25. Trend Chart ..............................................................................................................B-17
Table B-26. Compressor Scheduling Block ..................................................................................B-20
Table B-27. Compressor Sequencing Block .................................................................................B-22
Table B-28. Condenser Control Block ..........................................................................................B-23
Table B-29. Virtual Inputs and Result Variables Block ..................................................................B-24
Appendix C • Remote Control and Monitoring
Introduction ..........................................................................................................................................C-1
Networking ...........................................................................................................................................C-1
Communication Wire.............................................................................................................................C-1
Ethernet Cable Specifications............... ..................................................................................................C-1
RS-482/485 Cable Specifications ............................................................................................................C-1
Figure C-1. Configuration Screen (Page 3) ..................................................................................C-1
Common Register Setup to Control the MicroVission (Compressor Control) Via Communications .........C-2
Figure C-2. Serial Communication Ports on Single Board Computer ............................................C-2
Figure C-3. Setting MicroVission in Remote Mode ......................................................................C-3
Figure C-4. Remote Cap Hold without Compressor VFD ..............................................................C-5
Figure C-5. Remote Cap Hold with Compressor VFD ...................................................................C-5
Compressor Start and Stop Commands.............. ....................................................................................C-5
Remote Control via Direct I/O (Hard-wired)............................................................................................C-6
Figure C- 6. Direct IO Cap Hold without Compressor VFD ...........................................................C-8
Figure C-7. Direct IO Cap Hold with Compressor VFD .................................................................C-8
Figure C-8. Analog Auxiliary Input (Remote Capacity %) Settings- Calibration Screen ..................C-9
Control Scenario ....................................................................................................................................C-9
Remote Monitoring ............................................................................................................................... C-9
Communication Port Setup.............. ......................................................................................................C-9
Appendix D • Compressor Sequencing Setup
MicroVission Compressor Sequencing Setup.............. ............................................................................D-1
Scope .................................................................................................................................................. D-1
Overview ...............................................................................................................................................D-1
Configuration Overview ......................................................................................................................... D-1
Figure D-1. Setup of Compressor for Loading and Unloading Compressors ................................. D-1
Figure D-2. Compressor Sequencing Control Setpoints...............................................................D-2
Figure D-3. Compressor Control Menu Setup (Load & Unload Setpoints) ....................................D-3
Compressor Sequencing Equipment List ................................................................................................D-4
Table D-1. Status Symbols ..........................................................................................................D-5
Configuring Sequencing Table on Compressor .......................................................................................D-6
Walk-Through of Sequencing Loading and Unloading ............................................................................D-6
Figure D-4. Compressor(s) Started in Sequencing .......................................................................D-6
Figure D-5. Compressor(s) Load Cycle in Sequencing .................................................................. D-7
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