Johnson Controls VFD68C Series Manuals

Manuals and User Guides for Johnson Controls VFD68C Series. We have 1 Johnson Controls VFD68C Series manual available for free PDF download: Technical Bulletin

Johnson Controls VFD68C Series Technical Bulletin

Johnson Controls VFD68C Series Technical Bulletin (108 pages)

Variable Frequency Drive

Brand: Johnson Controls | Category: DC Drives | Size: 4 MB

Table of Contents

Table of Contents
1
Introduction

5
North American Emissions Compliance

5
Installation

6
Mounting

13
- Mounting the Vfd68Bxx and Vfd68Cxx Drives
  13
- Mounting the Vfd68Dxx Drives
  15
Wiring

16
Setup and Adjustment

38
Troubleshooting

58
- Causes and Corrective Actions for each Error Message
  61
- Warning
  62
- Alarm
  64
- Fault
  64
- Resetting the VFD68 Drive
  69
- Reset Option 1
  69
- Reset Option 2
  69
- Manually Stopping the Motor
  69
- Restarting the Motor after It Has Stopped
  70
- Vfd68Bxx and Vfd68Cxx Drives
  70
- Vfd68Dxx Drives
  70
- Advanced Troubleshooting
  71
Technical Specifications

76
- Vfd68Bxx or Vfd68Cxx Variable Frequency Drive (230 or 460 VAC)
  76
- Vfd68Dxx Variable Frequency Drive (575 VAC)
  76
Appendix 1: Check Fault History

78
Appendix 2: Additional VFD68 Drive Application Examples

80
- Vfd68Bxx and Vfd68Cxx Drives
  80
- Vfd68Dxx Drives
  85
Appendix 3: Password Functions

88
- Parameter Reading and Writing Restriction Level
  88
- Password Lock and Unlock
  89
- Lock
  89
- Unlock
  89
Appendix 4: Vfd68Bxx and Vfd68Cxx Modbus RTU RS485 Communications Bus Speci-

90
Fications

90
- Communication Specification
  92
- Outline
  92
- Message Format
  93
- Query
  93
- Normal Response
  93
- Error Response
  93
- Broadcast
  93
- Message Frame (Protocol)
  94
- Communication Method
  94
- Protocol Details
  94
- Message Format Types
  96
- Read Holding Register Data (H03 or 03)
  96
- Write Holding Register Data (H06 or 06)
  98
- Function Diagnosis (H08 or 08)
  99
- Write Multiple Holding Register Data (H10 or 16)
  100
- Read Holding Register Access Log (H46 or 70)
  101
- Error Response
  102
- Message Data Mistake Detection
  102
- Modbus Registers
  103
- P.343 Communication Error Count
  106
- Output Terminal LF: Alarm Output (Communication Error Warnings)
  106
Appendix 5: EMC Line Filter Selection Chart

107

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