EM11 User’s Manual
Table of Contents
III
3.8.1 Function and description of Main Circuit Terminals .................................................................... 24
3.9 Cautions for Main Circuit Wiring ........................................................................................................ 25
3.9.1 Power Supply Wiring ................................................................................................................... 25
3.9.2 Motor Wiring ................................................................................................................................ 25
3.9.3 Grounding Wiring ......................................................................................................................... 26
3.9.4 Countermeasures for Conduction and Radiation Interference ...................................................... 26
3.10 Control Circuit and Main Circuit Terminals Description .................................................................. 27
3.10.1 Control Circuit and Main Circuit Wiring ................................................................................... 27
3.10.2 Control Circuit Terminal Layout ................................................................................................ 28
3.10.3 Description of control circuit terminals ...................................................................................... 28
3.10.4 Wiring of Analog Input Terminals .............................................................................................. 29
3.10.5 Wiring of Multi-functional Input Terminals ............................................................................... 30
3.10.6 Wiring of digital output terminals when using internal and external power supply ................... 30
3.10.7 Description of Control Circuit Jumper ....................................................................................... 31
4. Operation and display ................................................................................................................................ 32
4.1 Instruction of operation and display .................................................................................................... 32
4.2 Viewing and Modifying Function Codes ............................................................................................. 33
4.3 Parameter Display Mode ..................................................................................................................... 34
4.4 The operation of User-defined Fast Menu of Parameters .................................................................... 35
4.5 Monitoring Status Parameters ............................................................................................................. 36
4.6 Password Setting ................................................................................................................................. 36
4.7 Motor parameter auto-tuning ............................................................................................................... 36
5. Description of Function Codes .................................................................................................................. 38
5.1 Group b0: Basic Function Parameters ................................................................................................. 38
5.2 Group b1: Start/Stop Control Parameters ............................................................................................ 46
5.3 Group b2: Auxiliary Functions ............................................................................................................ 49
5.4 Group b3: Input Terminals .................................................................................................................. 54
5.5 Group b4: Output Terminals ................................................................................................................ 60
5.6 Group b5: Pulse/Analog input terminals ............................................................................................. 68
5.7 Group b6: Pulse/analog output terminals ............................................................................................ 71
5.8 Group b7: Virtual digital input (VDI)/digital output (VDO) terminals ............................................... 72
5.9 Group b8: AI/AO Correction ............................................................................................................... 75
5.10 Group b9: Operation Panel and Display ............................................................................................ 76
5.11 Group bA: Communication parameters ............................................................................................. 79
5.12 Group bb: Fault and Protection ......................................................................................................... 81
5.13 Group bC: Fault detection Parameters .............................................................................................. 89
5.14 Group C0: Process Control PID Function ......................................................................................... 90
5.15 Group C1:Multi-function .................................................................................................................. 95
5.16 Group C2: Simple PLC ..................................................................................................................... 96
5.17 Group C3: Swing Frequency, Fixed Length and Count .................................................................... 99
5.18 Group d0: Motor 1 Parameters ........................................................................................................ 101
5.19 Group d1: Motor 1 vector control parameters ................................................................................. 105
5.20 Group d2: Motor 1 V/F Control Parameters .................................................................................... 110
5.21 Group d3 to d5: Relevant parameters of motor 2 ............................................................................ 114
5.22 Group d6: Control Optimization Parameters ................................................................................... 114
5.23 Group U0: Monitoring Parameters .................................................................................................. 116
5.24 Group A0: System parameters ......................................................................................................... 121
5.25 Group A1: User-Defined Function Codes ....................................................................................... 123
6. EMC (Electromagnetic compatibility) .................................................................................................... 125
6.1 Definition .......................................................................................................................................... 125
6.2 EMC Standard Description ............................................................................................................... 125
6.3 EMC Guide ....................................................................................................................................... 125
6.3.1 Harmonic Effect ......................................................................................................................... 125
6.3.2 Electromagnetic Interference and Installation Precautions ........................................................ 125
6.3.3 Handling method for the interferences of the surrounding equipment on the inverter ............... 126
6.3.4 Handling method for the interferences of frequency inverter on the surrounding equipment .... 126
6.3.5 Leakage current and handling .................................................................................................... 126
Table of Contents
EM11 User’s Manual
IV
6.3.6 Precautions for Installing EMC input filter at the input end of power supply ............................ 127
7. Fault Diagnosis and Solution .................................................................................................................. 128
7.1 Fault Alarm and Countermeasures .................................................................................................... 128
7.2 Common Faults and Solutions .......................................................................................................... 132
Appendix I. Modbus communication protocol ............................................................................................ 134
I. About Protocol ..................................................................................................................................... 134
II. Application Methods ........................................................................................................................... 134
III. Bus structure ...................................................................................................................................... 134
Appendix II. Function Code Table .............................................................................................................. 143
Warranty Agreement .................................................................................................................................... 182
