INVT GD270-030-4 User Manual

Goodrive270 series VFD for fan and pump Contents
iii
4.3.1 Wiring diagram of the main circuit ............................................................................ 27
4.3.2 Terminal diagram of the main circuit ........................................................................ 28
4.3.3 Wiring procedure for main circuit terminals .............................................................. 32
4.4 Standard wiring of the control circuit .................................................................................. 33
4.4.1 Wiring diagram of basic control circuit...................................................................... 33
4.4.2 Input/output signal connection diagram .................................................................... 35
4.5 Wiring protection ............................................................................................................... 36
5 Basic operation guidelines ....................................................................................................... 38
5.1 What this chapter contains ................................................................................................ 38
5.2 Keypad introduction .......................................................................................................... 38
5.3 Keypad display.................................................................................................................. 40
5.3.1 Displaying stopped-state parameters ....................................................................... 40
5.3.2 Displaying running-state parameters ....................................................................... 41
5.3.3 Displaying fault alarms ............................................................................................ 41
5.3.4 Editing function codes ............................................................................................. 41
5.4 Operation procedure ......................................................................................................... 42
5.4.1 Modifying function codes ......................................................................................... 42
5.4.2 Setting a password for the VFD ............................................................................... 42
5.4.3 Viewing VFD status ................................................................................................. 43
5.5 Basic operation description ............................................................................................... 43
5.5.1 What this section describes ..................................................................................... 43
5.5.2 Common commissioning procedure ......................................................................... 43
5.5.3 Vector control .......................................................................................................... 47
5.5.4 Space voltage vector control mode .......................................................................... 53
5.5.5 Torque control ......................................................................................................... 62
5.5.6 Motor parameters .................................................................................................... 66
5.5.7 Start/stop control ..................................................................................................... 72
5.5.8 Frequency setting .................................................................................................... 76
5.5.9 Analog input ............................................................................................................ 80
5.5.10 Analog output ........................................................................................................ 82
5.5.11 Digital input ........................................................................................................... 86
5.5.12 Digital output ......................................................................................................... 95
5.5.13 Simple PLC ........................................................................................................... 99
5.5.14 Multi-step speed running ..................................................................................... 101
5.5.15 PID control .......................................................................................................... 103
5.5.16 Run at wobbling frequency .................................................................................. 109
5.5.17 HVAC function ..................................................................................................... 110
5.5.18 Electric wiring and timing diagram of HVAC function ............................................ 115
5.5.19 Motor reducing .................................................................................................... 119
5.5.20 Fault handling ..................................................................................................... 120

INVT GD270-030-4 Specifications

General

Brand	INVT
Model	GD270-030-4
Category	Water Pump
Language	English