Klixon Action....................................................................................................................................... 68

5.2.7

Load Check II™.................................................................................................................................. 69

5.2.8

Swift-Lift™ .......................................................................................................................................... 72

5.2.9

Torque Limit (Open Loop Vector Only) .............................................................................................. 75

5.2.10 Serial Communication Digital Inputs .................................................................................................. 76

5.2.11 Brake Delay Timers............................................................................................................................ 76

5.2.12 ON/OFF Delay Timer Function........................................................................................................... 77

5.2.13 Maintenance Timer............................................................................................................................. 77

5.2.14 Inching Control ................................................................................................................................... 78

5.3

Tuning ..................................................................................................................................................... 79

5.3.1

DC Injection........................................................................................................................................ 79

5.3.2

Automatic Slip Compensation ............................................................................................................ 80

5.3.3

Torque Compensation........................................................................................................................ 81

5.3.4

Dwell................................................................................................................................................... 82

5.3.5

S-Curve Acceleration/Deceleration .................................................................................................... 83

5.3.6

Carrier Frequency .............................................................................................................................. 84

5.3.7

Hunting Prevention............................................................................................................................. 84

5.4

Motor Parameters ................................................................................................................................... 85

5.4.1

Voltage/Frequency Pattern................................................................................................................. 85

5.4.2

Motor Set-up....................................................................................................................................... 88

5.5

Option Parameters.................................................................................................................................. 90

5.5.1

Pulse Generated (PG) Control ........................................................................................................... 90

5.5.2

Profibus-DP Communication Option Card Setup ............................................................................... 91

5.5.3

Ethernet Option Card Setup (Ethernet IP & Modbus TCP/IP)............................................................ 92

5.6

Terminal Parameters .............................................................................................................................. 94

5.6.1

Digital Inputs....................................................................................................................................... 94

5.6.2

External Fault Response Selection .................................................................................................... 97

5.6.3

Digital Outputs.................................................................................................................................... 98

5.6.4

Analog Inputs ................................................................................................................................... 102

5.6.5

Analog Output .................................................................................................................................. 103

5.6.6

Serial Communication ...................................................................................................................... 104

5.6.7

Pulse Inputs...................................................................................................................................... 105

5.7

Protection Parameters .......................................................................................................................... 106

5.7.1

Motor Overload................................................................................................................................. 106

5.7.2

Power Loss Ride Thru...................................................................................................................... 108

5.7.3

Stall Prevention ................................................................................................................................ 108

5.7.4

Reference Detection......................................................................................................................... 112

5.7.5

Torque Detection.............................................................................................................................. 114

5.7.6

Hardware Protection......................................................................................................................... 117

5.7.7

Automatic Fault Reset ...................................................................................................................... 119

5.8

Motor Tuning......................................................................................................................................... 121

5.8.1

Automatic Frequency Regulator Tuning (OLV Only)........................................................................ 121

5.8.2

Online Tuning ................................................................................................................................... 122

5.9

Keypad Parameters and Monitors ........................................................................................................ 123

5.9.1

Monitor Selection.............................................................................................................................. 123

5.9.2

Keypad Key Selection ...................................................................................................................... 125

5.9.3

Clear History..................................................................................................................................... 127

5.9.4

Monitors............................................................................................................................................ 128

Troubleshooting ............................................................................................................................................ 134

6.1

Maintenance, Faults, and Alarms ......................................................................................................... 134

6.1.1

Maintenance and Inspection ............................................................................................................ 134

6.1.2

Motor Faults and Corrective Actions ................................................................................................ 134

6.1.3

VFD Faults, Alarms and Indicators................................................................................................... 135

6.1.4

Fault Display and Corrective Actions at Auto-Tuning....................................................................... 141

6.2

Power Section Check ........................................................................................................................... 142