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H5: MEMOBUS/Modbus Serial Communication ........................................................................183
H6: Pulse Train Input/Output......................................................................................................183
5.8 L: Protection Functions .............................................................................................. 185
L1: Motor Protection Functions ..................................................................................................185
L2: Momentary Power Loss Ride-Thru.......................................................................................188
L3: Stall Prevention ....................................................................................................................191
L4: Speed Agree/Frequency Reference Loss Detection ............................................................ 197
L5: Fault Restart.........................................................................................................................199
L6: Torque Detection..................................................................................................................200
L7: Torque Limit .........................................................................................................................202
L8: Hardware Protection.............................................................................................................203
5.9 n: Special Adjustments............................................................................................... 208
n1: Hunting Prevention...............................................................................................................208
n2: Automatic Frequency Regulator (AFR) Tuning ....................................................................208
n3: High Slip Braking (HSB)/Overexcitation Deceleration.......................................................... 209
n6: Motor Line-to-Line Resistance Online Tuning ......................................................................210
n8: PM Motor Control .................................................................................................................210
5.10 o: Operator Related Settings...................................................................................... 213
o1: Display Settings and Selections ...........................................................................................213
o2: Operator Key Selections ......................................................................................................214
o3: Copy Function ......................................................................................................................215
o4: Maintenance Monitor Settings..............................................................................................216
q: FBDs Parameters...................................................................................................................218
r: FBDs Connection Parameters ................................................................................................218
T: Motor Tuning ..........................................................................................................................218
5.11 U: Monitor Parameters................................................................................................ 219
U1: Operation Status Monitors ...................................................................................................219
U2: Fault Trace...........................................................................................................................219
U3: Fault History.........................................................................................................................219
U4: Maintenance Monitors .........................................................................................................219
U5: PID Monitors ........................................................................................................................219
U6: Control Monitors ..................................................................................................................219
U8: FBDs Monitors .....................................................................................................................219
6. TROUBLESHOOTING......................................................................................221
6.1 Section Safety.............................................................................................................. 222
6.2 Motor Performance Fine Tuning ................................................................................ 224
V/f Motor Control Method Tuning ...............................................................................................224
Open Loop Vector (OLV) Motor Control Method Tuning............................................................ 224
Motor Hunting and Oscillation Control Parameters ....................................................................225
6.3 Drive Alarms, Faults, and Errors ............................................................................... 227
Types of Alarms, Faults, and Errors...........................................................................................227
Alarm and Error Displays ...........................................................................................................227
6.4 Fault Detection ............................................................................................................ 230
Fault Displays, Causes, and Possible Solutions ........................................................................230
6.5 Alarm Detection........................................................................................................... 241
Alarm Codes, Causes, and Possible Solutions ..........................................................................241
6.6 Operator Programming Errors ................................................................................... 247
oPE Codes, Causes, and Possible Solutions.............................................................................247
6.7 Auto-Tuning Fault Detection ...................................................................................... 250
Auto-Tuning Codes, Causes, and Possible Solutions................................................................250
6.8 Diagnosing and Resetting Faults............................................................................... 252
Fault Occurs Simultaneously with Power Loss ..........................................................................252
Table of Contents
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SIEP C710606 20 OYMC AC Drive - V1000 User Manual
7/16/2008-13:22