Table Of Contents - YASKAWA E7U Programming Manual

This Manual contains descriptions of all user accessible parameters contained in the Drive.
Parameters are listed in alpha-numerical order. Parameter number and name, along with a
detailed description and its settings are described on the following pages.
A1 Initialization......................................................................................2
A2 User Parameters .............................................................................4
b1 Sequence.........................................................................................4
b2 DC Braking ....................................................................................10
b3 Speed Search ................................................................................12
b4 Delay Timers..................................................................................15
b5 PI Function.....................................................................................16
b8 Energy Savings Selection..............................................................25
C1 Accel/Decel ...................................................................................26
C2 S-Curve Acc/Dec...........................................................................28
C4 Torque Comp.................................................................................29
d1 Preset References .........................................................................32
d2 Reference Limits ............................................................................34
d3 Jump Frequencies .........................................................................35
d4 Sequence.......................................................................................36
E1 V/f Pattern .....................................................................................37
E2 Motor Setup...................................................................................43
F6 Com OPT Selection .......................................................................44
H1 Digital Inputs..................................................................................45
H2 Digital Outputs...............................................................................63
H3 Analog Inputs ................................................................................70
H4 Analog Outputs .............................................................................78
H5 Serial Communications Setup.......................................................83
Modbus Function Code Details...........................................................88
L1 Motor Overload ..............................................................................99
L2 Momentary Power Loss Function ................................................103
L3 Stall Prevention............................................................................104
L4 Speed Command Loss Detection ................................................108
L5 Fault Restart ................................................................................109
L6 Torque Detection.......................................................................... 111
L8 Hardware Protection .................................................................... 113
N1 Hunting Prevention...................................................................... 117
N3 High Slip Braking......................................................................... 118
O1 Monitor Configuration..................................................................120
O2 Key Selections ............................................................................124
O3 Digital Operator Copy Function...................................................130
T1 Auto-Tuning .................................................................................133
Appendix A - Parameter List ............................................................. A-1
Appendix B - Factory Default Settings .............................................. B-1
Programming 1
Programming