Lenze MCH Series - Manual (Page 4)

14 CONTROL WIRING .........................................................................................................................................32
14.1 GENERAL .......................................................................................................................................32
14.1.1 KEYPAD CONTROL ...................................................................................................32
14.1.2
CONTROL WIRING VS. POWER WIRING .............................................................32
14.1.3 TB-2: CIRCUIT COMMON .......................................................................................32
14.1.4 SURGE SUPPRESSION ON RELAYS ......................................................................32
14.2 START/STOP AND SPEED CONTROL ....................................................................................33
14.2.1 START/STOP CONTROL IN KEYPAD H/O/A MODE ........................................33
14.2.2 START/STOP CONTROL IN REMOTE H/O/A MODE .......................................33
14.2.3 SPEED REFERENCE SIGNALS ................................................................................34
14.2.4 SPEED REFERENCE SELECTION ...........................................................................34
14.2.5 ANALOG OUTPUT SIGNALS ..................................................................................35
14.2.6 DRIVE STATUS OUTPUTS .......................................................................................35
15 MCH CONTROL WIRING DIAGRAMS .......................................................................................................36
15.1
MCH TERMINAL STRIP ...............................................................................................................36
15.2 KEYPAD H/O/A .............................................................................................................................37
15.3 REMOTE H/O/A ............................................................................................................................38
15.4 SPEED POT AND PRESET SPEED CONTROL .......................................................................39
16 PROGRAMMING THE MCH DRIVE ............................................................................................................40
17 PARAMETER MENU .......................................................................................................................................42
18 DESCRIPTION OF PARAMETERS ...............................................................................................................47
19 MCH PID SETPOINT CONTROL .................................................................................................................71
19.1
FEEDBACK DEVICES ...................................................................................................................71
19.2 THE SYSTEM - DIRECT AND REVERSE ACTING ..................................................................72
19.3 PID CONTROL - DIRECT AND REVERSE ACTING ...............................................................72
19.4 SETPOINT REFERENCE SOURCES ..........................................................................................73
19.5 TUNING THE PID CONTROL.....................................................................................................74
19.6 MCH DISPLAY IN PID MODE ...................................................................................................75
20 TROUBLESHOOTING ....................................................................................................................................76
APPENDIX A - MCH WITH BYPASS OPTION ...........................................................................................................78
A.1 MCH OPERATION WITH BYPASS ............................................................................................78
A.2 BYPASS WIRING ...........................................................................................................................79
A.3 BYPASS SCHEMATIC ...................................................................................................................80
APPENDIX B - MCH WITH OPTION BOX .................................................................................................................81
B.1 CUSTOMER TERMINAL STRIP ..................................................................................................81
B.2 OPTION BOX SCHEMATIC ........................................................................................................82
APPENDIX C - USER SETTING RECORD ...................................................................................................................83