EM630/TC6A Closed-Loop Vector Hoist Inverter User Manual 10 MAINTENANCE AND INSPECTION ................................................... 218 10.1 R OUTINE M AINTENANCE AND I NSPECTION OF THE I NVERTER ............. 218 10.2 W ARRANTY I NSTRUCTION FOR I NVERTER ........................................... 220 11 OPTIONS ................................................................................................... 221 11.1 B RAKING R ESISTOR ............................................................................. 221 11.2 B RAKING U NIT ....................................................................................
222 11.3 O PTIONS OF C ABLE .............................................................................. 222 11.4 O PTION C ARD ...................................................................................... 223 11.5 C OPPER R OW FOR I NCOMING AND O UTGOING C ABLE ......................... 223 12 MODBUS COMMUNICATION PROTOCOL ...................................... 225 12.1 A PPLICATION S COPE ............................................................................ 225 12.2 P HYSICAL I NTERFACE .......................................................................... 225 12.3 P ROTOCOL F ORMAT .............................................................................
225 12.4 P ROTOCOL D ESCRIPTION ..................................................................... 242 12.5 E XAMPLE ............................................................................................. 245 13 ELECTRICAL WIRING DIAGRAM OF TYPICAL APPLICATION ......................................................................................... 249 13.1 W IRING D IAGRAM OF EM630 I NVERTERS FOR H OISTING A PPLICATION OF T OWER C RANE ..................................................... 249 13.2 W IRING OF EM630 I NVERTERS FOR E LEVATOR A PPLICATION .......
250 13.3 W IRING D IAGRAM OF EM630 I NVERTERS FOR S LEWING A PPLICATION OF T OWER C RANE ..................................................... 251 13.4 Wiring D IAGRAM OF EM630 I NVERTERS FOR T RAVEL A PPLICATION OF T OWER C RANE ..................................................... 252 APPENDIX I GENERAL ENCODER EXPANSION CARD (PG CARD) ........................................................................................................ 253 I.1 G ENERAL ............................................................................................ 253 I.2 I NSTALLATION I NSTRUCTIONS ..........................................................
253 I.3 D EFINITION AND I NSTRUCTION OF S PECIFICATION AND W IRING T ERMINAL S IGNAL ............................................................................. 254 9