Download Control for Festooning Systems

Operating Instructions
Control for festoon systems
GE PLC RX3i and Vacon NXP converter
6
BAL0500-0010-E
5.2.3
Memory variables...........................................................................................15
5.3
PROFIBUS communication ............................................................................ 15
5.3.1
General...........................................................................................................15
5.3.2
Configuring the PROFIBUS Master Module ..................................................15
5.3.3
Adding Slave Devices to the PROFIBUS Master ...........................................16
5.3.4
Configuring Module Data Areas.....................................................................16
5.4
Description of WMF_GLW_BLOCK inputs ..................................................... 16
5.5
Description of WMF_GLW_BLOCK outputs ................................................... 17
5.6
Program chart and implementation into PLC-Program .................................. 18
Flow charts and descriptions........................................................................................ 20
6.1
Overview and definitions................................................................................. 20
6.2
Procedure in case of alarms and faults .......................................................... 21
6.3
Main contactor ON / Anti condensation heater ON ........................................ 22
6.4
Analysis of crane signals................................................................................. 22
6.5
Scaling of speed setpoint value of motorized cable trolley ............................ 22
6.6
Monitoring overspeed ..................................................................................... 23
6.7
Switching off by limit switches........................................................................ 23
6.8
Monitoring limit switch function ...................................................................... 23
6.9
Monitoring tooth belts..................................................................................... 24
6.10
Frequency converter ....................................................................................... 25
6.11
Enabling operation .......................................................................................... 25
7
Maintenance ................................................................................................................. 27
8
Appendix.......................................................................................................................28
8.1
Schematic sketch of festoon system.............................................................. 28
8.2
Schematic sketch of MCT control .................................................................. 29
MCT = motorized heavy duty cable trolleys
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