Bosch Rexroth IndraDrive Mi Project Planning Manual page 5

Project Planning Manual | Rexroth IndraDrive Mi
6.2 Connection Points of KCU.................................................................................................................... 72
6.2.1 Positions of the Connection Points.................................................................................................... 72
6.2.2 X1, Module Bus................................................................................................................................. 73
6.2.3 X20 TX, X21 RX (SERCOS interface)............................................................................................... 74
General Information........................................................................................................................ 74
S6, SERCOS Transmission Power................................................................................................ 75
6.2.4 X50, E-Stop Input.............................................................................................................................. 75
6.2.5 X51, Master Communication SERCOS............................................................................................. 76
6.2.6 X52, Status Messages....................................................................................................................... 76
6.2.7 X53, Control Voltage Output.............................................................................................................. 77
6.2.8 X54, DC Bus, Equipment Grounding Conductor Output KSM........................................................... 77
6.2.9 DC Bus Connection L+, L-................................................................................................................. 78
6.2.10 Control Voltage Supply +24V, 0V...................................................................................................... 80
6.3 Connection Points of KSM.................................................................................................................... 81
6.3.1 Positions of the Connection Points.................................................................................................... 81
6.3.2 X2 Serial Interface, Service Input "Release Brake"........................................................................... 82
6.3.3 X3.1, X3.2 Connection Point Hybrid Cable........................................................................................ 84
6.3.4 X7 Connection Point MultiMediaCard ............................................................................................... 85
6.3.5 X37, X38 Digital Inputs/Output.......................................................................................................... 86
6.3.6 Second Connection Point of Equipment Grounding Conductor........................................................ 89
7 Notes on Project Planning........................................................................................... 91
7.1 Notes on Mechanical Project Planning................................................................................................. 91
7.1.1 Mounting Clearance.......................................................................................................................... 91
7.1.2 Output Shaft...................................................................................................................................... 91
Plain Shaft...................................................................................................................................... 91
Output Shaft With Key.................................................................................................................... 91
Output Shaft With Shaft Sealing Ring............................................................................................ 92
7.1.3 Bearings and Shaft Load................................................................................................................... 92
General Information........................................................................................................................ 92
Radial Load, Axial Load.................................................................................................................. 93
Bearing Service Life....................................................................................................................... 94
7.1.4 Holding Brakes.................................................................................................................................. 95
Brake Control and Supply............................................................................................................... 95
Safety Requirements...................................................................................................................... 95
Dimensioning Holding Brakes........................................................................................................ 97
7.1.5 Mechanical Attachment of Driving Elements..................................................................................... 97
General Information........................................................................................................................ 97
Redundant Bearings....................................................................................................................... 97
Gear Attachment............................................................................................................................ 98
Coupling Attachment...................................................................................................................... 98
Bevel Gear Pinions or Skew Bevel Driving Pinions........................................................................ 99
7.2 Notes on Electrical Project Planning..................................................................................................... 99
7.2.1 Power Supply.................................................................................................................................... 99
Supply Units................................................................................................................................... 99
7.2.2 Electronic Control System KCU....................................................................................................... 100
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