75Additional information on the control connections ..................................
75Embedded EIA-485 fieldbus connection ..........................................
77PNP configuration for digital inputs .................................................
77NPN configuration for digital inputs ................................................
78Connection examples of two-wire and three-wire sensors .........
78Safe torque off ......................................................................................
78Communication mode jumper J2 ......................................................
79Connecting a PC .......................................................................................................
7 Installation checklist
81Contents of this chapter .........................................................................................
81Checklist .....................................................................................................................
8 Maintenance
85Contents of this chapter .........................................................................................
85Maintenance intervals .............................................................................................
85Description of symbols ....................................................................................
86Recommended maintenance intervals after start-up ...............................
87Functional safety components ..............................................................................
87Cleaning the heatsink ..............................................................................................
88Replacing the cooling fans .....................................................................................
88To replace the cooling fan for frame size R1 ...............................................
89To replace the cooling fan for frame size R2 ...............................................
91To replace the cooling fan for frame size R3 ...............................................
94To replace the cooling fan for frame size R4 ...............................................
95Capacitors ..................................................................................................................
95Reforming the capacitors ................................................................................
9 Technical data
97Contents of this chapter .........................................................................................
97Electrical ratings .......................................................................................................
97IEC ratings ..........................................................................................................
99UL (NEC) ratings ................................................................................................
100Definitions ..........................................................................................................
101Sizing ...................................................................................................................
101Output derating ........................................................................................................
104Surrounding air temperature derating .........................................................
107Altitude derating ...............................................................................................
107Switching frequency derating ........................................................................
109Fuses ...........................................................................................................................
109IEC fuses .............................................................................................................
109gG fuses ..................................................................................................
111gR or aR -type fuses .............................................................................
8 Table of contents
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