Siemens 7KM1020-0BA01-1DA0, Manual, Page: 5 / 94

PAC1020
Equipment Manual, 05/2020, L1V30610008B-01
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Table of contents
1 Introduction ........................................................................................................................................... 7
1.1 Components of the product ................................................................................................. 7
1.2 Latest information ............................................................................................................... 7
1.3 General safety notes ............................................................................................................ 8
1.4 Security information ............................................................................................................ 9
1.5 Open Source Software ......................................................................................................... 9
1.6 Protective mechanisms against manipulation ..................................................................... 10
1.7 Technical Support .............................................................................................................. 10
2 Description ........................................................................................................................................... 11
2.1 Features ............................................................................................................................ 11
2.2 Measuring inputs ............................................................................................................... 13
2.3 Energy counters ................................................................................................................. 15
2.4 Digital inputs and outputs .................................................................................................. 16
2.4.1 Digital input ....................................................................................................................... 16
2.4.2 Digital output .................................................................................................................... 17
2.5 RS485 interface ................................................................................................................. 18
3 Installation ........................................................................................................................................... 21
3.1 Panel mounting ................................................................................................................. 23
3.1.1 Mounting dimensions ........................................................................................................ 23
3.1.2 Installation steps ................................................................................................................ 23
3.2 Deinstallation .................................................................................................................... 24
4 Connection .......................................................................................................................................... 25
4.1 Safety instructions ............................................................................................................. 25
4.2 Connections ...................................................................................................................... 29
4.3 Connection examples ........................................................................................................ 30
4.4 Connecting to the RS485 bus ............................................................................................. 35
5 Commissioning .................................................................................................................................... 37
5.1 Overview ........................................................................................................................... 37
5.2 Applying supply voltage ..................................................................................................... 38
5.3 Parameterizing the device .................................................................................................. 38
5.3.1 Basic parameters ................................................................................................................ 39
5.3.2 Additional settings ............................................................................................................. 40
5.4 Applying the measuring voltage ......................................................................................... 40