Wiring
4-6
DP/PA Link and Y Link Bus Couplings
A5E00193841-011
Diverting interference current
When modules are operated with ungrounded reference potential, any interference
current is discharged to the protective conductor via RC networks that are
integrated in the IM 157 and the DP/PA coupler (see Figure 4-3).
M
L
+
M
Ground bus
M
22 nF
10 M
Ω
Integrated RC network
Figure 4-3
Configuration with ungrounded reference potential
Содержание Simatic 6ES7 157-0AC80-0 A0 Series
Страница 14: ...Contents xiv DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 42: ...Installation 3 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 70: ...Commissioning the DP PA Link 6 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 162: ...Technical Specifications B 40 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 170: ...Order Numbers and Accessories D 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 178: ...Glossary Glossary 8 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Страница 182: ...Index Index 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...