Siemens SIMATIC ET 200AL - Page 1427

Connecting transducers
4.3 Wiring analog inputs without MANA connection
Analog value processing
70 Function Manual, 06/2014, A5E03461439-AC
①
Equipotential bonding cable (not for 2-wire and resistance transducers)
②
Grounding bus cable
③
Central ground
Figure 4-2 Example: Reference potential for analog input modules without M
ANA
connection