EL9540, EL9540-0010, EL9550 - Application example
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Risk of injury through electric shock and damage to the device! Bring the bus terminal system into a safe, de-energized state before starting mounting, disassembly or wiring of the bus terminals!  | 
The example shows
- an EL9550 surge filter terminal for supplying
 - the bus coupler (US: E-bus supply)
 - the field voltage for the digital terminals (UP1: power contacts, potential group 1)
 - an EL9540-0010 surge filter terminal for supplying
 - the field voltage for the analog terminal (UP2: power contacts, potential group 2)
 - an EL9540 surge filter terminal in conjunction with the EL9190 power supply terminal for supplying
 - the field voltage for the digital terminal (UP3: power contacts, potential group 3)
 
