The Logic Circuit: U; The Analog Circuit: U - GE VersaPoint IC220PBI002 User Manual

The Logic Circuit: U

The logic circuit with communications power U
is fed through all modules of a station. The logic circuit cannot be supplied via
another supply terminal.
Function: Logic Circuit U
Voltage of U
Generation of U
Current carrying capacity of U

The Analog Circuit: U

Power for the analog modules (here also called analog voltage) U
the NIU. It is fed through all the modules in a VersaPoint station.
Function: Analog Circuit U
Voltage of U
Generation of U
Current carrying capacity of
U
ANA
GFK-1911B Chapter 5 Power for the Station
L
Provides the communications power for all modules in
L
the station.
7.5V
L
U
L L
2A, maximum. (See Summary of I/O Module Current
L
Consumptions at the end of this chapter).
The communications power is not electrically isolated
from the 24V input voltage for the NIU.
ANA
Provide power for analog modules
ANA
24V.
ANA
U
ANA ANA
0.5A, maximum. (See Summary of I/O Module Current
Consumptions at the end of this chapter).
starts at the NIU. The logic circuit
L
is generated from the main power U
is generated from the main power U
5
of the NIU.
M
is supplied at
ANA
of the NIU.
M
5-3