Siemens SIMATIC ET 200SP Manual page 20

Block diagram
①
Backplane bus
②
I/O module
③
Terminals with connection to the I/O module
④
System-integrated, self-assembling voltage buses P1, P2 with connection to the supply terminals, interrupted to
the adjacent module on the left, forms a new potential group
⑤
System-integrated, self-assembling AUX voltage bus without connection to the AUX terminals, interrupted to the
adjacent module on the left, forms a new potential group
Figure 4 Block diagram for 2x BU type A0, light-dark version, without AUX terminals
Technical specifications
Technical specifications of the 2x BaseUnit BU type A0, light-dark version, without AUX terminals
Article number
General information
Product type designation
Supply voltage
Rated value (DC)
external protection for power supply lines
Mains filter
integrated
•
Current carrying capacity
For P1 and P2 bus, max.
For process terminals, max.
Hardware configuration
Formation of potential groups
New potential group
•
Potential group continued from the left
•
Isolation
Isolation tested with
Ambient conditions
Product Information on 2x BaseUnit
A5E45575771-AA, 08/2018
6ES7193-6BP60-0DA0
2x BU type A0, light-dark version, without AUX terminals
24 V
Yes; 24 V DC/10 A miniature circuit breaker with type B or C
tripping characteristic
Yes
10 A
2 A
Yes
No
707 V DC (type test)
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