Connection - Siemens SIMATIC ET 200SP Manual

4.7.2

Connection

Pin assignment
Terminal
1 to 16
(AUX)
L+, P1 / M, P2
Block diagram
①
②
③
④
⑤
⑥
Figure 4-12
BaseUnits (6ES7193-6BP.../3RK1908-0AP00...)
Manual, 02/2018, A5E03727049-AJ
4.7 BU type A1, light-colored version, without additional terminals
Pin assignment for BU type A1, light-colored version, without additional terminals
Assignment is determined by the I/O module. You can find additional infor-
mation in the I/O Module
(http://support.automation.siemens.com/WW/view/en/55679691/133300)
manual.
No access to the AUX busbar via terminals
L+: Rated supply voltage 24 V DC with max. 10 A
M: Ground
Backplane bus
I/O module
Internal reference junction for temperature compensation
Terminals with connection to the I/O module
System-integrated, self-assembling voltage buses P1, P2 with connection to the supply termi-
nals, interrupted to the adjacent module on the left (forms a new potential group)
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)
Block diagram of the BU type A1, light-colored version, without additional terminals
BaseUnits for I/O modules
Descriptions
45