Connection - Siemens SIMATIC ET 200SP Manual

BaseUnits for I/O modules
3.4 BU15-P16+A0+2B (BU type A0)
3.4.2

Connection

Pin assignment
Table 3- 4 Pin assignment for BaseUnit BU15-P16+A0+2B
Terminal
1 to 16
(AUX)
L+, P1 / M, P2
Block diagram
①
②
③
④
⑤
Figure 3-8
28
Pin assignment for BaseUnit BU15-P16+A0+2B
Assignment is determined by the I/O module. See manual I/O Module
(http://support.automation.siemens.com/WW/view/en/55679691/133300).
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
Terminals with connection to the I/O module
Connected voltage buses with connection to the terminals
Connected AUX busbar not connected to the terminals
Block diagram BU15-P16+A0+2B
Descriptions
BaseUnits (6ES7193-6BP.../3RK1908-0AP00...)
Manual, 12/2016, A5E03727049-AG