Figure 2-8 Simplified representation for the configuration with isolated modules
2.3.5 Configuration of the ET 200PA SMART with non-isolated modules
Potential relations in the configuration with non-isolated modules
The following figure shows the potential relations of an ET 200PA SMART configuration with
grounded reference potential using the example of the non-isolated analog input/output
module SM 334; AI 4/AO 2 x 8/8Bit from the S7-300 series of modules.
/
1
0
/
/
0
36,0
w3
/
1
$,$2
3(
PP
0
$1$
9
$
'
$$
'
8
LQWHUQDO
'DWD
0
LQWHUQDO
9'&ORDGSRZHUVXSSO\
0
H[WHUQDO
*URXQGEXVLQFDELQHW
Figure 2-9 Potential relations in the configuration with the non-isolated analog input/output module
SM 334; AI 4/AO 2 x 8/8Bit
Assignment planning
2.3 Configuring the electrical structure
ET 200PA SMART
30 Operating Instructions, 06/2019, A5E34192013-AB
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