Siemens SIMATIC ET 200eco PN - Page 206

I/O device analog input/analog output
10.3 Influence of the range of values
ET 200eco PN
206 Operating Instructions, 08/2016, A5E01250250-AJ
Influence of output value on analog output
The response of I/O devices with analog outputs depends on the position of the input values
within the range of values. The table below shows this dependency.
The output value lies
Result
SF LED
Diagnostics data range
of device
Interrupt
Within the nominal range Value from the IO
Controller
- - -
Within the overrange/underrange Value from the IO
Controller
- - -
Within the overflow
0 signal
-
-
-
Within the underflow
0 signal
-
-
-
Before parameter assignment
0 signal
-
-
-
Within an incorrect parameter as-
signment
1
Value from the IO
Controller
On Entry Diagnostic interrupt
Within an incorrect initial parameter
assignment
0 signal On Entry Diagnostic interrupt
1
If a channel was previously parameterized correctly, it continues running with the last parameters.