Parameter Error V1 - Siemens SIMATIC S7-1200 Function Manual

Pid control
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9.1.5.6

Parameter Error V1

If several errors are pending simultaneously, the values of the error codes are displayed with
binary addition. The display of error code 0003, for example, indicates that the errors 0001
and 0002 are pending simultaneously.
Error
Description

 ( DW#16#...)
0000
There is no error.
0001
The "Input" parameter is outside the process value limits.
Input > sPid_Cmpt.r_Pv_Hlm or
Input < sPid_Cmpt.r_Pv_Llm
You cannot move the actuator again until you eliminate the error.
0002
Invalid value at "Input_PER" parameter. Check whether an error is pending at the analog input.
0004
Error during fine tuning. Oscillation of the process value could not be maintained.
0008
Error at start of pretuning. The process value is too close to the setpoint. Start fine tuning.
0010
The setpoint was changed during tuning.
0020
Pretuning is not permitted in automatic mode or during fine tuning.
0080
Error during pretuning. The output value limits are not configured correctly or the actual value does not
react as expected.
Check whether the limits of the output value are configured correctly and match the control logic.
Also make sure that the actual value does not oscillate strongly before starting pretuning.
0100
Error during tuning resulted in invalid parameters.
0200
Invalid value at "Input" parameter: Value has an invalid number format.
0400
Calculation of output value failed. Check the PID parameters.
0800
Sampling time error: PID_Compact is not called within the sampling time of the cyclic interrupt OB.
If this error occurred during simulation with PLCSIM, see the notes under Simulating PID_Compact V1
with PLCSIM (Page 114).
1000
Invalid value at "Setpoint" parameter: Value has an invalid number format.
See also
Output parameters of PID_Compact V1 (Page 287)
PID control
Function Manual, 03/2017, A5E35300227-AC
Instructions
9.1 PID_Compact
297

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