PI Setpoint Source
Settings
Parameter b5-19
Set parameter b5-18 = 1 and input the PI setpoint to b5-19
Note:
A duplicate allocation of the PI setpoint input will cause an oPE alarm.
n
PI Feedback Input Methods
Input one feedback signal for normal PI control or input two feedback signals for controlling a differential process value.
Normal PI Feedback
Input the PI feedback signal from one of the sources listed below:
Table 5.3 PI Feedback Sources
PI Feedback Source
Settings
Analog Input A1
Set H3-02 = B
Analog Input A2
Set H3-10 = B
Note:
A duplicate allocation of the PI feedback input will cause an oPE alarm.
Differential Feedback
The second PI feedback signal for differential feedback can come from the sources listed below. The differential feedback
function is automatically enabled when a differential feedback input is assigned.
Table 5.4 PI Differential Feedback Sources
PI Differential Feedback Source
Settings
Analog Input A1
Set H3-02 = 16
Analog Input A2
Set H3-10 = 16
Note:
A duplicate allocation of the PI differential feedback input will cause an oPE alarm.
5.2 b: Application
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5
Programming
