
Output Holder Instructions
CONFIGURATION
Figure 4 .4. PID_OH Compound
The compound has the following function blocks:
Block Name Type Description
pid PID The PID control block
disp DISP Display for the PID
TuningList TL Tuning list for the PID
PV AIN Built-in input used for PV
Pv_i VCI Signal conditioning for the AIN
op_ao AOUT Built-in analog output block
RETURN AIN Built-in input used to get the feedback from the output
holder. Configured as 1-5 mA
RETURNF1 VCI Signal conditioning for the AIN. Configured as 0 – 100
%
SENSE DIM Digital input to sense the presence of the output holder
SENSEF DI Signal Conditioning for the DIM block
OP_T_LGC EX Logic for bumpless transfer
Table 4-1. PID_OH Compound
There is also a Notes block that has text that explains how to use this compound as
shown in the Figure 4-4. This compound can be used as it is.
You may need to make the following changes depending on your process
application:
4 -4
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