Design and Implementation of HC900 Control System - Allowable Function Blocks for Process and Safety Functions
44 HC900 Process & Safety Controller Safety Manual Revision 1.9
01/14
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Fault monitor function block
Figure 11 – Fault Monitor Block
In this function block, the type of diagnostic for monitoring is user configurable providing an output fault
pin for logical action of the fault. The fault pin is set to indicate the selected fault type detected by
controller
. The CLRFLT input pin allows the user to clear out any faults.
For more details on these function blocks, refer to sections for these respective blocks in the Function
Blocks manual.
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