
Control Block Description
ADDvantage-32 PLUS
4-30
4.21 COMPARATOR
Use this block to set an output bit when the input is greater than a setpoint. The HYS
input sets up hysteresis to debounce the output bit.
OUT
HYS
HYS
COMPARTRLAN
FIGURE 4-21. COMPARATOR BLOCK
1. Inputs
INP+: Analog
INP-: Analog
HYS : Analog
2. Outputs
OUT: Bit
3. Implementation
If INP+ increases so: INP+ - HYS > INP- then the OUT bit will go high.
If INP+ decreases so: INP+ + HYS <_ INP- then the OUT bit will go low.
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