Introduction to the comparison function
(Original Document)
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General
Modules TSX CTY 2A, 4A and 2C have a comparison function which compares the current value and the captured value with:
The table below summarizes the various possibilities:
Element for comparison
The comparison in relation to the current value is possible for:
The comparison in relation to the captured value is possible for:
Zero value
CTY 2A/4A (down counting only)
No module
Threshold 0
CTY 2A/4A (up counting only)
CTY 2A/4A (up/down counting)
CTY 2C (up/down counting)
CTY 2A/4A (up/down counting)
CTY 2C (up/down counting)
Threshold 1
CTY 2A/4A (up counting only)
CTY 2A/4A (up/down counting)
CTY 2C (up/down counting)
CTY 2A/4A (up/down counting)
CTY 2C (up/down counting)
High setpoint
CTY 2A/4A (up counting only)
CTY 2A/4A (up/down counting)
CTY 2A/4A (up/down counting)
Low setpoint
CTY 2A/4A (up/down counting)
CTY 2A/4A (up/down counting)
Rollover crossing
CTY 2C (up/down counting)
CTY 2C (up/down counting)
Note
Crossing thresholds, setpoints and rollover can be subjects of an event process operation.