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When your Digital input has an OK state and Alarm state, you need to process it before you shall use it. For example, Safety System, Lift Door, Emergency Switch, an application where input states false or low shall give an alarm.
5.00 (CAD)
High Level Alarm
This module sets an alarm when the measured value exceeds the High Level setpoint for longer than the Time value.
10.00 (CAD)
Low Level Alarm
This module sets an alarm when the measured value falls below the Low Level setpoint for longer than the Time value.