Counting Time Alarm Frame - ADEUNIS DRY CONTACTS IP68 Guide Utilisateur

DRY CONTACTS IP68 LoRaWAN 863-870 - Guide utilisateur / User guide version V1.0.0

2.4.5 Counting time alarm frame

The device enables the transmission of an alarm frame (0x41) if it detects an event duration higher than the threshold defined by the user.
Product in standby
FR
Change of
state on the
input ?
EN
YES
Count the time spent
in this state
Duration
overpassed
?
YES
Send frame 0x41
Associated parameters for this alarm mode are:
• Thresholds for alarm detection on each channel (registers 340 to 343)
• Configurations of the inputs (registers 320 to 323)
Example:
Register Encoding
NO
S340 Decimal
S341 Decimal
S342 Decimal
S343 Decimal
In this example the frame 0x41 is sent if an event is longer than 3 minutes on Channel 1 or longer
than 15 minutes on Channel 2 or longer than 30 minutes on Channel 3.
IMPORTANT NOTE: Alarm is sent only one time after event overpass the threshold. If the event
persists the alarm is not repeated. However, if a new event is detected then the threshold is triggered
again.
NO
Value Result
0x03 Event on Channel 1 longer than 3 minutes
0x0f Event on Channel 2 longer than 15 minutes
0x1e Event on Channel 3 longer than 30 minutes
0x00 No alarm
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