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The third parameter for each relay determines the alarm ID for the relay
you wish to set.
P212, P222, 232 - Relay Alarm ID
When P211, 221, 231 = 4 (Loss of Echo) or 5 (Loss of Clock)
This parameter has no function and will not be displayed
When P211, 221, 231, = 1 (Level), 2 (Rate of Change) or 3
(Temperature)
This parameter defines which alarm type, or identification, the relay
should respond to, as follows.