Recipients - semaphore TBOX LT2-530 Series User Manual

12.4. Recipients

To access the definition of Recipients, click the folder 'Alarms' in the Project workspace and select
'Recipients'.
The types of recipients supported are:
Internal: the alarm is saved in the stack of events and no call is generated.
It can be used to memorize a particular event without generating an alarm or to test
an alarm condition.
ModBus: it can be Master or Slave.
It is used to establish a dial-up ModBus connection to another ModBus device or a
SCADA accepting unsolicited ModBus communication (for instance TView).
The difference between Master and Slave concerns the handling of the modem
connection and acknowledgement.
A 'Slave' connection means that
else. The dialed equipment will sample, acknowledge and hang-up. Typically used for
instance when dialing TView.
A 'Master' connection means that
sample this equipment (with Modbus Transactions).
TB
OX
Variables [8] AlaID or [10] AlaRec) and hanging-up (see 'Advanced' properties of the
communication port used to send the alarm).
A modem parameter: "Hang up
timeout" is used by 'ModBus-Master'
alarm to define the maximum
connection time. The maximum value
is 600 seconds.
Value=0 means it will
never hang up!
Version : 1.09
LT2
will then be also responsible for acknowledgment (see chapter 8.5.2 System
TB LT2
dials equipment and doesn't do anything
OX
TB LT2
dials ModBus equipment and will also
OX
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