Event Input - Brainchild PR10 User Manual

5.2.4.13 Event Input

The Event input accepts a digital type signal. Three types of signals can be connected to event
input. These are Relay or switch contacts Open collector pull low TTL logic level. One of ten available
functions can be chosen by using (EIFN) contained in setup menu.
1 NONE: Event input No function. If chosen, the event input function is disabled. The
controller will use PB1, TI1 and TD1 for PID control and SP1 (or other values
determined by SPMD) for the set point.
2 SP2: If chosen, the SP2 will replace the role of SP1 for control. SP2: If chosen, the SP2
will replace the role of SP1 for control.
3 PID2: If chosen, the second PID set PB2, TI2 and TD2 will be used to replace PB1, TI1
and TD1 for control.
4 SP.P2: If chosen, the SP2, PB2, TI2 and TD2 will replace SP1, PB1, TI1 and TD1 for
control
Note: If the second PID set is chosen during Auto-tuning and/or Self-tuning procedures,
the new PID values will be stored in PB2, TI2 and TD2.
5 RS.A1: Reset Alarm 1 as the event input is activated. However, if alarm 1 condition is
still existent, the alarm 1 will be retriggered again while the event input is released.
6 RS.A2: Reset Alarm 2 as the event input is activated. However, if alarm 2 conditions are
still existent, the alarm 2 will be retriggered again while the event input is released.
7 R.A1.2: Reset both Alarm 1 and Alarm 2 as the event input is activated. However, if the
alarm 1 and/or alarm 2 are still existent, the alarm 1 and/or alarm 2 will be triggered
again while the event input is released.
Note: The RS.A1, RS.A2 and R.A1.2 are particularly suitable to be used for a Latching
and/or Latching/Holding alarms.
8 D.O1: Disable Output 1 as the event input is activated. The output 1 control variable
MV1 is cleared to zero.
9 D.O2: Disable Output 2 as the event input is activated. The output 2 control variables
MV2 is cleared to zero.
5-11 Holding Deviation Band Alarm
5-12 .Latching/Holding Deviation Band Alarm
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