4. Setting up the device
23
Menu group level
4.3.7. Relay functions
Menu level
Alarm relay 1,
rEL-1:
The same applies for relays 2-4
Each setpoint (optional) can be linked up via 4 alarms (by default). This can either be
inserted at activated alarms
Al-1/4
or de-activated alarms
Aln1/4.
If
LOGIC
is selected,
logical links are available in the menu level
Log-1
and
Com-1
. One can only get to these
two menu levels via
LOGic
, at all other selected functions, these two parameters are
overleaped. Via
On/OFF
the setpoints can be activated/de-activated, in this case the
output and the setpoint display are set/not set on the front of the device. With
[P]
the
selection is confirmed and the device changes into menu level.
With
[P]
the selection is confirmed and the device changes into menu level.
A1
Λ
A2 = A1
v
A2
As soon as a selected alarm is not activated, the
relay operates.
A1
Λ
a2
The relay operates only, if all selected alarms
are active.
A1
v
A2 = A1
Λ
A2
The relay operates only, if no selected alarm is
active. Equates to quiescent current principle.
A1
v
A2
As soon as a selected alarm is activated, the
relay operates. Equates to operating current
principle.
Logic relay 1,
Log-1
Here, the switching behaviour of the relay is defined via a logic link, the following
schema describes these functions with inclusion of
AL-1
and
AL-2
:
Parameterisation level
Menu level
….
….
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