BEKA BA334NG, Manual

Page: 38 / 46

38
Display Summary of function
EnbL
Alarm enable
Enables or disables the alarm without
changing the alarm parameters.
See section 10.3.4
tYPE
Type of alarm
Defines whether the alarm operates on
the rate or total display.
See section 10.3.5
5P1r
Alarm setpoint 1
or Adjusts the alarm setpoint. The alarm
5P1t
is activated when the rate or total
display equals the setpoint.
Note:
5P1r
is displayed for a rate alarm
and
5P1t
for a total alarm.
See section 10.3.6
HI. LO
Alarm function
Defines whether the alarm has a high
or low function.
See section 10.3.7
no . nc
Normally open or normally closed
output.
Determines whether the single pole
alarm output is open or closed in the
non-alarm condition.
See section 10.3.8
H5tr
Hysteresis
Adjusts the alarm hysteresis. Only
available on a rate alarm.
See section 10.3.9
dELA
Alarm delay time
Adjusts the delay between the display
equaling the setpoint and the alarm
output being activated.
See section 10.3.10
S5IL
Alarm silence time
Defines the time that the alarm output
remains in the non-alarm condition
following acceptance of an alarm.
See section 10.3.11
FL5H
Flash display when alarm occurs
When enabled, alternates the rate or
total display between process value
and alarm reference
Al1
or
Al2
when
an alarm output is activated.
See section 10.3.12
AC5P
Access setpoint
Sub-menu that enables direct access to
the alarm setpoints from the totalisation
mode and defines a separate security
code.
See section 10.3.13
10.3.4 Alarm enable: EnbL
This function allows the alarm to be enabled or
disabled without altering any of the alarm
parameters. Using the
&
or
*
push button
select
AL1
or
AL2
from the configuration menu and
press
(
to access the alarm sub-menu. Press
the
&
or
*
button until
EnbL
is displayed
followed by
(
which will reveal if the function is
on
or
off
. The setting can be changed by pressing
the
&
or
*
push button followed by the
)
button to return to the alarm sub-menu.
10.3.5 Type of alarm:
tYPE
Alarm 1 and Alarm 2 are totally independent, both
may be rate or total alarms, or one may be
conditioned for rate and the other for total.
Using the
&
or
*
push button select
tYPE
from
the selected alarm sub-menu and press
(
to
check or change the function. The
&
or
*
push
button will toggle the selection between
rAtE
and
totAL
, when set as required press the
)
button to
return to the alarm sub-menu.
Note: When
tYPE
is changed, the alarm
configuration is automatically reset to the default
values and the alarm is disabled. It must therefore
be reconfigured before use.
10.3.6 Setpoint adjustment:
5P1x
&
5P2x
The rate alarm setpoints
5P1r
and
5P2r
may be
positioned anywhere between
000000
and
999999
and the total alarm setpoint
5P1t
and
5P2t
anywhere between
00000000
and
99999999
.
All the setpoints are adjusted in the same way, for
example to adjust the setpoint of Alarm 1 which
has been configured to operate on the rate display.
Using the
&
or
*
push button select
5P1r
in the
AL1
sub-menu and press
(
which will reveal the
existing setpoint with one digit flashing. The
required setpoint can be entered using the
&
or
*
push button to adjust the flashing digit and the
(
button to transfer control to the next digit.
When set as required press
)
to enter the value
and return to the
5P1r
prompt in the alarm 1 sub-
menu.
10.3.7 Alarm function:
Hi. Lo
Alarm 1 and Alarm 2 are totally independent, both
may be Hi or Lo, or one may be configured as a Hi
alarm and the other as a Lo alarm.
Using the
&
or
*
push button select
Hi.#Lo
from
the selected alarm sub-menu and press
(
to
check or change the function. The
&
or
*
push
button will toggle the alarm function between
Hi
and
Lo
, when set as required, press the
)
button
to return to the
Hi. Lo
prompt in the alarm sub-
menu.