BEKA BA514G, Manual

Page: 19 / 33

5.16 Local grand total run-time reset:
clr gtot
The grand total run-time is a separate timer that
functions in parallel with the run-time display, but is
not zeroed when the run-time display is reset to zero.
The run-time grand total may be viewed in the display
mode by pressing the
)
and
*
buttons
simultaneously.
Clr gtot
is a sub-menu in the
LoC clr
function
which when activated allows an operator to reset the
grand total run-time to zero while the Tachometer is in
the display mode by operating the
)
and
*
push
buttons simultaneously for more than ten seconds.
See section 2.2
To check or change the function select
LoC clr
in the
configuration menu and press
(
which will reveal the
clr tot
prompt. Using the
&
or
*
button select
clr gtot
and press
(
which will show if the local
grand total reset is
on
or
oFF
. If set as required
operate the
)
button twice to return to the
configuration menu, or the
&
or
*
button to change
the setting followed by the
)
button twice to enter
the change and return to the
LoC clr
prompt in the
configuration menu.
Note:
Once reset, the grand total run-time can not be
recovered.
5.17 Grand total run-time reset from within
the configuration menu:
Clr Gtot
The grand total run-time is a separate timer that is
incremented in parallel with the run-time display, but is
not zeroed when the run-time display is reset to zero.
The grand total may be viewed in the display mode by
pressing the
)
and
*
buttons simultaneously.
The grand total can be reset to zero from within the
configuration menu using this
Clr Gtot
function.
To zero the grand total from within the configuration
menu select
Clr Gtot
and press
(
which will cause
the instrument to display
Clr . no
with
no
flashing.
Press the
&
or
*
push button until
Clr . YE5
is
displayed and then press
(
which will result in a
0000
prompt being displayed with the first digit
flashing. This is a request for the instruction to be
confirmed by entering
5urE
using the
&
or
*
button
to adjust the flashing digit and the
(
button to move
control to the next digit. Pressing
)
will then reset
the grand total to zero and return the Tachometer to
the configuration menu.
Note:
Once reset, the grand total run-time can not be
recovered.
5.18 Security code:
CodE
Access to the instrument’s configuration menu may
be protected by a four digit security code which must
be entered to gain access. New instruments are
configured with the default security code
0000
which
allows unrestricted access to all configuration
functions.
To enter a new security code select
CodE
from the
configuration menu and press
(
which will cause
the Tachometer to display
0000
with one digit
flashing. The flashing digit may be adjusted using
the
&
or
*
push button and the
(
button to
transfer control to the next digit. When all the digits
have been adjusted press
)
to return to the
CodE
prompt. The revised security code will be activated
when the Tachometer is returned to the display
mode.
Please contact BEKA associates sales department if
the security code is lost.
5.19 Reset configuration to factory defaults:
r5Et Def
r5Et Def
resets the Tachometer configuration to the
factory default configurations shown in section 5.0.
To reset the Tachometer to the factory default
configurations select
r5Et def
from the configuration
menu and press
(
which will result in the
instrument displaying
0000
with the first digit
flashing. To confirm the instruction
5urE
should be
entered. Using the
&
or
*
button set the first
flashing digit to
5
and press
(
which will transfer
control to the second digit which should be set to
u
.
When
5urE
has been entered pressing the
)
button will reset all the configuration functions and
return the instrument to the display mode.
5.20 Pulse output
The BA514G Tachometer has an opto-isolated open
collector pulse output with following electrical
parameters:
Ron = 60 Ω + 3V
Roff = 1M Ω
Vmax = 30V dc
I max = 10mA
The output pulse may be a synchronous duplicate of
the input pulse or the input frequency may be
divided and the pulse length extended.
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