22
Display
Summary of function
t-bA5E
Timebase
Selectable multiplier allowing flow rate
to be displayed in units per second, per
minute or per hour.
Select:
tb-01
for flow / second
tb-60
for flow / minute
tb-3600
for flow / hour
See section 6.16
FiLtEr-A
Display filter *
An adjustable digital filter to reduce
noise on the rate display. Two
parameters each adjustable between 0
and 9. The first digit defines the
amount of filtering applied to the
display, the second deviation from the
displayed rate at which the filter will be
overridden and the rate display will
move rapidly to the new value.
See section 6.17
CLP
.
oFF-A
Clip-off *
To prevent totalisation of very low flow
rates, clip-off enables the user to select
a flow rate for each input below which
totalisation is inhibited.
See section 6.18
LoC clr
Local reset
Contains sub-menu with two functions
which when enabled allow the two
totals and the grand total to be reset to
zero via the front panel push buttons
when the Rate Totaliser is in the
totalising mode.
See section 6.19
Local total reset
clr tot
When
on
is selected, total A, total b or
both totals are reset to zero when the
&
and
*
buttons are operated
simultaneously for more than 3
seconds in the totalising mode.
See section 6.20
Local grand total reset
clr gtot
When
on
is selected, grand total may
be reset to zero when
)
and
*
buttons are operated simultaneously
for more than 10 seconds in the
totalising mode.
Note:
Once reset, the
grand total can not be recovered.
See section 6.21
Display
Summary of function
e clr
External reset
This function defines which totals are
reset to zero when terminals RS1 and
RS2 are connect together for more
than 1 second.
Select:
clr anb
to reset totals A and b
clr
A
to reset total A
clr b
to reset total b
See section 6.22
CLr-Gtot
Resets grand total to zero
This function resets the grand total to
zero from within the configuration
menu when
Clr
.
YE5
is selected.
Note:
Once reset, the grand total can
not be recovered.
See section 6.23
CodE
Security code
Defines a four digit alphanumeric code
that must be entered to gain access to
the configuration menu. Default code
0000
disables the security function and
allows unrestricted access to all
configuration functions when the
(
and
)
buttons are operated
simultaneously in the totalising mode.
See section 6.24
r5Et def
Reset to factory defaults
Resets the instrument to the factory
defaults shown in section 6 when the
instruction is confirmed by entering
5ure
.
See section 6.25
