User manual for - FLOW METER SPP-N118
Due to delays during valves closing, too small value of
“A dLy ”
can cause counting
error while next batching cycle. It is recommended to set parameter
“A dLy ”
as
much as valve closing time (or more), to preserve complete close of valves before
start of next batching cycle.
7.3.4.
“totAL” menu
This menu allows to configure total flow counter displaying mode.
“t PrEc”
-
decimal point position
(precision of total flow counter). It can be set to:
“ 0“
“ 0.0“
“ 0.00“
“0.000“
Decimal point position is changed by
[^]
,
[v]
buttons.
“t unit”
- the unit of volume (cubic measure) used for total flow counter displaying . It can be
set to: (
”lit.“
- litres, or
“m 3”
- cubic meters ).
Units expressed by
“F unit”
,
“b unit”
and
“t unit”
are conventional, and can be
exchanged to any other pair of units e.g. for powders it can be
kilogram
and
tonne
.
“CLrtot”
- this option allows zeroing of total flow counter. After selection of this option ask
“CLEAr?”
is displayed. If user press
[ENTER]
total flow counter is cleared, else
action is cancelled
Zeroing of
total flow counter
is possible via RS-485 interface too. It can be done
as write of 0000h to any one of registers referred to
total flow counter
(09h ÷ 0Ch)
using RS 485 interface.
To protect total flow counter of unauthorised zeroing, it is recommended to set
password to menu access (see menu
“SECU”
).
“m CLr”
- this parameter allows to activate manual zeroing of
total flow counter
using
button:
”oFF”
- manual zeroing disabled,
”on”
- manual zeroing enabled.
7.3.5.
“Pr
inP” menu
This menu allows to configure programmable input.
“Funct”
- this parameter defines the function of the programmable input. When
active state
is delivered to programmable input, it causes of the activating of particular function.
This parameter can be set to one of the values:
“diSAbL”
- programmable input is disabled,
“CLrtot”
-
zeroing of
total flow counter
,
“CLrbAt”
-
zeroing of
batcher counter
and automatic start of next batching
cycle, if input is controlled by edge of the logical signal („
mode
” =
„LO-HI”
or
„HI-LO”
). While input is controlled according to the
logical signal level („
mode
” =
„HI”
or
„LO”
), active level causes
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