Monarch Instrument DC 2000 - Manual (Page 140)

Appendix B – Configuring a 4-20 mA input to equal 0 to 150 gpm
Page 6 of 7
You will be prompted with lo
→ → → → ← ← ← ←
. Enter the low value of
your scale. For this example (0 to 150 gpm) select 0 and
touch ENTER .
NOTE: You do not necessarily have to use the same scale
values that you selected in the point setup (0 to 150) you
could display/record a smaller portion of your full span,
90 to 150,for instance.
26.
You will now be prompted with mid
→ → → → ← ← ← ←
. Here you can
select the value that will be displayed at 50% of your span.
For this example select 75 (which is 50% of our full span,
150) and touch ENTER .
NOTE: You do not necessarily have to enter the exact half
way point of your span. You could enter 30 for instance,
where 30 would be exactly half way between 0 and 150.
This would give you a high resolution side (0 to 30 gpm) and
a lower resolution side (30 to 150 gpm).
27 .
Finally, you will be prompted with
hi → → → → ← ← ← ←
. Here you enter
the high end of your span. For this example select
150
and
touch
ENTER
. Then touch
EXIT
several times until you are
completely out of all menus.
28 .
The 0-150 scale complete with EFFLUENT and GPM should
be displayed on the Recorder. Use the VIEW button to
select a particular display to verify your work. You will also
notice that your high alarm set point is marked at 120 with
an arrow.
29 .
Use the up/down arrow keys to select
Scale ends
and touch
ENTER
. You will now be prompted with
places?
. Here you
can select the number of decimal places that will be
displayed on the virtual chart display. For this example use
the up/down arrow keys to select
0
and touch
ENTER
.
25.