MP5A Operation and Maintenance Manual
________________________________________________________________________________________________________________
Copyright
©
2023
‐
2024
Halogen
Systems,
Inc.
All
rights
reserved
worldwide.
Rev.:
4.02
30
The
cursor
will
appear
below
the
first
digit.
Use
the
arrow
keys
to
select
and
increment
the
digit
to
match
the
reading
to
the
DPD
value.
Use
the
button
to
select
which
digit
to
change
to
match
DPD
value
and
the
buttons
to
change
the
value,
and
press
SELECT
to
complete.
Move
the
cursor
to
Save
Now
and
press
SELECT
.
The
following
screen
will
appear.
Once
the
calibration
has
been
saved,
the
display
will
return
to
the
main
screen.
11.2.
4
‐
20 mA Calibration
Navigate
to
the
4
‐
20
mA
Calibration
Menu:
Menu
|
Calibration
|
4
‐
20
Use
the
below
menu
screen
to
calibrate
4
‐
20
mA
outputs:
1.
Select
output
to
calibrate
(1,
2,
3,
or
4)
using
the
up
and
down
arrows.
2.
Connect
an
ammeter
to
output
leads
to
read
the
live
current
of
the
output
to
be
calibrated.
3.
Set
display
output
to
4
mA
by
hitting
select
on
Set
out
=
until
it
reads
4mA.
4.
The
display
will
start
sending
the
4
‐
mA
signal
after
selection.
5.
Select
Adj
4
ma
DAC.
Value
will
be
4.00
prior
to
calibration.
6.
Adjust
value
up
or
down
to
calibrate
value
to
the
ammeter
measurement.
7.
After
adjusting
value,
press
Select
to
store
the
calibration
value.
8.
Scroll
up
to
Set
Out
and
press
Select
to
set
display
output
to
20
mA.
9.
The
display
will
start
sending
the
20
‐
mA
signal
after
selection.
10.
Select
Adj
20
mA
DAC.
Value
will
be
20.00
prior
to
calibration.
‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
N O T E
:
C a l
t a k e s
m a n y
m i n s
‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
C H L
4 .
9 7
n A
5 5 6 5
p H
7 .
4 0
O R P
8 0 3
C O N D
5 1 5
T e m p
1 8
> 4
‐
2 0
o u t
2
S e t
o u t
=
4 m A
A d j
4 m a
D A C
4 .
0 0
A d j
2 0 m a
D A C
2 0 .
0 0
4
‐
20
Calibration
Menu
4
‐
2 0
o u t
2
> S e t
o u t
= 2 0 m A
A d j
4 m a
D A C
3 .
9 7
A d j
2 0 m a
D A C
2 0 .
0 0
4
‐
20
Calibration
Menu