MP5A Operation and Maintenance Manual
________________________________________________________________________________________________________________
Copyright
©
2023
‐
2024
Halogen
Systems,
Inc.
All
rights
reserved
worldwide.
Rev.:
4.02
17
Next
change
the
“Offset”
or
starting
point.
Note:
Offset
is
set
to
the
lower
pH
limit
or
starting
point.
For
default
it
is
set
to
5
in
Table
1
.
in
case
2,
the
Desired
will
be
Offset
or
starting
point
will
be
0
pH.
MENU
|
4
‐
20
MA
Options
|
Set
4
‐
20MA
Offset
|
DOWN|
SELECT
|
4
‐
20
PH
|SELECT
|
RIGHT
|
Press
DOWN
arrow
to
decrement
digit
to
0
then
press
SELECT
to
accept.
The
math
to
use
other
ranges
is
as
follows:
4
‐
20
mA
Range
is
set
to
upper
limit
minus
the
Offset.
Case
1
will
be
12
–
5
=
7.
Case
2
will
be
14
‐
0
=
14
6.5.
Temperature Output (Change to °F)
There
are
three
steps
to
set
up
the
temperature
4
‐
20
mA
Output:
Change
4
‐
20
mA
Scaling
Temp
Settings
Min
(Offset)
Max
ppm
Range
(span)
Disp
Temp
Default
°F
32
122
90
YES
Desired
°C
0
40
40
NO
Example
1:
Set
4
‐
20
mA
Span
from
32°F
to
122°F
1.
Select
either
°C
or
°F.
Default
is
°C
or
“NO”
2.
The
4
‐
20
mA
Output
for
Temperature
can
be
configured
from
°C
to
°F
on
the
4
‐
20
mA
Output.
To
change
the
Display
units
see
Measurement
Options
menu
and
make
this
change
there.
The
two
settings
are
independent
of
each
other.
To
set
Disp
Temp
to
F
use
this
sequence:
MENU
|
4
‐
20
MA
Options
DOWN||
DOWN|
DOWN
|
Disp
Temp
F
SELECT
(to
change
to
YES
for
°F)
S E T
4
‐
2 0 M A
R A N G E
S e l e c t
O u t
2
T y p e
> S e t
4
‐
2 0 M A
O f f s e t
D i s p
T e m p
F
N O
4
‐
20
mA
Options
‐
Offset
4
‐
2 0
M A
T E M P
0 3 2
> 4
‐
2 0
M A
P H
0 5 .
0
Set
4
‐
20
mA
Offset
pH
4
‐
2 0
M A
T E M P
0 3 2
> 4
‐
2 0
M A
P H
0 0 .
0
Set
4
‐
20
mA
Offset
pH
S E T
4
‐
2 0
M A
R A N G E
S e l e c t
O u t
2
T y p
S e t
4
‐
2 0
O f s e t
> D i s p
T e m p
F
N O
Configuration
with
4
‐
20
mA
Outputs