Easidew DryCheck User’s Manual
Michell Instruments
15
OPERATION
3.4.2 Span and Unit Settings
P
SET
SET
SET
Main
Disp
l
ay
(°
C
)
SET
SET
P
Main
Disp
l
ay
(°F)
SET
x
6
Se
t
Span
min
Se
t
Span
max
Se
l
e
c
t
re
q
uir
ed
temp
units
Se
t
a
l
arm
l
owe
r
range
l
imit
Se
t
a
l
arm
upper
range
l
imit
x2
x2
Figure 11
Span and Unit Settings
To change the span and unit settings,
proceed as follows.
Figure 11 shows the
operational key sequence.
1. Press
the
P
key once, the display will
read
tECH
.
2. Press
the
SET
key six times and the
display will read
tPoL
.
3. Press
the
key and the display will
flash with the current minimum span
limit (-100.0).
4. Use
the
or
keys to set the
required equivalent Fahrenheit value
(-148.0) and press the
SET
key.
tPoH
is then displayed.
5. Press
the
key, the display will
flash the current maximum span
limit (020.0).
6. Use
the
or
keys to set the
required equivalent Fahrenheit value
(068.0) and press the
SET
key twice.
unit
is then displayed.
7. Press
the
key, the display will
flash the current unit (°C).
8. Use
the
or
keys to set the
required scale units (°F in this
example) and press the
SET
key.
LoL
is then displayed.
9. Press
the
key and the display will
flash with the current alarm lower
range limit (-100.0).
10. Use the
or
keys to set the
required equivalent Fahrenheit value
(-148) and press the
SET
key.
uPL
is
then displayed.
11. Press the
key, the display will
flash the current alarm upper range
limit (020.0).
12. Use the
or
keys to set the required equivalent Fahrenheit value
(068.0) and press the
SET
key.
PUoF
is then displayed.
13. Press
the
P
key twice to return to the Main Display.
The maximum and minimum alarm level limits should now be changed to suit the new
(Fahrenheit) unit values (refer to Section 3.4.3).