Easidew Online User’s Manual
Michell Instruments 33
OPERATION
3.4.2 Span and Unit Settings
P
SET
SET
SET
Main Display (°C)
SET
SET
P
Main Display (°F)
SET
x6
Set Span min
Set Span max
Select required temp units
Set alarm lower range limitSet alarm upper range limit
x2
x2
Figure 27
Span and Unit Settings
To change the span and unit settings,
proceed as follows.
Figure 27
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
fl ash with the current minimum span
limit (-100.0).
4. Use the and 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
fl ash the current maximum span
limit (020.0).
6. Use the and 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
fl ash the current unit (°C).
8. Use the and 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
fl ash with the current alarm lower
range limit (-100.0).
10. Use the and 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
fl ash the current alarm upper range
limit (020.0).
12. Use the and 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 menu.
The maximum and minimum alarm level limits should now be changed to suit the new
(Fahrenheit) unit values (refer to Section 3.4.3).
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