Thermo Fisher Scientific Alpha DO 500 - Manual (Page 27)

Instruction Manual Alpha DO 500
21
5.2 Configuration Settings
Configuration settings let you configure the DO Transmitter to different units of
measurements (%, mg/l or ppm) set salinity and pressure values.
ENT
SETUP
HOLD
ENT
ENT
SETUP
HOLD
3
SETUP
HOLD
4
ENT
ENT
ENT
SETUP
HOLD
2
%
SETUP
HOLD
2
ppm
SETUP
HOLD
2
mg/l
1
ENT
ENT
SETUP
HOLD
4
SETUP
HOLD
4
SETUP
HOLD
5
SETUP
HOLD
5
SETUP
HOLD
5
ENT
ENT ENT
This screen is skipped
if % is selected
1 1
From measurement mode press ENT key to enter setup mode as
described in section 5.1. The LCD shows the first screen of setup mode
(COF). Press ENT key to access configuration setting (COF).
2
Selecting unit of measurement for DO: The display shows the ‘SEt
Unit’. The right corner of the LCD shows currently configured unit of
measurement for dissolved oxygen.
Press Ÿ or ź key to select the desired unit of measurement (% or ppm
or mg/l). Press ENT key to confirm your selection.
If ppm or mg/l is selected for unit of measurement:
3
Setting salinity value: The lower display shows ‘SAL’. The upper
display shows currently configured salinity value. (default is 0.0 ppt)
Press Ÿ or ź key to adjust the upper display to the required
salinity value. Allowable range is 0.0 to 50.0ppt.
Press ENT key to confirm the value.
NOTE: This screen does not appear if % was selected in step 2.
The DO transmitter moves to step 4.
4
Setting units of measurement for pressure: The upper display shows
‘PrE’. The lower display shows currently configured unit of measurement
for pressure. Press Ÿ or ź key to select the required unit of
measurement for pressure (Hg or PSI or Bar). Press ENT key to confirm
the selection.
5 5
Setting pressure value: The upper display shows previously set
pressure value (if any); otherwise it shows the default value. The lower