Store
Recall
Scroll
Enter
Func
Controls and Push Buttons
Turns the 706 On (hold button in for 2 seconds) and Off
Toggles between CO reading and Peak Reading. Used to
save, recall and print stored data.
Used for setting date, time and accessing data storage
addresses
Used for setting date, time and accessing data storage
addresses
Used to recall previously stored data in one of 50 data stor-
age addresses or the last calibration date.
Used to store data in one of 10 data storage addresses.
Used to select CO measurement or date/time in main dis-
play. Hold down for 2 seconds to activate LCD backlight.
Sends real time or stored data to the IR printer port. Also
used to print the last calibration date.
Exhaust Port
IR Port
Inlet
Appendix E: MANUALLY INITIALIZING SENSOR
Manually Initializing the Carbon Monoxide Sensor
If the CO sensor fails to initialize, this procedure can be performed to try and
manually initialize the sensor.
WARNING :
Changing parameters in field calibration mode can adversely
affect the operation of your analyzer. Follow the instructions carefully.
1. Press and hold the FUNC and Down Arrow keys for approximately 5 seconds
until a beep is heard. Press and hold the Scroll/Enter Key down until ‘FILD
CAL’ is displayed. The 706 will cycle through a 30 second countdown then
display ‘CAL’, Air’, gAS’.
2. Use the Up Arrow Key to select ‘Air’ by making it blink. Press the Scroll/Enter
Key to accept the selection.
3. 706 Display: ‘CAL’, ‘FLo’, ‘oPEn’. Action : Press the Func Key to bypass.
4. 706 Display: ‘CAL’, ‘FLo’, ‘CLos’. Action : Press the Func Key to bypass.
5. 706 Display: ‘0ppm’, ‘Co’, ‘rEF’. Action : Press the Scroll/Enter Key. After the
10 second countdown is complete press the Scroll/Enter Key twice.
6. 706 Display: ‘2000’, ‘A-r’, ‘SEt’. Action : Press the Func Key to bypass.
7. 706 Display: ‘Auto’, ‘oFF’, ‘En’. Action : Press the Func Key to bypass.
8. 706 Display: ‘CAL’, ‘StoP’, ‘go’. Action : Press the Up Arrow Key to select
‘StoP’ by making it blink and press the Scroll/Enter Key to accept the selec-
tion. The 706 will return to normal operation
If the 706 continues to fail to automatically initialize or this procedure fails
to initialize the sensor, return your analyzer to Test Products International.
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