ZIRCONIA OXYGEN PROBE OUTPUT (mV) - Novatech Controls

9. CENTIGRADE/FAHRENHEIT SELECTION
Select whether displays and outputs are to be in °Celsius or Fahrenheit
Options:
1. Celsius (centigrade)
2. Fahrenheit
10. LOWER LINE DISPLAY FUNCTIONS
In the run mode the upper line on the LCD display will always read % oxygen. The lower line can be set to read
one or more of the following. Select as many as are required to be displayed by pressing the ‘ENTER’ button.
Those selected will have an asterisk displayed alongside.
Options:
1. Date – time
2. Run hours since last service
3. Date of last service
4. Relative humidity
5. Probe impedance
6. Carbon dioxide
7. % CO in CO2 (see Note 2)
8. Oxygen deficiency (see Note 3)
9. Probe EMF
10. Efficiency (see Note 1)
11. Probe temperature
12. Flue temperature (see Note 1)
13. Ambient temperature
If no lower line options are required then do not enter any. If options already selected are required to be deleted,
select the required option and press the ‘ENTER’ button. The asterisk will be removed.
NOTE
1: A flue thermocouple or unheated probe TC, jumpered on Terminals 3 and 4
to Terminals 5 and 6. (Refer Section 3.5) must be fitted to obtain a proper
reading on 9 or 11. Sensors must be connected to obtain a proper reading
on 4, and 12.
2: The % CO in CO2 display is used to test probe calibration with calibrated
gases in reducing conditions. For example, 10 % CO in CO2 = 5 % oxygen
deficiency; 5% CO in CO2 = 2.5 % oxygen deficiency.
3: The oxygen deficiency display will read ‘EXCESS’ when the combustion
contains excess air.
11. FLUE PRESSURE
Enter flue pressure, e.g. 3 mm W.G.
Options:
MM W.G.
Kilopascals
Inches W.G.
12. FLUE PRESSURE VALUE
Enter flue pressure e.g. 3 mm W.G.
Limits :
-200 –+200 mm W.G.
-9 –+9 inches W.G.
-200 –+200 kpa.
NOVATECH OXYGEN ANALYSER 5.5