Hach astroTOC UV/Turbo Analyzer Manual Básico Del Usuario página 24

8. Record the value shown on the flow meter for reference during maintenance checks.
9. Make sure that the CO
10. Do a primary span calibration.
a. Push the down arrow until "Calibration" is shown, then push ENTER.
b. Push the down arrow until "Primary Span" is shown, then push ENTER.
c. Complete the instructions on the display.
d. As the span standard has already been measured, push ENTER repeatedly to skip the
elapsing time and go to the final screen.
11. Put the sample inlet tubing in the zero standard container.
12. Let the CO reading become stable and become less than 30 ppm.
2
13. Do a primary zero calibration.
a. Push the down arrow until "Calibration" is shown, then push ENTER.
b. Push the down arrow until "Primary Zero" is shown, then push ENTER.
c. Complete the instructions on the display.
d. As the span standard has already been measured, push ENTER repeatedly to skip the
elapsing time and go to the final screen.
14. Connect a sample source(s) to the sample inlet(s) and plumb the sample bypass outlet(s).
UV 4195- / 6195-
1
Reactor carrier
(cc/minute)
1
Sparger carrier
(cc/minute)
Response time (minutes)
(T90 at 60 Hz)
CO at span
2
(ppm)
1
Flows are approximate at sea level.
UV 4195-
1
Reactor carrier
(cc/minute)
1
Sparger carrier
(cc/minute)
Response time (minutes)
(T90 at 60 Hz)
CO at span at 50 or 60 Hz
2
(mg/L)
1
Flows are approximate at sea level.
24 English
reading stays in this range for a minimum of 5 minutes.
2
Table 7 Carrier gas flow rates and response times
1010/ 1020/
3010 3020
55 110
200 200
10 8
950 950
2010/ 2020/
4010 4020
140 165
200 200
10 14
9500 9500
1030/ 1040/ 1050/
3030 3040 3050
170 160 125
200 200 200
8 12 12
950 950 950
2030/ 2040/ 2050/
4030 4040 4050
85 75 150
200 200 200
20 13 12
9500 9500 9500
1060/ 1070/ 2000/
3060 3070 4000
150 175 70
200 200 200
12 14 10
950 950 9500
2060/ 2070/ 2080/
4060 4070 4080
115 95 120
200 200 200
13 16 15
9500 9500 9500