Table 3-5. Standard Ranges - Thermo Scientific 42i Instruction Manual

Operation
Range Menu
3-14 Model 42i Instruction Manual
Table 3–5 lists the available operating ranges.
ranges. When switching from standard to extended ranges, the PMT
voltage must be readjusted. For more information about readjusting the
PMT voltage, see Chapter 7, "Servicing".
In the Main Menu, choose Range > NO, NO2, or NOx Range.
●
NO RANGE:
CURRENTLY:
SET TO:
RANGE AVG
Table 3–5. Standard Ranges
ppb ppm
50 0.05
100 0.10
200 0.20
500 0.50
1,000 1.00
2,000 2.00
5,000 5.00
10,000 10.00
20,000 20.00
C1 C1
C2 C2
C3 C3
Table 3–6
50
100 ?
 CHANGE VALUE
 SAVE VALUE
DIAGS ALARM
3
μgm
100
200
500
1,000
2,000
5,000
10,000
20,000
30,000
C1
C2
C3
lists the extended
3
mgm
0.1
0.2
0.5
1.0
2.0
5.0
10.0
20.0
30.0
C1
C2
C3
Thermo Fisher Scientific