Teledyne 7500ZA - Infrared Gas Analyzer - Manual (Page 106)

Specifications Model 7500ZA
Teledyne Analytical Instruments 90
O
2
External
Zirconia
0-5 vol.% 0-25 vol.%
Max. 5 components measurement
including O
2
.
For reverse range O
2
measurement, IR gas
measurement is not available (single range
O
2
only).
Measuring range ratio max. 1:10 (except
O
2
)
User adjustable ranges between the
specified minimum and maximum range.
Settable one range or two ranges, low
range (Range 1) and high range (Range 2).
See Table 1 for possible combinations of
components and ranges.
Display Indication:
Digital indication in 4 digits (LCD panel
with LED back light)
Instantaneous value of each component
Instantaneous value after O
2
correction
(only in NO, SO
2
, CO measurement with
O
2
)
Average value after O
2
correction (only in
NO, SO
2
, CO measurement with O
2
)
O
2
average value
Analog Output Signals:
4 to 20mA DC or 0 to 1V DC, isolated
internally from circuit and ground. Output
lines are non-isolated; 12 outputs max.
Allowable load 550Ω for 4 to 20mA DC