A-2
Specifications
Keypad:
16-key keypad for selecting software functions and entering
numbers.
Hose Connections:
Rapid connect hose fittings for 4 mm ID
×
6 mm OD
plastic tubing.
Temperature Range:
0-50
°
C ambient, 0-50
°
C optical bench temperature.
Power Requirements:
100-130 VAC or 200-260 VAC (47-65 hertz), or
10.5 - 16 VDC, 1.5 amp maximum.
Power Consumption:
8-12 Watts DC (dependent on temperature).
Size:
33.5 L
×
13 W
×
24 cm D (13"
×
5"
×
9.5").
Weight:
3.5 kg (7.7 lb).
H
2
O Analyzer Specifications
Range:
0 to + 7.5 kPa or 40
°
C dewpoint. Optical bench and interconnecting
hoses must be maintained above the dewpoint temperature by the user.
Accuracy:
1% of reading; at lower vapor pressures <1% of reading.
Zero Drift:
<0.5 mB in 24 hours from 10-40
°
C.
Span Drift:
<1% in 24 hours from 10-40
°
C, neglecting density changes.
Noise Level
(kPa, peak-to-peak)
: Typical: 0.002 kPa (at 2 kPa with 1
second response time). 0.006 kPa at 2 kPa with 0.1 second response time.
Noise Level
(dewpoint, peak-to-peak)
: Typical: 0.02
°
C at 2 kPa with 1
second response time; 0.06
°
C at 2 kPa with 0.1 second response time.
CO
2
Analyzer Specifications
Range:
0
±
3000 ppm.
Accuracy:
±
1 ppm at 350 ppm (<3 ppm maximum).
±
2 ppm at 1000 ppm
(<6 ppm maximum).
Zero Drift
(over time):
First Hour: <5 ppm at 25
°
C.
After first hour: <1 ppm per hour at 25
°
C.
Zero Drift
(with temperature): 0.12 ppm/
°
C typical, 0.45 ppm/
°
C
maximum.
Span Drift:
Typically <1 ppm in 24 hours at 25
°
C and 350 ppm (absolute
mode).
Short Term Repeatability:
±
0.2 ppm at 350 ppm.
Water Sensitivity:
<2 ppm from 0-4.0 kPa at 350 ppm. Software algorithm
corrects for both band broadening and dilution effects.
Calibration:
Factory linearization over 0-3000 ppm range using NIST-
traceable standard gases.
Noise Level (ppm, peak-to-peak):
Typical: 0.2 ppm, Maximum: 0.4 ppm at
350 ppm with 1 second response time; 0.6 ppm typical, 1 ppm maximum at
350 ppm with 0.1 second response time.
