GasCheck
Operating Manual V2.4
16
6.
TECHNICAL DATA
Measurement range:
GasCheck 3000
0 to 3000 ppm CO
2
GasCheck 3%
0 to 3% CO
2
GasCheck 10%
0 to 10% CO
2
Accuracy:
at zero
at full scale
GasCheck 3000
30 ppm CO
2
90 ppm CO
2
GasCheck 3%
0.03 % CO
2
0.09 % CO
2
GasCheck 10%
0.1 % CO
2
0.3 % CO
2
(
1% of full scale
2% of reading)
Repeatability:
at zero
at full scale
GasCheck 3000
<
15 ppm CO
2
<
45 ppm CO
2
GasCheck 3%
<
0.015 % CO
2
<
0.045 % CO
2
GasCheck 10%
<
0.05 % CO
2
<
0.15 % CO
2
(at zero <
0.5% of full scale, at full scale <
1.5% of full scale)
Stability (over one year):
GasCheck 3000
<
150 ppm CO
2
/year
GasCheck 3%
<
0.15 % CO
2
/year
GasCheck 10%
<
0.5 % CO
2
/year
(<
5% of full scale)
General
Response time (T
90
):
20 s with pump
(10 to 90 % response)
50 s with diffusion aspiration
Zero drift
with time:
<
2% of full scale / year
with temperature:
<
0.1% of full scale /
C
Sensing technique:
single beam NDIR
Analogue outputs:
non-linear 0 to 1 V
Power supply:
15 VDC (14.25 to 15.75 V)
Typical power
consumption:
0.9 W
Warm-up time (at normal ambient conditions):
operational
3 min
full specification
5 to 15 min depending on installation
Operating temperature:
0 to +45
C
