Sampling Data Logger User Manual
CO2Meter
PAGE
14
of
16
Device
Specifications
Measuring
Range:
1%
CO2 0
‐
10,000
ppm
(0
‐
1%
vol.)
5%,
30%,
65%,
100%
CO2 0
‐
5%,
0
‐
30%,
0
‐
65%,
or
100%
vol.,
respectively
Accuracy
(all
ranges)
±0.5%,
±3%
measured
value
Power
Supply:
Maximum
Voltage 30VDC
Minimum
Voltage 18VDC
Power
Consumption ~1Watt
avg.
(pump
running)
Sensor
Ratings:
Life
Expectancy >15
years
Maintenance
Interval No
maintenance
required
Warm
‐
up
Time <1
min
(instant
measurements)
Pump
Characteristics:
Maximum
Flow
(STP) 800
ml/min
Maximum
Vacuum 52%
Maximum
Pressure 600
mbar
restart,
150
mbar
continuous
Maximum
System
Pressure ~1
ATM
Outputs:
Range 0
‐
100%
vol.
Output
Value 4
‐
20mA,
linearly
scaled
Relay COM,
NC,
NO
1A
@
30VDC
RS
‐
485 Modbus
interface
