Property | Description/Value |
---|---|
Measurement range | 0 ... 20 %CO2 |
Accuracy at 25 °C (77 °F) and 1013 hPa (incl. Repeatability and Non-linearity) | |
At 5 %CO2 | ±0.1 %CO2 |
0 ... 8 %CO2 | ±0.2 %CO2 |
8 ... 20 %CO2 | ±0.4 %CO2 |
Calibration Uncertainty | |
At 5 %CO2 | ±0.12 %CO2 |
At 20 %CO2 | ±0.32 %CO2 |
Long-Term Stability | |
0 ... 8 %CO2 | ±0.3 %CO2/year |
8 ... 12 %CO2 | ±0.5 %CO2/year |
12 ... 20 %CO2 |
±1.0 %CO2/year |
Temperature Dependence | |
With compensation at 5 %CO2, 0 ... +50 °C (+32 ... +122 °F) | < ±0.05 %CO2 |
With compensation, 0 … 20 %CO2,-40 … +60 °C (-40 ... +140 °F) | ±0.045 % of reading/°C |
Without temperature compensation at 5 %CO2 (typical) |
-0.25 % of reading/°C |
Pressure Dependence | |
With compensation at 5 %CO2 700 ... 1100 hPa | ±0.05 %CO2 |
With compensation, 0 … 20 %CO2 500 ... 1200 hPa | ±0.015 % of reading/hPa |
Without compensation (typical) |
+0.15 % of reading/hPa |
Humidity Dependence | |
With compensation, 0 … 20 %CO2, 0 … 100 %RH | ±0.7 % of reading (at +25 °C (+77 °F)) |
Without compensation (typical) |
+0.05 % of reading / %RH |
O2 Dependence | |
With compensation, 0 … 20 %CO2, 0 ... 90 %O2 | ±0.6 % of reading (at +25 °C (+77 °F)) |
Without compensation (typical) | -0.08 % of reading / %O2 |
Flow Rate Dependence (for Flow-Through Model Option) | |
< 1 l/min flow |
No effect |
1 … 10 l/min flow | < 0.6 % of reading/ l/min |
Start-up time at +25 °C (+77 °F) | < 10 s |
Warm-up time for full spec. | < 4 min |
Response Time (T90) | |
With standard filter |
< 1 min |
Flow-through model with > 0.1 l/min | < 1 min |
With spray shield | < 2 min |
Property | Description/Value |
---|---|
Operating temperature of CO2 measurement | -40 ... +60 °C (-40 ... +140 °F) |
Storage temperature | -40 ... +70 °C (-40 ... +158 °F) |
Pressure | |
Compensated | 500 ... 1100 hPa |
Operating | < 1.5 bar |
Humidity | 0 ... 100 %RH, non-condensing |
Gas Flow (for Flow-Through Option) | |
Operating range | < 10 l/min |
Recommended range | 0.1 … 0.8 l/min |
Condensation prevention | Sensor head heating, when power on |
EMC compliance | EN61326-1, Generic Environment |
Chemical tolerance (temporary exposure during cleaning) |
|
Property | Description/Value |
---|---|
Analog outputs |
|
Digital output | Over RS-485:
|
Operating Voltage | |
With digital output in use | 12 ... 30 VDC |
With voltage output in use | 12 ... 30 VDC |
With current output in use | 20 ... 30 VDC |
Power Consumption | |
Typical (continuous operation) | 0.4 W |
Maximum | 0.5 W |
Property | Description/Value |
---|---|
Weight, probe | 45 g (1.59 oz) |
Materials | |
Probe housing | PET plastic |
Filter | PTFE membrane, PET plastic grid |
Connector | Nickel plated brass, M12 / 5 pin |
IP rating, probe body | IP65 |
Connector | M12 5-pin male |
Dimensions | |
Probe diameter | 25 mm (0.98 in) |
Probe length | 96 mm (3.78 in) |