Property | Description/value |
---|---|
Measurement range | 0–20 %CO2 |
Accuracy 1 | |
At 5 %CO2 | ±0.1 %CO2 |
At 0–8 %CO2 | ±0.2 %CO2 |
At 8–20 %CO2 | ±0.4 %CO2 |
Calibration uncertainty | |
At 5 %CO2 | ±0.07 %CO2 |
At 20 %CO2 | ±0.27 %CO2 |
Long-term stability | |
At 0–8 %CO2 | ±0.3 %CO2/year |
At 8–12 %CO2 | ±0.5 %CO2/year |
at 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 500–1100 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 |
Start-up, warm-up, and response time | |
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 option with > 0.1 l/min | < 1 min |
With spray shield | < 2 min |
Flow rate dependence (for flow-through option) | |
Flow rate dependence: | |
< 1 l/min flow |
No effect |
1–10 l/min flow | < 0.6 % of reading/ l/min |
Property | Description/value |
---|---|
Operating temperature of CO2 measurement | −40 ... +60 °C (−40 ... +140 °F) 2 |
Storage temperature | −40 ... +70 °C (−40 ... +158 °F) |
Humidity | 0–100 %RH, non-condensing |
Condensation prevention | Sensor head heating, when power on |
IP rating, probe body |
IP65: Dust-tight. Protected from water jets from any direction. |
Chemical tolerance (temporary exposure during cleaning) |
|
Pressure | |
Compensated | 500–1100 hPa |
Operating | < 1.5 bar |
Gas flow (for flow-through option) | |
Operating range | < 10 l/min |
Recommended range | 0.1–0.8 l/min |
Property | Description/value |
---|---|
Analog outputs |
|
Digital output | Over RS-485:
|
Operating voltage | |
With digital output in use | 12–30 V DC |
With voltage output in use | 12–30 V DC |
With current output in use | 20–30 V DC |
Power consumption | |
Typical (continuous operation) | 0.4 W |
Maximum | 0.5 W |
Property | Description/value |
---|---|
Weight, probe | 45 g (1.59 oz) |
Connector type | M12 5-pin male |
Materials | |
Probe housing | PBT polymer |
Filter | PTFE membrane, PBT polymer grid |
Connector | Nickel plated brass |
Dimensions | |
Probe diameter | 25 mm (0.98 in) |
Probe length | 96 mm (3.78 in) |
Property | Description/Value |
---|---|
EU directives and regulations |
EMC Directive (2014/30/EU) RoHS Directive (2011/65/EU) as amended by 2015/863 |
Electromagnetic compatibility (EMC) |
EN 61326‑1, basic electromagnetic environment |
EMC emissions |
CISPR 32 / EN 55032, Class B |
Compliance marks |
CE, China RoHS, RCM |
1 At 25 °C (77 °F) and 1013 hPa (incl. repeatability and non-linearity).
2 Occasional short-term exposure to up to +90 °C (+194 °F) allowed, provided that the probe is
fully installed inside the measured condition and power is switched on. Accuracy specification not applicable if used in temperatures above +60 °C (+140 °F).