BA 4510
9 Appendix
9.1 Technical Data
Technical Data
Measuring components
Measuring component:
Oxygen
Measuring range
0 Vol.-ppm … 20.9 Vol.-% O
2
Measuring principle:
Zirconium dioxide
Measuring Data
Accuracy:
< 5 % (from measured value)
Reproducibility:
< 1.5 % O
2
Detection limit:
0.1 vpm O
2
Response time (T
50
)
< 5 s
Linearity deviation
< 0.4 vpm O
2
Zero drift
< 0.2 vpm O
2
per week
Sensitivity drift
< 0.02 % from measured value per week or 200 vpb per week, whichever is higher
Gas inlet conditions
Gas temperature:
+5 °C to 80 °C
Gas overpressure.
max: 20 mbar
Gas flow without pump:
5 … 10 L/h (regulated to 7 L/h when using the internal pump)
Sample gas conditioning
Dew point:
at least 5 °C below ambient temperature
Climatic conditions
Ambient temperature:
+10 °C to 45 °C
Transport and storage temperature:
-20 °C to 60 °C
Relative humidity:
< 80 % at 20 °C
Signal outputs
Current signal:
0/4 … 20 mA (on error near 0 mA); scalable
Alarm relay:
1x limit, 200 VDC, 0.5 A, 10 W
Serial port:
RS 232
Keyboard and displays
Measurement display:
LCD plain text display
Keyboard:
3 keys
Power supply
Voltage:
100 - 240 V AC, 47 - 63 Hz
Power input:
20 VA
Construction
Housing:
Aluminium housing with handle
Dimensions (h x w x d):
135 x 100 x 240 mm
Sample gas inlet:
3 mm screw-in connection
Sample gas outlet:
Stainless steel hose nipple for hose with 4 mm inside diameter
Housing protection class:
IP40
Weight:
approx. 3 kg
22
Bühler Technologies GmbH
BE550013 ◦ 09/2018
