Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Oxygen concentration (O2) in flue gas
Display: Volume % referenced to dry flue gas
Measurement principle: Electrochemical sensor
Range: 0…21 Vol. %
Accuracy: ±0.3 Vol. %
Carbon monoxide (CO 100,000 ppm) in flue gas
Display: Volume ppm referenced to dry flue gas
Measurement principle: Electrochemical sensor
Range: 0…100,000 Vol. ppm; resolution 1 Vol. ppm
Accuracy: ±100 Vol. ppm (< 1,000 Vol. ppm), otherwise 10 % of reading (with H2 < 5 % of reading)
Carbon monoxide (CO 10,000 ppm H2-compensated) in flue gas
Display: Volume ppm referenced to dry flue gas
Measurement principle: Electrochemical sensor, H2-compensated
Range: 0…10,000 Vol. ppm; resolution 1 Vol. ppm
Accuracy: ±20 Vol. ppm (< 400 Vol. ppm), otherwise 5 % of reading
Nitric oxide concentration (NO) in flue gas
Display: Volume ppm referenced to dry flue gas
Measurement principle: Electrochemical sensor
Range: 0…3,000 Vol. ppm (continuously up to 1,000); resolution 0.1
Vol. ppm (< 1,000 Vol. ppm), otherwise 1 Vol. ppm
Accuracy: ±5 Vol. ppm (< 100 Vol. ppm), otherwise 5 % of reading
Sulphur dioxide concentration (SO2) in flue gas
Display: Volume ppm referenced to dry flue gas
Measurement principle: Electrochemical sensor
Range: 0…5,000 Vol. ppm; resolution 0.1 Vol. ppm (< 1,000 Vol. ppm), otherwise 1 Vol. ppm
Accuracy: ±10 Vol. ppm (< 200 Vol. ppm), otherwise 5 % of reading
CO2 NDIR
Display: Carbon dioxide concentration
Measurement principle: NDIR
Range: 0…40 Vol. %
Accuracy:
0…6 Vol. %: ±0.3 Vol. %
6…40 Vol. %: ±5 % of reading
Wöhler A 550 INDUSTRIAL with O2, CO 10.000 ppm with H2 compensation, CO2 NDIR, NO and SO2, WLAN, USB- and IR,
Cable hose 3.0 m
WITHOUT FLUE GAS PROBE
Ambient Temperature Probe (plug)
USB-Charger with Micro-USB-Cable
Li-Ion Battery
1 waterstop filter
1 coarse filter
25 wadding filters
Plastic Case Maxi A 550
