| NO / NOx detection by CLD: | |
| Measuring ranges |
four freely selectable
ranges
from 1–1000 ppb |
| Min. detectable
concentration |
0.025 ppb* |
| Noise at zero point (1σ) |
0.01 ppb* |
| Pre-chambers | chemical zero compensation |
| |
| NO2 conversion by photolytic converter: |
| Converter volume | 270 ml |
| Light source | metal halide lamp (200 W) |
| Analysis | automatic correction for photodissociation rate and ambient ozone concentration |
| |
| Ozone detection by UV photometer: |
| Measuring ranges O3 | 50 to 1000 ppb |
| Precision | 1 ppb |
| Noise | ±1 ppb |
| Calibrator: | |
| Principle of operation | Mass Flow Controller |
| Accuracy (of set point) | ±1 % (flow and concentration) |
| Modes of operation | man. or automatic zero / span range selectable
converter efficiency check and compensation |
| |
| General specifications: | |
| Lagtime |
< 3 sec |
| Rise time (0–90 %) |
< 1 sec |
| Temperature range |
15–35 °C |
| Humidity tolerance |
5–95 % rel. humidity
(non-condensing, ambient air
and sample gas) |
| Sample
flow rate |
2.7 l/min |
| Input
pressure |
ambient |
| Dry
air flow rate |
140 ml/min |
| Oxygen use for O3 generator | 200 ml/min |
| Interface | RS 232, LAN, keyboard, mouse and video out |
| Display | 7" color, touch screen |
| Data presentation | online values, graphs, tables |
| Data storage | > 1 year cont. operation measurement values, calibrations, states of operation |
| Export data format | ASCII (tables and online values) |
| Power
required |
950 VA (incl. membrane pump and ozone scrubber) |
| Supply
voltage |
100–230
V/50–60 Hz |
| Dimensions |
height: 356 mm (14 ”)
width: 450 mm (19 ”) with moulding: 495 mm
depth: 650 mm (25.6 ”) |
| Weight |
75 kg |
| Delivery includes |
CraNOx II system, power cable, operator’s manual
|
| Standard CraNOx II |
two channel, pre-chambers
photolytic converter
ozone analyser
calibrator
|
| Options |
CON 765
| NOy Gold converter | | C | NOxAmines, NH3 | | (requires an additional CLD899) |
|
