| Items for measurement |
Total Organic Carbon |
| Measuring principle |
Wet oxidization (UV Lamp) / NDIR measuring method |
| Measuring method |
NPOC or TC-IC (alternativeness) |
| Measuring range |
0~5ppm, 0~10ppm, 0~100ppm, 0~1000ppm |
| Reaction time |
Approx. 5 min. (90% reaction) |
| Channel |
Max. six channels (optional) |
| Flow rate of sample water |
Above 100mL/min., particle diameter <90um |
| Temperature of sample water |
5~50℃ |
| Resolution |
1ppb (for 0~5ppm) |
| Precision |
±2% of F.S |
| Acidic solution |
Phosphoric acid solution (20%) |
| Oxidizing agent |
Sodium persulfate |
| Calibration reagent |
KHP
|
| Carrier gas |
High-purity dry nitrogen : 0.2 ~ 0.8 MPa
Consumption : approx. 80mL/min. for carrier, approx. 320mL/min. for aeration |
| Calibration |
Manual(max. five point) or Automatic |
| Power |
AC 220V, 50/60Hz |
| Display |
10.4 inch touch screen |
| Alarm indication on screen |
No sample, no standard sample, no reagent, detector trouble, no carrier gas, transportation
tube exchange, UV lamp exchange, calibration trouble, leakage, system alarm |
| Alarm output |
TOC high/low measurement error, instrument trouble |
| Data output |
4~20mA (under 500Ω load resistance), RS-232 output |
| Data storage |
Storage in PC and external USB memory |
| Applicable environment |
5~40℃ ambient temperature, 5~80% ambient humidity (no dew condensation)
|