| Range | 0.00 to 9.99 NTU 10.0 to 99.9 NTU 100 to 1000 NTU |
|
| Range Selection | Automatic | |
| Resolution | 0.01 NTU from 0.00 to 9.99 NTU 0.1 NTU from 10.0 to 99.9 NTU 1 NTU from 100 to 1000 NTU |
|
| Accuracy | ±2% of reading plus 0.02 NTU | |
| Repeatibility | ±1% of reading or 0.02 NTU, whichever is greater | |
| Stray Light | < 0.02 NTU | |
| Light Source | tungsten filament lamp | |
| Light Detector | Silicon Photocell | |
| Method | Ratio Nephelometric Method, ratio of scattered and transmitted light; Adaptation of the USEPA Method 180.1 and Standard Method 2130 B | |
| Standards | < 0.1, 15, 100 and 750 FTU | |
| Calibration | Two, three or four point calibration | |
| Logging Memory | 200 records | |
| Serial Interface | RS232 and USB | |
| Environment | 0 to 50°C (32 to 122°F); max 95% RH non-condensing | |
| Power Supply | 4 x 1.5V AA alkaline batteries or AC adapter | |
| Auto Shut-off | After 15 minutes of non-use | |
| Dimensions | 224 x 87 x 77 mm (8.8 x 3.4 x 3.0") | |
| Weight | 512 g (18 oz. |
