| Cat.No. | Model | Measurement Range | Measurement Wavelength | Overall Dimensions | Independent Power Supply | 
|---|---|---|---|---|---|
| S23-650-200 | DEN-1B | 0.00-15.00 McF | ¥ë = 565 ¡¾15 nm | w165¡¿d115¡¿h75 mm | 3¡¿AA batteries | 
| Cat.No | S23-650-200 | 
|---|---|
| Model | DEN-18 | 
| Measurerment Range | 0.00 - 15.00 McF | 
| Display Resolution | 0.01 McF | 
| Light Source | LED | 
| Measurement Wavelength (¥ë) | ¥ë = 565 ¡¾15 nm | 
| Accuracy (0.3-5.0 McF) | ¡¾3% | 
| Measurement Time | 1 s | 
| Sample Volume | not less than 2 ml | 
| Tube External Diameter | 12 mm, 16 mm (using A-12, A-16 adapter) or 18 mm (without adapter) | 
| Possibility to restore factory calibration settings | + | 
| Display | LCD | 
| Independent Power Supply | 3¡¿AA batteries | 
| Overall dimensions | w165¡¿d115¡¿h75 mm | 
| Weight | 0.7 kg | 
| Input current/Power Consumption | 12 V, 7 mA / 0.1 W | 
| External power supply | Input AC 100-240 V, 50/60 Hz; Output DC 12 V | 
| Standard set | External power supply, A-16 and 3¡¿AA batteries |