- Model NumberCHM-301
- Brand NameYM
- Payment TermsT/T western union paypal
Features:
1.Digester and color-meter are separated, does not interfere the testing. PID automatic
temperature control.
2. Digestion time only needs 10min.
3. Cold light source, narrow-band wavelength interference, excellent optical stability.
4. Auto-zero function.
5. Power failure protection.
6. Can store every 10 standard curves of COD, NH3-N and TP, and 99 groups of record datas.
7. Large size LCD.
Technical Parameters:
1. Measuring Range:
COD (abbr. Chemical Oxygen Demand): 10~2000mg/L (Two ranges: 10~200 mg/L,200~2000 mg/L);
NH3-N (abbr. Ammonia Nitrogen): 0.02~10mg/L;
TP (abbr. Total Phosphorus): 0.00~20mg/L
2. Precision:
COD: ≤±5 %, NH3-N: ≤±3 %( F.S), TP: ≤±5 %( F.S)
3. Repeatability: ≤±3%
4. Anti-Chlorine Interference: ≤1200mg/L(COD)
5. Temperature Control System:
Set Range: room temperature~180º C;
COD digestion temperature: 165°C;
TP digestion temperature: 120°C
6. Temperature Precision: ±0.5°C
7. Digestion Time: COD 10min, TP: 30 min
8. Wavelength: 610nm(COD), 420nm(NH3-N), 610 nm(TP)
9. Optical Stability: absorb shift ≤0.002A /20min
10. Power Consumption: <500W
11. Operating Condition:
Operating Temperature Range: 5~40°C
Relative Humidity: ≤85%
Power Supply: AC(220±22)V;(50±0.5)Hz
No obvious vibration and electromagnetic interference, avoid direct sunlight.
12. Sample Quantity: 16/25/36(selectable)
13. Weight: 4 kg
14. Dimensions:
Main Unit: 266mm×200mm×130mm
Digester (DIS-16 type): 216mm×320mm×146mm
