Brand:NANBEI
Model:CNP-301
Application:
CNP-301 COD·Total Phosphorus·Ammonia Analyzer
This product is the use of sealed catalytic digestion, and then colorimetric measurements.
The instrument uses advanced , narrowband interference technology and microcomputer
automatic processing of data, direct display. The instrument is widely used in environmental monitoring,
wastewater treatment and universities, research institutes and other departments.
Technical Parameter
Measurement Range: (over dilution assay)
COD: 5 ~ 2000mg / L
Ammonia: 0.02 ~ 25mg / L
Total Phosphorus: 0.00 ~ 10mg / L
Indication error:
COD: ≤ ± 5%
Ammonia: ≤ ± 3% (F.S)
Total Phosphorus: ≤ ± 5% (F.S)
Repeatability: ≤ 3%
Resistance to chloride interference: ≤ 2000mg / L (COD measurement)
Temperature control system: room temperature ~ 180 ℃ can be set, COD digestion temperature of 165 ℃, total phosphorus digestion temperature of 120 ℃.
Temperature control accuracy: ± 0.5 ℃
Temperature control time: 1 ~ 999min adjustable
Digestion time: COD is 15min, total phosphorus is 30 min
Optical stability: Instrument absorbance values drift less than 0.002A within 20min
Batch capacity: 16 water samples
Dimensions:
COD total phosphorus ammonia analyzer 340mm × 250mm × 130mm
Digestion device (DIS-16 type) 216mm × 320mm × 146mm
Weight: host 6kg, digestion device 4kg
Power consumption: <500W
Normal conditions of use:
⑴ Ambient temperature: 5 ~ 40 ℃
⑵ Relative humidity: ≤ 85%
⑶ Power supply: AC (220 ± 22) V; (50 ± 0.5) Hz
⑷ no significant vibration and electromagnetic interference, avoid direct sunlight.
Feature
●Analyzer separated with digestion, without affecting the stability of the optical system.
●Analyzer is cold light, narrowband interference optical system, good optical stability.
●High temperature digestion PID automatic temperature control, timing accuracy.
●Simple operating and saving time, Digestion colorimetric no need to change tube.
●Digestion temperature and time can be infinitely set to be used for other purposes.
●Can each save COD, ammonia nitrogen and total phosphorus standard curve 10 and 99 measured values, power is not lost.
●LCD large-screen LCD for easy and intuitive operation.
●Has a factory recovery curve to restore accidentally deleted curve operation.
●Has a print function: recording test print or query records printed immediately.
●USB interface can be connected to a computer.