Supply ammonia nitrogen analyzer

Supply ammonia nitrogen analyzer

Technical Specifications:

Measurement method: Distillation Nessler spectrophotometric colorimetric method HJ 535-2009

Test range: (0-4) mg/l, (0-15) mg/l, (0-50) mg/l, (0-300) mg/l, four levels of automatic range switching

After automatic dilution, the testing range can be extended to 0-1500mg/l

Offline detection: 0.05mg/l

Supply ammonia nitrogen analyzerResolution:<0.02mg/l

Accuracy: Standard solution<10%; Water sample<15%

Reproducibility:<5%

Dissolving time: 20 minutes, adjustable

*Running time: ≥ 720h/time

Range drift: ± 5% F.S

Sample interval: continuous, 1 hour, 2 hours... 24 hours, trigger, time point

Calibration interval: manually or automatically at selected intervals and times (1-7 days)

Cleaning interval: manually or automatically at selected intervals and times (1-7 days)

Maintenance interval:>1 month, approximately 1 hour each time

Reagent consumption: Approximately 720 samples per set of reagents

Human computer interface: 7-inch, 70000 colors, 800 * 480 resolution, TFT true color touch screen

Printing: Reserved printer interface, can be connected to an external industrial micro printer (optional)

Storage: 20000 pieces of data, not lost in case of power failure, automatically overwrite early data when full (can add 40000 pieces of data)

Communication interface: 1 RS232 digital interface or RS485, supporting MODBUS communication protocol or custom protocol

1 analog signal 4-20mA (20mA corresponds to adjustable range)

Preprocessing system: self-cleaning, backflushing, and precision filtration functions ensure good representativeness of the sample while avoiding large suspended particles from blocking the pipeline, ensuring data continuity. optional

Dimensions 900 × 600 × 450 (mm) Weight 50kg

Power supply AC 220V ± 20%, 50Hz ± 1% power 500W

Environmental temperature 5-40 ℃, environmental humidity ≤ 85%