BOQU wants to know the technical parameters CODG-3000 for COD online analysis
BOQU wants to know the technical parameters CODG-3000 for COD online analysis
CODG-3000typeCODChromium method online automatic analyzer
Technical Indicators:
Method basis: National standardsGB11914-89 "Water Quality - Determination of Chemical Oxygen Demand - Potassium Dichromate"；
Measurement range:5-5000 mg/L COD；
accurate indeed Degree:When ≥ 100mg/L, not exceeding ± 10%; When<100mg/L, not exceeding ± 8mg/L；
heavy again Sex:When ≥ 100mg/L, not exceeding ± 10%; When<100mg/L, not exceeding ± 6mg/L；
Indication error: not exceeding±10%；
Measurement cycle: *The small measurement cycle is50 minutes, according to the actual water sample, the digestion time can be modified arbitrarily within 5-120 minutes；
Sampling period: Time interval（55~9999min adjustable) and whole point measurement mode；
Calibration cycle:Adjustable at any interval and time from 1 to 99 days；
Maintenance cycle: Usually once a month, about30min；
lose Out:4~20mA(2路) RS232、RS485；
relay output: 2 control relay outputs；
Environmental requirements: Indoor temperature adjustable, recommended temperature+5～28℃； Humidity ≤ 90% (non condensing)；
electricity Source:AC220±10% V，50±10% Hz，5 A；
ruler Inch: Height1570 x width 500 x depth 450 mm；
its He:Abnormal alarms and power outages will not result in data loss; Touch screen display and command input; After abnormal reset and power failure, the instrument will automatically discharge residual reactants and restore working status.