AL-AC120Type online water quality automatic analysis and detection instrument

This method is suitable for chemical oxygen consumption in（0～5000）mg/LWithin the range and with chloride concentration lower than2.5g/L Cl-According to the actual requirements of users, the wastewater can be suitable for chloride concentrations below20g/L Cl-The wastewater.

usePanasonicImportPLCWaiting for control components reduces environmental interference and equipment failures.

Main performance parameters

Parameters TECHNICAL INDEX

measuring range （0-5000）mg/L

LLOQ ≤15mg/L(Indication error ±)30%）

repeatability ≤±5%

Low concentration drift ±5mg/L

High concentration drift ≤5%

Measurement period The minimum measurement period is20Minutes, according to the actual water sample, can be5～120minModify the dissolution time arbitrarily

sampling period Time interval（10～9999minArbitrary adjustable) and whole point measurement mode

calibration cycle 1～99Adjustable at any time interval of the day

Maintenance Cycle Usually once a month, about60 min

output RS-232，RS-485，4-20mA(Optional)

Environmental requirements Indoor temperature adjustable, recommended temperature+5～28℃； Humidity ≤90%(No condensation)

power supply AC220±10% V，50±10% Hz，5A

Indication error: Basic range0-200mg/l

The concentration of the standard solution is 40.0 mg/Ltime ±10%

The concentration of the standard solution is 100.0 mg/Ltime ±8%

The concentration of the standard solution is 160.0 mg/Ltime ±5%

memory effect

The concentration of the standard solution is 40.0 mg/Ltime ±10%

The concentration of the standard solution is 160.0 mg/Ltime ±8%

Actual water sample comparison test

Water sample concentration<50.0 mg/L ≤5 mg/L

Water sample concentration≥50.0 mg/L ≤10%