Online Dissolved Oxygen Analyzer

DO Analyser

Brand-ENVIRO EMPIRICAL

MODEL- S7140DO

Measurement range: DO:0200g/L20.0mg/L; Temp:-10150.0

Resolution: DO0.1g/L0.01mg/LTemp:0.1

Basic error: DO1%F.STemp: 0.3

Electrode residual signal1

Response timefinal value 90%2560S3530S

Tability At constant pressureWeekly drift2%F.S

Two current outputs 0/4 20 mA (load resistance < 750 );

 204mA(load resistance750)

Communication output: RS485 MODBUS RTU

Three groups of relay control contacts: 5A 250VAC5A 30VDC

Power supply 85265VAC10%,501Hz

 Power :3W936VDCPower : 3W

Waterproof grade IP65

 Instrument weight 0.8kg

 Instrument working environmentEnvironment temperature -1060

 Relative humidity90%;In addition to the earth's magnetic field around

 no strong magnetic interference

Measuring range 0-20mg/L

Measurement principle Fluorescence method

measurement accuracy 1%F.S

temperature measurement 0-50

pressure range 0-0.3Mpa

Temperature compensation Automatic temperature compensation

Calibration Oxygen-free water calibration, air calibration

Mounting thread On G3/4

Cable length 10 meters, or customized

waterproof level IP68