DO-6538 On-line Dissolved Oxygen Meter
Description:
The industrial online dissolved oxygen meter is a water quality online monitoring and control instrument with a microprocessor.
The instrument is equipped with a polarographic dissolved oxygen electrode, which is widely used in power plants, metallurgical
electronics, mining industry, paper industry, biological fermentation, medicine, food and beverage, water treatment, aquaculture,
and other industries. It continuously monitors and controls the dissolved oxygen and temperature value of water solutions.
Feature:
LCD display
Intelligent menu operation
Data Recording & Curve Display
Various automatic calibration functions
Manual or automatic temperature compensation
Three sets of relay control switches
High alarm & low alarm,hysteresis control
4-20mA&RS485Multiple output modes
Dissolved oxygen, temp, etc.simultaneously
showed on the same screen
Password protection function to prevent misoperation
by non-staff
Technical parameters:
Measurement range: DO:0~200μg/L~20.0mg/L; Temp:-10~150.0ºC;
Resolution: DO:0.1μg/L;0.01mg/L; Temp::0.1ºC;
Basic error: DO:±1%F.S; Temp: ±0.3ºC;
Electrode residual signal:<1‰;
Response time(final value 90%): 25ºC<60S;35ºC<30S;
Tability: At constant pressure, Weekly drift<2%F.S;
Two current outputs: 0/4 ~ 20 mA (load resistance < 750 Ω); 20~4mA(load resistance<750Ω);
Communication output: RS485 MODBUS RTU;
Three groups of relay control contacts: 5A 250VAC,5A 30VDC;
Power supply: 85~265VAC±10%,50±1Hz, Power :≤3W;9~36VDC, Power : ≤3W;
Overall dimension:144×144×118mm;
Installation mode: panel, wall hanging, pipe type;
Panel opening size:138×138mm;
Waterproof grade: IP65;
Instrument weight: 0.8kg;
Instrument working environment:
Environment temperature :-10~60ºC;
Relative humidity:<=90%;
In addition to the earth's magnetic field around no strong magnetic interference
Package:
Application:
Company profile:
Suzhou Holi Smart Technology Co., Ltd. is located in beautiful suzhou city, that is a professional supplier which provide
development, manufacturing, sales of various water quality analysis instruments. Our company specialize in the production water quality analysis instruments and various sensors.
Main production:
1. Industrial Online Meters/controllers and various sensors/electrodes.
2. Environmental protection Online Meters/controllers and various sensors/electrodes.
3. Flow meters and pressure gauges
4. Laboratory instruments and electrodes
5. Business water quality tester pen (PH/TDS/EC/ORP/TEMP......)
6. Soil meter/ Soil detector/ Fertilizer nutrient tester
Our products widely used in power plant, petrochemical, mining and metallurgy, environmental protection of water treatment, light
industry electronics, water plant and drinking water distribution network, food and beverage, hospital, aquaculture, new
agricultural planting and biological fermentation process and other industries,ect. helping customer to provide good water quality monitoring solutions.
Focus on water quality monitoring and analysis, To be your ideal water quality monitoring supplier.
Audited Supplier 
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