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Outline
DO Analyzer(DWA-2000A Controller) has built-in micro processor and DIN96 Standard size for install on-the-spot. It is compact and rapid indication controller to measure dissolved oxygen values constantly, and it is used in various places such as water treatment plant, sewage treatment plant, Dirty water treatment plant, Night soil treatment plant, combine purifying Tank, Industrial waste water treatment plant, Live stock waste water treatment process and water Quality Industry.
This compact case has the built-in high brightness 7-Segment, manual/auto calibration, sensor automatic temperature compensation, Relay contact output(2 phases), long distance 1.6Km COMMUNICATION MODEM interface function. And this product actualizes LOW-COST to make the customer’s satisfaction and faith.
DO Analyzer(DWA-2000A Controller) includes Isolation function and all the circuit needs in 4~20mA Output and Transmission to provide faithful data in any monitoring process and controlling place.
Function/Features
● DIN Standard 96 Size
● Relay contact High, Low 2-Output
● Real Time Measurement Value Transmission 4~20mA
● Long Distance Communication DC Power Modem(Option)
● Water-jet, Air-jet, Ultrasonic Wave, and Medicinal fluid Cleaning of relay contact output
● Automatic/ Manual temperature compensation
● Automatic/ Manual calibration.
Specification
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Classification
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Product Specification
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Product Name
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Online Dissolved Oxygen Analyzer
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Model Name
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DWA-2000A
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Measurement Range
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0~20ppm, mg/ℓ
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Power
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AC100V/AC220V 50/60Hz ±10% 3VA
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Display
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Indicate Measurement(7-Segment), Indicate Temperature(7-Segment)
Indicate Signal(LED)
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Keypad
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Membrane Keypad 8 keys
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Temperature Range
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Temperature : -25℃ ~ 70℃
Relative Humidity : Max. 90%(Non-condensing)
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Accuracy
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± 1% of Full Scale
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Repeatability Reproducibility
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± 1% of Full Scale
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Response
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60 sec (98% saturation)
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Relay Output
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High, Low(2 Outputs)
Water-jet, Air-jet, Ultrasonic Wave, Medicinal fluid cleaning(Option)
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Signal Output
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DC : Isolated 0~20, 0~24, 4~20mA(Selectable)_Option
Digital Interface : Isolated RS232C/DC POWER MODEM_Option
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Temperature Compensation
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Auto/Manual Temperature Compensation (RTD/PT1000Ω/PT100Ω/NTC10K)
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Salt content Compensation Range
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0.0% ∼ 2.5% changeable
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Pressure Compensation Range
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1013 hPa Default Setting & Option pressure setting function
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Measurement Method
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Polarograph Method, Galvanic Method
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Condition
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Measurement Pressure - Polarograph Method (ATM, 0~3kgㆍf/cm2)
- Galvanic Method (ATM, 0~1kgㆍf/cm2)
Measurement Flow – Submersion(Min. over 30cm/min)
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Sensor Calibration
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Auto/Manual Calibration
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Enclosure Material
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ABS
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Enclosure Size
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96(W)×96(H)×125(D)
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Enclosure Structure
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IP54, Outdoor installation structure
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Enclosure Installation
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Panel Mounting
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Weight
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About 0.5Kg
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