PH-018(485) RS485 Industrial on-line PH Controller
• The intelligent: using micro processing chip, complete pH measurement,temperature measurement, temperature compensation, automaticcommunication network, man-machine interface and other functions.
• Anti - interference: mA output, RS485 communication and measurementcircuit adopts photoelectric isolation technology, has goodelectromagnetic compatibility, strong anti-interference ability.
• The multi parameter display: time, temperature, pH, mA output, high andlow limit setting value and the alarm output and displayed on the LCDscreen.
• The display: 320*240 color LCD screen, high resolution, beautifulappearance, WIN8 METRO style menu, friendly man-machine interface.
• The RS485 communication: follow MODBUS RTU standard communicationprotocol, multi unit network monitoring and automatic control ofcomputer connection.
• The industrial control watchdog: ensure that the instrument do not crash.
• The time display: built-in clock chip, display the current date and time.
• The temperature compensation, automatic temperature compensation,you can also manually input the temperature, manual temperaturecompensation.
• It is widely used in monitoring and control of pH in thermal power,chemical fertilizer, metallurgy, environmental protection, pharmaceutical,biochemical, aquaculture, greenhouse cultivation, food and tap waterand other industries.
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Range
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pH
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0.00 ~ 14.00 pH
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Temperature
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0～100℃
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Resolution
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pH
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0.01 pH
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Temperature
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0.1℃
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Accuracy
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pH
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±0.02pH
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Temperature
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±0.5℃
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Automatic Temperature Compensation
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0 ~ 100°C,25℃
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Repeatability error of electronic unit
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±0.02pH
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Stability
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±0.02pH/24h
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InputImpedance
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≥1012Ω | |
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Output current
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4~20mA
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Output currentAccuracy
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≤±1%FS | |
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High-low alarm relay
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AC220V、10A
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RS485
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MODBUS RTU
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Power Supply
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AC220V±22V,50±1Hz
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levels of protection
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IP54
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Environment
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0℃~60℃; RH≤95℅
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Dimensions
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96mm x 96mm x 110mm
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Hole Size
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92mm x 92mm
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Weight
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1050g | |
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