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Shandong Dongrun Instrument Science and Technology Co., Ltd.

PH Ec Controller, Dr7201 Analyzer, Dual Parameter Analyzer manufacturer / supplier in China, offering Dr7201 Dual Parameter pH Ec Controller Analyzer, Optical Fluorescence Method Dissolved Oxygen Analyzer, Industrial Online Liquid Conductivity Senser Meter and so on.

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Supplier Homepage Product Multi parameter water analyzer Dr7201 Dual Parameter pH Ec Controller Analyzer

Dr7201 Dual Parameter pH Ec Controller Analyzer

FOB Price: US $600-1,500 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $600-1,500/ Piece
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Port: Yantai, China
Production Capacity: 50000 PCS/Year
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: DR7201
  • Transport Package: Carton
  • Origin: China
  • Trademark: As the customer required
  • Specification: M20*1.5 or1/2′ NPT connection
Product Description
    DR7201 dual parameter pH ec controller analyzer
It is based on pH and conductivity analyzer to improve the dual parameters analyzer. With high accuracy measurement, fast response, small size, easy installation and maintenance features. Widely used in drinking water, food, chemicals, petrochemical, power generation, pharmaceutical, water treatment and other industrial occasions.
Dr7201 Dual Parameter pH Ec Controller Analyzer  

Specification
pH Sensor
Measurement rangepH: 0~14pH; ORP: -1999~+1999mV
Instrument stability±0.05pH(±2mV)/48h
Measurement error±0.05pH(±2mV)
Instrument resolution±0.01pH(±0.1mV)
Input impedance>3×1012Ω
Output signal4~20mA.DC or RS485(MODBUS)
Input signalhigh impedance millivolt signal
Output load resistance4~20mA.DC, 0~500Ω
Alarm setting range0~14pH( can be set)
Alarm setting hysteresis widthfull scale hysteresis setting
Alarm output contact capacity250VDC, 3A
Temperature measurement range-10~150°C
Operating ambient temperature-10~55°C
Power supply220V. AC ±10%, 50Hz, 15W
Temperature compensating range-10~100°C
Temperature compensating error<0.005PH/°C
 
Conductivity sensor
Operating conditiona. Ambient temperature: 0~40 ºC
b. Relative humidity: ≤85%
c. No strong vibration, no strong magnetic field disturbance
d.   Power supply: 220VAC±10% 50±5Hz
e. Medium temperature: 0~80ºC
f. medium pressure: ≤0.5MPa
Measurement range0-0.2-2-20μs/cm (K=0.01cm-1 )
0-2-20-200μs/cm(K=0.1cm-1  )
0-20-200-2000μs /cm(K=1cm-1)
The measurement ranges shift automatically.
Resolution Conductivity: 0.001μs/cm; temperature: 0.1ºC
Accuracy Conductivity: ±1% F.S
 Temperature: ±0.5ºC
Clock: ±1min/month
Repeatabilitya. conductivity: ±0.5% FS
b. temperature: 0.2 ºC
Stability ±0.5% F.S/24h
OutputCurrent: two-way isolated 4-20mA at most; Relative conductivity or
temperature can be selected. The maximum load is 500Ω; Accuracy:±0.5%
Control: 4 adjustable alarm relay contact, 1 cleaning relay contact (22VAC, 3A)
Communication: RS485 computer communication interface signal; address
and baud rate can be selected

Company Information
Dr7201 Dual Parameter pH Ec Controller Analyzer

    Shandong Dongrun Instrument Science and Technology CO., ltd was founded in 1998, specializes in manufacturing online water quality analysis equipment, material level meters, pressure gauges, flow meters, special temperature gauges and laboratory analysis equipment. Our company cooperate with the Chinese Academy of Sciences to build a water analysis laboratory, and the main products are TOC analyzer, ammonia analyzer, fluorescence oxygen analyzer, etc. We have passed the ISO9001 certification and has a professional R & D team, providing technical support to meet customer demand, particularly in the anti-corrosion, our company has a unique technology to meet different conditions of corrosion requirements.

    we are manufacturer in china for online water analyzer and level transmitter, pressure transmitter , level sensor since 1998, our product  have been exported to  Iran, India,  Australia,  Philippines , Indonesia , Malaysia, Italy , Chile, Hungary , Brazil, Colombia, South Africa, Canada , Ireland, New Zealand, Russia , Belarus, Israel, etc. have good quality and competitive price. 
Dr7201 Dual Parameter pH Ec Controller Analyzer
Dr7201 Dual Parameter pH Ec Controller Analyzer
Certificate

Dr7201 Dual Parameter pH Ec Controller Analyzer

 

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