HEBEI JIRS IMPORT & EXPORT CO., LTD.  

Product Name: online Resistivity Controller (RM-6850) Model NO.: RM-6850-IP65 Application: Chemical Instrument, Water Treatment Trademark: JIRS Transport Package: Carton Specification: 96*96*127MM Origin: China HS Code: 9028901000 Product Description online Conductivity /TDS /Resistivity ControllerEC/TDS/RM-6850 Description:EC/TDS/RM-6850 online Conductivity / TDS / Resistivity controller can continuously measure and control conductivity/ TDS / Resistivity value of water. Main Features:English language displayMeasure Conductivity/TDS/Resistivity and Temperature, High/low limit relay control output , 4-20mAcurrent output, digital Modbus RS485 communication output (Optional)High/low limit alarm light, double relay, alarm delay could be setInstrument mode isolated transmitting port, max circle resistance up to 750ΩPID control to actuate and control powered variable value through 4-20 mA output (optional)Back light of LCD could select power saving mode, timing automatic off, brightness adjust,Conductivity constant input directly function or to calibrate probe constant as per known calibration solution's conductivity valueHigh performance CPU, good electromagnetic compatibilityMOV and AC input be fused functionESD over voltage protection is availablePassword management avoid non-professional person to operateApplication:It is widely used for the seawater desalination, aquaculture, reverse osmosis, chemical, pharmaceutical, environmental protection, metallurgy, paper making, food, beverage, water supply industry, science laboratory equipment, and all kinds of water treatment facility online monitoring and controlling.Main Technique Specification:Function ModelEC-6850 Conductivity /TDS /Resistivity controllerMeasuring RangeConductivity:0-200uS ( 0.1sensor),0-20, 000uS(1.0 sensor),0-200mS (10.0 sensor), 0-600mS(30.0 sensor)TDS:0-100ppm(0.1 sensor),0-10,000ppm(1.0/10.0 sensor)0-99,999ppm (10.0 sensor)Resistivity:0-18.25MΩ·cm (0.01 sensor)0-18250KΩ·cm (0.01 sensor)Accuracy+ 1.5% (FS)Temp. Comp.0~120 ºC, Automatic, PT1000Sensor constant:0.01, 0.1, 1.0, 10.0, 30.0 cm-1, Sensor connection:1/2"NPT (standard), 3/4"NPT(optional), Flanged (optional)Sensor cable length5m or as per requestDisplay128 * 64 dot matrix LCDCurrent output signalIsolated, Transferable 4-20mA signal output,max circle resistance 750ΩControl output signalHigh/Low Limit relay control output, (3A/250 V AC)Communication signalModbus RTU RS485 (optional)PowerAC 220V ±10%, 50Hz (Standard)AC110V ±10%, 50Hz (Optional)AC/DC 24V(optional)Working temperature.0~60ºC,0~100ºC (Match high temp. Sensor)Working pressure:0~0.5MPaProtection grade:IP 65Working environmentAmbient Temp. 0~60ºC, Relative Humidity ≤95%Overall dimensions96×96×127mm(high×width×depth)Hole dimensions92×92mm(height×width)Installation ModePanel Mounted(Embeded)Conductivity, TDS and Resistivity display: Matched Conductivity, Resistivity Sensor, 1/2", 3/4"NPT or Flanged No. 1 No.2 No.3 S.S. 316L sensor Pt.black Plastic sensor S.S.316L Flanged sensor