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EC/TDS/RM-6850
Product Details
Main Features
- * English language display
- * Measure 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 set
- * Instrument mode isolated transmitting port, max circle resistance up to 750Ω
- * PID 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 value
- * High performance CPU, good electromagnetic compatibility
- * MOV and AC input be fused function
- * ESD over voltage protection is available
- * Password management avoid non-professional person to operate
Application
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
|
EC, TDS, RM-6850 Conductivity /TDS /Resistivity controller |
|
|
Measuring Range |
Conductivity: 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 ℃, Automatic, PT1000 |
|
Sensor 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) |
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Sensor cable length |
5m or as per request |
|
Display |
128 * 64 dot matrix LCD |
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Current output signal |
Isolated, Transferable 4-20mA signal output, max circle resistance 750Ω |
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Control output signal |
High/Low Limit relay control output, （3A/250 V AC） |
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Communication signal |
Modbus RTU RS485 (optional) |
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Power |
AC 220V ±10%, 50Hz (Standard) AC110V ±10%, 50Hz (Optional) AC/DC 24V(optional) |
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Working temperature. |
0～60℃, 0～100℃ (Match high temp. Sensor) |
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Working pressure: |
0～0.5MPa |
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Protection grade: |
IP 65 |
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Working environment |
Ambient Temp. 0～60℃, Relative Humidity ≤95% |
|
Overall dimensions |
96×96×127mm(high×width×depth) |
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Hole dimensions |
92×92mm(height×width) |
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Installation Mode |
Panel Mounted(Embeded) |
Conductivity TDS And Resitivity Display
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|
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|
 |
 |
 |
Matched Conductivity, Resistivity Sensor, 1/2”, 3/4”NPT or Flanged
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FAQS
Frequently Asked Questions (FAQ) About TDS
What is this controller and what scenarios is it mainly used for?
How do I install a controller like Online Conductivity?
How to maintain and calibrate this controller?
What is the reason for the inaccurate measurement of this controller?
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