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Conductivity Transmitters

Sensorex currently offers a compact, low cost, loop-powered blind conductivity transmitter with a 4-20 mA output for use with contacting conductivity probes, model CT-1000. Also available is a loop-powered 4-20mA transmitter in 1/4 DIN box with a display and programmable ranges.  Another transmitter available is the new TCSMA transmitter, available for our use (toroidal) inductive conductivity sensors. These are perfect choices use with your PLC, Data Logger or other monitoring-control device requiring a 4-20 mA input. 

The model CT-1000 (encapsulated miniature transmitter) is a 2-wire, 4-20mA blind conductivity transmitter featuring encapsulated construction, high performance, compact size and ATC.  Connect a conductivity cell of k=0.1 or 1.0 to it to then transform the output to a 4-20mA current proportional to the conductivity level. This output may be transmitted over 2 wires to a control location. The same 2 wires provide power to the transmitter. Any DC power supply from 12 to 36V DC may be used. There are two adjustments on the transmitter to standardize the conductivity output marked as "SPAN" and "ZERO". The output can be monitored with a loop-powered meter, a loop resistor, PLC, Data logger or a multimeter during the standardization process.  ATC is available, when connected to a 10k NTC thermistor.

The CON500 features microprocessor based technology and offers 6 user programmable conductivity ranges.  Both conductivity and temperature are displayed simultaneously on the large LCD display.  Out of range current indicator and current hold during calibration, are just a few of the user-friendly programming features that are standard with this transmitter.  The CON500 ranges allow for use of sensors with k=0.1, k=1.0 and k=10.0, a feature not possible with the CT-1000 (fixed range & k-factor).  Both "ZERO" and "SPAN" calibration adjustments are made via the easy-to-use membrane touch pad.  The housing is a 1/4 DIN box with IP65 & NEMA4X rating that can be panel or wall mounted.

The new TCSMA 2-wire transmitter is designed for use with our TCS3020 series toroidal sensors. DC power requirement is 16-35VDC. Output is isolated 4-20mA. Download Specs for details.

            

                               CON500

                                    Toroidal Transmitter

                                                    TCSMA

click image to enlarge

4-20mA Conductivity Sensor Transmitter
Product Features
  • Compact size 
  • Fully Encapsulated 
  • Competitively priced 
  • Adjustable zero and span 
  • Loop Powered 

CT-1000

1

CON500

1

TCSMA