Dry Block Temperature Calibrators
Dry Block Temperature Calibrators

TDS Controller & Transmitter
TDS 602 – 1

The TDS 602 - 1 series of TDS Controller and Transmitter provides a reliable method of Monitoring, Controlling & Transmitting 4 - 20mA / RS 485 MODBUS RTU Communication for Interfacing to PLC & Data logger. This product is suitable to measure TDS in water treatment, Electrolytic water cleaning, Chemical Industries, Food Process, Waste Water treatment, Textile Industries & Neutralization process, etc.,.

This TDS Controller & Transmitter can Measured using Industrial TDS Sensors, Temperature can be measured using temperature sensor. This TDS Controller & Transmitter has many user friendly and safety features which as follows.

  • Economical, Easy to Calibrate and Setup
  • User selectable 6 ranges from 1ppm to 200ppt
  • High Accuracy
  • Programmable Auto / Manual Temperature Compensation
  • Optional Isolated RS 485 communication with MODBUS RTU protocol
  • Optional Galvanically Isolated 4-20mA Re Trans. Output
  • Adjustable Cell Constant for particular ranges
  • Manual single or 2 point Calibration
  • 2 Relay Outputs with Configurable individual H/L Setting with 6 relay status
  • Optional audible inbuilt buzzer Output with Front key reset
  • Universal Supply Voltage 90 to 270V AC / DC
  • Model : TDS 602 - 1
  • Display : 4 + 4 Digit 0.5” & 0.39” 7 Seg RED LED Display
  • Cell Constant : * 0.01 / 0.1 / 1(user selectable depends on range*)
  • Range(any one) 1 - 20ppm, 5 - 200ppm, 10 to 2000ppm, 1 to 20ppt, 5 to 200ppt
  • Resolution : 0.01ppm to 0.1ppt (depends on range)
  • Temp. Compensation Manual / Automatic (-20.0 to +150.0ºC)
  • Temp. Sensor : RTD - PT 100 (3 wire)
  • Temp. Coefficient : 0 to 3 % / ºC(user adjustable)

  • Electrode Input Conductivity cell on rear panel

  • Accuracy : ± 1 % of range ± 1 digit

  • Set Point - 1 & 2 Two Set Point with 6 Relay Status Selectable

  • Relay Output : Relay - 1 for Setpoint - 1, Relay - 2 for Setpoint - 2 with 5A Rating

  • Relay Hysterisis : 0 to 500 counts (user adjustable)(only for High & Low control modes)

  • Relay Cyclic delay : 0 to 100 seconds (user adjustable)(only for High & Low control modes)

  • Alarm Output(optional) inbuilt audible buzzer with front key reset

  • Optional Re. Tx. output Galvanically Isolated 4 - 20 mA

  • Optional Comm. output Isolated RS 485

  • Comm. Protocol MODBUS RTU

  • Operating Environment -10 to 50ºC / 10 to 95 % RH Non Condensing

  • Power Supply : 90 to 270V AC / DC 50Hz

  • Enclosure: ABS Plastics
  • Dimension : 96 x 96 x 85 mm.

  • Cutout Dimension 92 x 92 mm

  • Weight : 500 grams (Approx.)

  1. Basic Instrument
  2. Panel mount Clamp set
  3. Instruction manual

Optional

  1. Combined Electrode with PP adapter for easy pipe line fitting
  2. 4 & 7 pH standard tablet with container

  3. Imported certified Standard buffer Solution 

  4. Pipe line Flow Through assembly 

  5. “L” type PVC setup for electrode for Tank installation