Analytical Instruments

DISSOLVED OXYGEN TRANSMITTER - SWITCH

TS 2000-DO

TS 2000-DO

Product Description

TS 2000-DO Dissolved Oxygen Transmitter – Switch is a compact and reliable instrument designed for accurate online dissolved oxygen (DO) measurement in industrial and process applications. It works with a DO electrode and provides a stable 4–20 mA analog output, with optional relay (alarm) output and RS-485 MODBUS RTU communication for automation systems. The transmitter features a backlit LCD display for clear local indication and supports a measurement range of 0 to 20.9 ppm. With high accuracy of ±0.25% of full scale, fast 1-second response time, and excellent repeatability, it ensures dependable performance. RTD PT-100 temperature compensation improves measurement reliability under varying process conditions. Housed in a corrosion-resistant SS-316 enclosure with IP-68 protection, TS 2000-DO is ideal for water treatment, wastewater, and industrial process monitoring applications.

Product Parameters

Configure the transmitter and electronics based on application, environment, and compliance requirements.

Type of Input  DO Electrode
Type of Output 4-20 mA DC Output
Alarm or Relay Output 1 Relay Output (Optional)
Communication Output RS-485 MODBUS RTU (Optional)
Display Local display LCD with backlit
Calibration Range 0 to 20.9 ppm
Electronics Transmitter Accuracy +/- 0.25% F. S.
Repeatability +/-0.05% of SPAN, at 25 °C
Isolation 1.4 KV between Input, Output & Power Supply
Electrical Connections M12 Connector
Sensor Connection Remote 5 meter cable
Power Supply 18-36V DC
Power Consumption < 5W
Response Time 1Sec
Temperature Coefficient Temp +/- 0.01% per °C
Temperature Compensation RTD PT-100
Electronics Enclosure SS-316
Electronic Protection Class Weather Proof IP-68
Mounting 2” Pipe Mounting / Direct Line Mounting
Ambient Temperature 20°C to 70°C
Ambient Humidity 5 to 95% non-condensing 
Flow Through Assembly (Optional) SS-316 / PP

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Applications

Electronet instruments are widely deployed across multiple industries and utilities for reliable monitoring and control of critical process parameters.

Industry Key Applications
Water & Wastewater Monitoring dissolved oxygen in treatment plants, aeration tanks, and effluent systems with switch output for alarms/control
Aquaculture & Fisheries Measuring DO in fish farms, hatcheries, and aquaculture systems with switch functionality for process control
Chemical & Petrochemical DO monitoring in reactors and process systems with alarm or control output
Power Generation Monitoring DO in cooling water, condensate, and boiler feedwater systems with switch for process protection
Food & Beverage DO measurement in process water, fermentation, and production lines with switch for automated control
Pharmaceuticals & Biotechnology Monitoring DO in bioreactors and formulation systems with switch output for process optimization
Pulp & Paper Industry Dissolved oxygen monitoring in pulping, bleaching, and effluent treatment processes with switch output
Marine & Shipbuilding DO measurement in ballast water, cooling circuits, and environmental monitoring with alarm/control functionality
Metals & Mining Monitoring DO in process water, effluent, and slurry for process efficiency with switch output
Environmental Monitoring Continuous DO monitoring in rivers, lakes, and industrial effluent streams with switch functionality

Key Features

Core capabilities and advantages of the product.

  • SS-316 enclosure with high corrosion resistance
  • 4–20 mA analogue output
  • Backlit LCD display
  • RS-485 (MODBUS RTU) communication
  • Easy to install
  • IP-67 protection for harsh environments
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