TDS Mini Controller (0 to 1999 ppm) – BL983319

Original price was: 245 $.Current price is: 205 $.

The HANNA BL983319 TDS Mini Controller is a compact and user-friendly solution for monitoring Total Dissolved Solids (TDS) in water treatment systems. With an easy-to-read LCD display and built-in alarm function, it provides accurate and reliable TDS readings in real time.

The controller is also incredibly easy to install and operate, making it an ideal choice for both novice and experienced users alike. Order yours today for the ultimate in water management technology!

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Product details

Introducing the BL983319 TDS Mini Controller, the ultimate solution for accurate and reliable monitoring of Total Dissolved Solids (TDS) in your water treatment systems. Designed with advanced technology and precision engineering, this high-quality controller provides unmatched performance and versatility for all your water management needs. With its compact and user-friendly design, the BL983319 TDS Mini Controller is perfect for a wide range of applications, including reverse osmosis systems, water purification systems, aquariums, and much more. Whether you need to maintain precise TDS levels for industrial processes or ensure the purity of your drinking water, this powerful controller has you covered.

One of the key features of the BL983319 TDS Mini Controller is its easy-to-read LCD display, which provides real-time TDS readings in parts per million (ppm). This allows you to monitor your water quality with confidence and make adjustments as needed to maintain optimal TDS levels. Additionally, the BL983319 TDS Mini Controller is equipped with a built-in alarm function, which alerts you when your TDS levels fall outside of your desired range. This ensures that you can take action quickly to avoid any potential problems and maintain optimal water quality.

Finally, the BL983319 TDS Mini Controller is incredibly easy to install and operate, with intuitive controls and a user-friendly interface. This makes it an ideal choice for both novice and experienced users alike.


  • TDS Range: 0 to 1999 mg/L (ppm)
  • TDS Resolution: 1 mg/L (ppm)
  • TDS Accuracy: (@25°C/77°F) ±2% F.S.
  • TDS Conversion Factor: 0.65
  • Temperature Compensation: automatic from 5 to 50°C (41 to 122°F) with ß =2%/ºC
  • Calibration: manual, with CAL trimmer
  • Dosing Relay: maximum 2A (fuse protected), 250 Vac, 30 VDC Contact close when measuring setpoint
  • Overtime: adjustable, typically from 5 to approximately 30 minutes
  • Power Supply: models “-0”: 12 VDC adapter (included) models “-1”: 115/230 VAC; 50/60Hz
  • Dimensions: 83 x 53 x 99 mm (3.3 x 2.1 x 3.9’’)
  • Weight: models “-0”: 200 g (7.1 oz.) models “-1”: 300 g (10.6 oz.)
  • Ordering Information: Supplied with mounting brackets, transparent cover, and instruction manual.
  • Recommended Probe: HI7634-00 EC/TDS probe with internal temperature sensor and 2 m (6.6’) cable (not included).


  • Labeled Termination Connections
  • Fuse Protected Dosing Contacts
  • Multicolor LED Indicator
  • Relay Control Override
  • Programmable Overdose Protection
  • Adjustable Dry Contact Dosing Relay

Downloadable PDF

TDS Mini Controller - BL983319 (English)