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Product Range
Pressure Instruments
Temperature Instruments
Humidity Instruments
Flow Instruments
Level Instruments
HVAC / BMS Sensors
Indicators & Controllers
Portable Instruments
Air Quality Sensors
Water Quality Sensors
- PH-1001-PH Transmitter
  Without Display
- PH-1011-PH Transmitter
  With Display
- TDS-691-TDS
  Transmitter Without Display
- EC691-Conductivity
  Transmitter Without Display
- EC692-Conductivity
  Transmitter With Display
- ORP-1001-ORP
  Transmitter Without Display
- DOT-6400-
  Submersible Galvanic
  Dissolved Oxygen Sensors
- CL5-Free Chlorine Sensors
- Watertest K-100-TH-
   Total/Ca-Hardness Controller
- TBD-99-Online Turbidity Meter
- WH:Total Hardness Automatic    Analyzer
- CD4: Chlorine Dioxide Sensors
- SA-300: Silica Analyser
- SA-300H: Silica(SiO2) Analyzer
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Parameter : TDS
Range : 0 to 5000 ppm
Display : Optional
Accuracy : ± 0.5% / 1.0% of F.S
Power Supply : 230V AC
Max Pressures : Upto 7 Bar

Special Features :

Low Cost OEM Series
Wide Temperature Range
Precision Indication of TDS with Current Output
Compact Version
Automatic Temperature Compensation
Weatherproof / Fireproof ABS IP55 Enclosure

Applications :

TDS691 Conductivity Transmitter is one easy to use wall mounting transmitter for
continuous monitoring. Available without the LCD display, the transmitter can transmit the TDS value of your solution with a very high accuracy with added option
of self calibration. With Internal temperature compensation, TDS691 delivers fast and high accuracy. Precision TDS transmitter immediately detects changes in the Concentration of the total amount of dissolved solids in the solution. With a 230V AC power supply, This instrument features 2 wire electrodes making it easier in the world to facilitate the replacement of used electrodes.

Specifications :

TDS Range : 0 ~ 1000 ppm (Other Ranges Available On Demand)
Accuracy : ±1% of F.S
Operating Temp. : - 10 C to 50 C
Storage Temp. : - 30 C to 85 C
Power Supply : 230V AC
Electrode Connection   2 Wire Electrodes
Electrode Type : mV
Output : 4-20 mA, 2 Wire
Enclosure : ABS Moulded Housing
Mounting : Wall Mounting
Calibration : Internal Span and Zero using Potentiometers
water quality testing, water quality sensors
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