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HACH COMPANY was established in 1947, in Ames, Iowa, USA. For more than 60 years, Hach has been the world market leader for Analytical Instrumentation for Complete Water Analysis, providing solutions for lab, process and field.

In 2002, GLI, a leading US manufacturer of process electro-chemistry analytical instruments, became part of the Hach Company family.

Water analysis has to be right. Our customers deserve complete, reliable solutions that they can be fully  confident in. Hach is your answer. We make water analysis simpler

Turbidimeter (Low Range)


Turbidimeter (Low Range)


    Applications: Drinking Water, Industrial Water.

    Meets and exceeds USEPA Method 180.1 for measuring turbidity for drinking water compliance. Plug and play connection. Sensitive to fine changes in low level turbidity with a built-in bubble removal system. Sensor only. Two year warranty.

    • Accuracy
    • Simplicity
    • Data Collection and Display
    • USEPA Reporting
    • Experience


    Accuracy:±2% of reading or ±0.02 NTU (whichever is greater) from 0 to 40 NTU
    Accuracy 2:±5% of reading from 40 to 100 NTU (Defined according to ISO 15839.)
    Alarm:When connected to sc controller: three set-point alarms, each equipped with an SPDT relay with unpowered contacts rated 5A resistive load at 230 Vac
    Certifications:Listed by ETL to UL 61010A-1: Certified by ETL to CSA C22.2 No. 1010.1: CE certified by Hach Company to EN 61010-1
    Communication:When connected to sc controller: MODBUS RS232/RS485, PROFIBUS, HART
    Compliance:Standard Methods 2130B, USEPA 180.1, Hach Method 8195
    Dimensions Metric (H x W X D):254 mm x 305 mm x 406 mm
    Mounting:Turbidimeter body and head assembly: wall and floor stand; sc controller: wall, pole, panel, and floor stand
    Operating Humidity:5 to 95 % non-condensing
    Operating Temperature Range:0 to 40 °C (Double Sensor System)
    0 to 50 °C (Single Sensor System)
    Output:Up to five selectable for 0-20 mA or 4-20 mA; output span programmable over any portion of the 0-100 NTU range; built into the sc Controller
    Power Requirements (Hz):50 - 60 Hz
    Power Requirements (Voltage):None
    Range:0.001 to 100 Nephelometric Turbidity Units (NTU)
    Repeatability:Better than ± 1.0 % of reading or ±0.002 NTU, whichever is greater (Defined according to ISO 15839.)
    Resolution:0.0001 NTU up to 9.9999 NTU; 0.001 NTU from 10.000 to 99.999 NTU; 0.01 NTU at 100.00
    Response Time:Initial response in 1 minute, 15 seconds for a full-scale step change
    Sample Flow Rate:200 to 750 mL/minute (3.1 to 11.9 gal/hour)
    Sample Input:1/4 inch NPT female, 1/4 inch compression fitting (provided)
    Sample Output:1/2 inch NPT female, 1/2 inch hose barb (provided)
    Sample Temperature:0 to 70 °C (32 to 158 °F)
    Ship Wt. (lbs):1720E Turbidimeter and sc200 Controller: 
    8.2 kg (18.1 lbs.)
    Signal average time:User selectable from 0, 6, 30, 60, 90 seconds
    Storage Conditions:-20 to 60 °C (-4 to 140 °F)


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