Online Process Turbidimeter

• EPA and ISO compliant models
• 0-10, 0-100, and
0-1000 NTU ranges
• Customizable data logging
• Simultaneous 4-20mA and Modbus signal outputs
• Ultrasonic cleaning
• USB port for downloading data and installing software updates
• Two programmable high/low/ error alarms and optional flow alarm


Range0-10 NTU pre-calibrated
0-100 NTU and 0-1000 NTU calibration files included on USB key provided
Measurement PrincipleNephelometry (90°)
Accuracy2% of reading or +/- 0.02 below 40 NTU (whichever is greater)
5% of reading above 40 NTU
Resolution0.001 (below 10 NTU) User-Selectable
Response TimeFast Response : Adjustable Averaging
Standard Outputs4-20mA isolated and RS-485
RS-485 ProtocolsModbus
User Alarms2 user-selectable high/low/system alarms C Form
Light SourceWhite Light (krypton gas lled) or Infrared (860nm LED)
Operating Temperature1°C-50°C (34°F - 122°F)
Input Pressure1-101psi (7 bar) (built in regulator set at 15psi)
DisplayCustom backlight LCD
CertificationsUSEPA, ISO 7027, CE Approved
Power Input*100-240VAC, 47-63Hz