GLobal Water TB504-IR Turbidity Analyzers (0-1,000 NTU, Infrared, ISO 7027, Autoclean)

Range:  0 - 1000 NTU

Light: Infrared

Method: ISO 7027

Autoclean: Yes

Measurement Principle:  Nephelometry (90 degrees)

Accuracy:  2% of reading or ± 0.02 below 40 NTU, 5% of reading above 40 NTU

Resolution:  0.0001 Selectable

Response Time:  Adjustable (5 to 500 seconds) (0 - 1000 NTU)

Input Pressure:  1 - 200 psi (built in regulator set at 15 psi)

Standard Outputs:  4-20 mA Galvanic Isolated or RS-485

RS-485 Protocols:  Modbus 

User Alarms:  2 High/Low Alarms

Alarm Contacts:  Form C 250 VAC 2A

Display:  Multiline Custom Backlight LCD

Built in Diagnostics:  Yes

Storage Temperature:  -4°F to 140°F (-20°C to 60°C)

Operating Temp:  32°F to 122°F (0°C to 50°C)

Wetted Surfaces:  Nylon, Borosilicate Glass, Silicon, Polypropylene, Stainless Steel 

Outdoor Installation:  32°F to 122°F (0°C to 50°C)) 

Dimensions:  14x12x12 inch (35x30x30 cm)

Shipping Weight:  5.5 lbs. (2.5 kg)




  • Quality Engagement
  • Easy change and return
  • Delivery Avaliable
  • Favorable payment