Turbidity (Tu)

The RBRsolo³ Tu and RBRsolo³ Tu | deep use the Seapoint turbidity sensor which detects light scattered by solid particles suspended in water. During deployments, minimise direct sunlight.

Fig. 14. RBRsolo³ Tu with a Seapoint turbidity sensor

Parameter	Value
Light source wavelength	880nm
Sensing distance	<5cm from windows
Time constant	0.1s
Measurement range	0-4000FTU
Linearity	<2% deviation for 0-1250FTU range¹
Depth rating	6000m

Parameter

Value

Light source wavelength

880nm

Sensing distance

<5cm from windows

Time constant

0.1s

Measurement range

0-4000FTU

Linearity

<2% deviation for 0-1250FTU range¹

Depth rating

6000m

¹ Response becomes non-linear above 1250FTU.