
C Star
Single Channel Transmissometer
SN:  CST-399DR
Specifications
Measured Parameters

Transmittance

Mechanical


25cm pathlength
18.5 x 2.5 x 3.7 in
(47 x 6.4 x 9.3 cm)




Material           
Hard anodized aluminum

Rated Depth
6,000 m  (aluminum)

Weight, in air
in water
8 lbs (3.6 kg) (aluminum); 
6 lbs (2.7 kg) (aluminum); 


Electrical





Power Input
715 VDC

Power Dissipation
400 mw (typical)

Data Output
05 volt analog

Time Constant
0.167 sec

Precision 
1 mV

Dynamic Range
>4,000

Temperature Error
Specified:  0.02% F.S./deg C
Observed:9 mV range (0-30)

Linearity Error
< 0.1%, F.S. 


Optical





Pathlength
25 cm 

Wavelengths          
660 nm

Bandwidth
~ 20 nm

Beam Divergence
0.8 deg in water






C Star







WET Labs, Inc. 	01-541-929-5650   FAX- 929-5277	www.wetlabs.com
Rev C 8/10/00


