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WATER ANALYSIS<br />

Typical Applications<br />

Drinking Water<br />

Filtered Water<br />

Final Product Clarity<br />

Wastewater Treatment Plant Effluent<br />

TRCN-96<br />

Analyzer<br />

ø 21<br />

(0.844)<br />

4 PLACES<br />

Turbidity Analyzer Dimensions, mm (in)<br />

MENU<br />

ESC<br />

ENTER<br />

89<br />

(3.50)<br />

150<br />

(5.91)<br />

144<br />

(5.67)<br />

Panel Cutout: 137 (5.4) H x 131 (5.15) W<br />

89<br />

(2.00)<br />

25<br />

(1.00) TYP. MOUNTING<br />

BRACKET<br />

15<br />

(0.60)<br />

Four-Beam Technology<br />

The four-beam method uses two<br />

light sources and two photodetectors<br />

spaced at 90° intervals around the<br />

sample chamber. Two measurement<br />

phases provide four independent<br />

measurements from two light sources.<br />

During phase I, photodetector #2<br />

provides a 90° scattered light active<br />

signal, while photodetector #1 provides<br />

a forward scattered light reference<br />

signal. During phase II the process<br />

is reversed.<br />

The microprocessor uses a ratiometric<br />

algorithm to calculate the turbidity<br />

value from the four readings.<br />

This method mathematically cancels<br />

error effects from aging or fouling<br />

of components, and compensates<br />

for color effects. Even as detector<br />

sensitivity changes with age, the fourbeam<br />

method neutralizes the effects<br />

of these changes without calibration.<br />

LIGHT<br />

SOURCE<br />

#1<br />

LIGHT<br />

SOURCE<br />

#2<br />

To Order (Specify Model No.)<br />

Model No. Price Description<br />

TRCN-96 $1995 Turbidity sensor and analyzer with 0.6 m (20') cable<br />

TRCN-96-CE 2145 TRCN-96 with CE Approval<br />

TRCN-96-PM 40 Pipe mounting kit<br />

TR-8220 450 Calibration standard cube<br />

Ordering Example: TRCN-96, turbidity sensor and analyzer, $1995<br />

PHASE I<br />

PHOTO<br />

DETECTOR<br />

#2<br />

CHANNEL<br />

1<br />

ACTIVE<br />

PHOTO<br />

DETECTOR<br />

#1<br />

CHANNEL<br />

1<br />

REFERENCE<br />

LIGHT<br />

SOURCE<br />

#1<br />

LIGHT<br />

SOURCE<br />

#2<br />

PHASE II<br />

PHOTO<br />

DETECTOR<br />

#2<br />

CHANNEL<br />

2<br />

REFERENCE<br />

PHOTO<br />

DETECTOR<br />

#1<br />

CHANNEL<br />

2<br />

ACTIVE<br />

MOST POPULAR MODELS HIGHLIGHTED!<br />

Order Online<br />

omega.com ®<br />

Over 100,000 Products Available!<br />

For the complete selection of Water Analysis<br />

products, refer to The Green Book ® 139

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