Sensorex CS665 Series Product Manual Download Page 4

3

CS665 Steam-Sterilizable 

Contacting Conductivity Sensor

Form: InstrCS665-Rev A [Rev: 2020-04-23] 
© 2020 Sensorex Corporation

Sensor Installation

Mechanical

1. 

Mount electrodes in stainless steel sanitary tee (1.5” or 

2”, depending on selected options). See 

FIG 1

. Place seal 

provided with tee in groove on tee flange as shown. 

2. 

Seat electrode on top of seal so that seal’s raised edge sits 

in groove on the underside of flange. See 

FIG 1

. Attach clamp 

around tee flange and electrode flange. Swing wing nut into slot 
in flange and tighten clockwise to seal. 

3. 

Align sensor hole as closely as possible with center of tee 

outlet. See 

FIG 2

.

Always shut off flow when installing or removing 
electrodes.

Electrical

Follow conductivity meter/controller manufacturer’s instructions. 
Please note the following sensor wiring configurations:

White

White

: Conductivity (Outer Electrode)

Black

: Conductivity (Inner Electrode)

Green

 and 

Red

: Temperature Sensor

Clear

Clear

: Shield

Follow wiring instructions supplied with your controller.

Sensor Cleaning

Do NOT clean sensors with an abrasive brush that 
could scratch the surface of the stainless steel. 

This will 

adversely affect the measurement.

INLET

TE

L

T

U

O

OUTLET

ALIGN SENSOR 

HOLE AS CLOSELY 

AS POSSIBLE WITH 

CENTER OF TEE 

OUTLET

   INLET

FIG 2

CAUTION

CAUTION

1

2

3

Tri-Clamp

(user supplied)

CS615TC or 

CS620TC sensor

(user supplied)

Quad seal

(user supplied)

(user supplied)

FIG 1

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