conductivity - Omega Engineering
conductivity - Omega Engineering
conductivity - Omega Engineering
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CONDUCTIVITY<br />
–<br />
Conductivity Sensors Series CDE680<br />
Contacting Conductivity Probes for Use with CDTX680 Series<br />
Transmitters and CDCN684, CDCN685 and CDCN686 Series Controllers<br />
CDE681 Compression Fitting Sensor<br />
Typical Mounting<br />
SENSOR CABLE<br />
6.1 M (20')<br />
3/4" PIPE<br />
(CUSTOMER PROVIDED)<br />
3/4" NPT COUPLING<br />
(CUSTOMER PROVIDED)<br />
243.8 mm (9.60")<br />
SENSOR<br />
CLEARANCE FOR<br />
SENSOR REMOVAL<br />
1/2" COMPRESSION<br />
1/2" x 3/4"<br />
FITTING<br />
NPT REDUCER<br />
1/2" COMPRESSION FITTING<br />
88.9 TO 139.7 mm<br />
(3.50 TO 5.50")<br />
SENSOR EXTENSION<br />
1/2 OR 3/4" NPT<br />
THREADED TEE<br />
(CUSTOMER PROVIDED)<br />
SENSOR<br />
FLOW<br />
FLOW<br />
Typical Insertion Mounting<br />
Typical Immersion Mounting<br />
Common Specifications<br />
CDCN684 with<br />
Flow Rate: 0 to 10 ft. (0 to 3 m)<br />
CDE681 Electrode<br />
per second (fully immersed)<br />
Temperature Compensator:<br />
MOST POPULAR MODELS HIGHLIGHTED!<br />
Pt 1000 RTD<br />
Sensor Cable<br />
To Order (Specify Model Number)<br />
Integral (No Junction Box):<br />
6-wire cable (4 conductors and<br />
Compression Temperature/<br />
two isolated shield wires);<br />
Model Cell Fitting Pressure<br />
20 ft. (6 m) long<br />
Number Price Constant Material Thread Limits<br />
Longer lengths available.<br />
CDE681-A-K $275 0.05 Kynar (PVDF) 1<br />
⁄2 NPT When ordered with Kynar<br />
Consult <strong>Engineering</strong><br />
CDE681-A-S 350 316SS (PVDF) compression fitting:<br />
CDE681-B-K 300 0.5 Kynar 3<br />
⁄4 NPT 302°F at psi<br />
CDE681-B-S 375 316SS (150°C at 1.7 bar) or<br />
CDE681 Compression Fitting Style Sensor CDE681-C-K 300 1.0 Kynar 3<br />
⁄4 NPT 97°F at 150 psi<br />
Purposely designed for ultrapure water and<br />
CDE681-C-S 375 316SS (36°C at 10.3 bar)<br />
pure water applications, these small, enhancedperformance<br />
contacting <strong>conductivity</strong> sensors<br />
CDE681-D-S 375 316SS compression fitting:<br />
CDE681-D-K 300 5.0 Kynar 3<br />
⁄4 NPT When ordered with 316SS<br />
provide the required absolute cell (K) constant CDE681-E-K 300 10.0 Kynar 3<br />
⁄4 NPT 302°F at 200 psi<br />
accuracy, and ultrafast-acting temperature<br />
CDE681-E-S 375 316SS (150°C at 13.7 bar)<br />
compensation. Materials of construction extend<br />
sensor operating life with no degradation in Accessory<br />
measurement reliability.<br />
Model Number Price Description<br />
Wetted Parts–Titanium electrodes, PTFE<br />
CDE681-XA-LVFC $75 Low volume flow chamber<br />
insulator and treated Viton ® O-ring seals<br />
This 1 ⁄2 inch Kynar (PVDF) tee is only used with a 0.05 cell constant sensor. It limits sample<br />
volume to approximately 20 ml for high-purity water applications.<br />
Viton ® is a registered trademark of DuPont Dow Elastomers.<br />
256.5 mm (10.10")<br />
6.1 M (20')<br />
31.8 TO 101.6 mm<br />
(1.25 TO 4.00")<br />
INSERTION DEPTH<br />
CLEAR W/BLACK (SENSOR SHIELD)<br />
BLACK (SENSE)<br />
RED (DRIVE)<br />
WHITE (TEMP +)<br />
BLUE(TEMP -)<br />
CLEAR (INNER SHIELD)<br />
1/2" DIA. FOR<br />
0.05 CELL CONSTANT 1/2 or 3/4"<br />
3/4" DIA FOR ALL<br />
NPT THREADS<br />
1/2 or 3/4" COMPRESSION FITTING<br />
OTHER CELL CONSTANTS<br />
CDE681<br />
Order Online<br />
omega.com ®<br />
Over 100 000 Products Available!<br />
For the complete selection of Conductivity<br />
products, refer to The Green Book ® 15
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