Digital conductivity cell TetraCon® 925 | 4-electrodes | graphite

SKU: 301710

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Description

Conductivity measurement in aqueous samples

Universal digital conductivity cell for measurement in aqueous samples with proven four electrode technology.

Highlights:

Proven four electrode technology
Integrated NTC 30 kOhm temperature sensor
Epoxy shaft
Easy handling, robust design
Automatic transfer of cell constant and temperature compensation
Wide area of application: 1 µS/cm to 2000 mS/cm
Waterproof up to 10 bar (IP 68)

Variants

Variants
Art.-No.	Name	Description
301710	TetraCon® 925	4-electrodes digital conductivity measurement cell with 1,5 m fixed cable with water-proof digital plug
301711	TetraCon® 925-3	4-electrodes digital conductivity measurement cell with 3 m fixed cable with water-proof digital plug
301716	TetraCon® 925-P	4-electrodes digital conductivity measurement cell with plug head for AS/IDS-x cables

All conductivity cells

Portable meters

Lab meters

Specifications

TetraCon®	925	925-3	925-P
Art.-No.	301710	301711	301716
Shaft/head material	Epoxy/POM
Electrode material	Graphite
Type	4-electrodes
Temperature sensor	NTC 30 kOhm
Cell constant	0.475 cm^-1
Max pressure	Cable connection: 2 bar, plug head: 10 bar
Measurement range	1 μS/cm .... 2000 mS/cm
Temperature range	-5 ... 70 °C (100 °C (only shaft))
Min./max. immersion depth	Min.: 36 mm Max.: Whole cell + cable
Shaft length	120 mm
Shaft diameter	15.3 mm
Connection	Waterproof digital plug with 1.5 m fixed cable	Waterproof digital plug with 3 m fixed cable	Without cable

Accessories

Calibration solutions for conductivity - WTW

Solutions for the calibration of standard and pure water measuring cells

WTW - Electrolytes and cleaning solutions

Consumables for pH electrodes

Downloads

Manuals

TetraCon® 925 (/C)(-P) (German)
IDS Leitfähigkeitssensor,
Bedienungsanleitung
Download file

TetraCon® 925 (/C)(-P) (English)
IDS Conductivity sensor
Operating manual
Download file

TetraCon® 925 (/C)(-P) (French)
IDS Conductivity sensor,
Operating manual
Download file

TetraCon® 925 (/C)(-P) (Spanish)
IDS Conductivity sensor,
Operating manual
Download file
Software

TetraCon® 925 IDS, LR 925/01 IDS - Firmeware Update - V1.04
Download and installation notes:
Please carefully follow the instructions given in the Readme pdf file.

Version history – innovations:
•V1.04: Firmware update in order to improve the performance in the range below 10 µS/cm.
Download file
Handbooks / Whitepaper
Conductivity Handbook (English)
A guide with helpful practical tips

Content:

Fundamentals - conductivity

Calibration and analytical quality assurance

Measurement and analytical quality assurance

New measurement technologies and specific applications

Optical oxygen measurement and more...

Download file
Flyers / Brochures / Catalogues

Drinking Water Monitoring with WTW DW/P (Flyer, EN)
Flyer, 12 pages, English, 999368US
"Drinking Water Monitoring – Sustainable, user-friendly and reliable"
Download file
Product Data Sheets

IDS sensors for Drinking Water Panel (Data sheet D7.08, DE)
Data sheet D7.08, German, 999364D
IDS-Sensoren für die WTW-Trinkwassertafel
Download file

IDS sensors for Drinking Water Panel (Data sheet D7.08, EN)
Data sheet D7.08, English, 999364US
IDS sensors for WTW Drinking Water Panel
Download file
Application Reports / Case Studys
Continuous monitoring of drinking water (App note, EN)

"Reliable Monitoring Of Drinking Water Quality"
Water Treatment Plant Aschaffenburg, Germany
Application note A20250310, English

Products used in this application:

Drinking Water Panel DW/P for 3 IDS sensors

IQ SENSOR NET MIQ/TC 2020 3G with the following modules: MIQ/IDS, MIQ/PS, MIQ/IC2

IDS sensors: TetraCon^® 925, SenTix^® 945 & FDO^® 925

Turbidity analyzer Turb PLUS 2000

Download file
Continuous monitoring of drinking water (App note, DE)

"Zuverlässige Überwachung der Wasserqualität"
Water Treatment Plant Aschaffenburg, Germany
Application note A20250310, German

Products used in this application:

Drinking Water Panel DW/P for 3 IDS sensors

IQ SENSOR NET MIQ/TC 2020 3G with the following modules: MIQ/IDS, MIQ/PS, MIQ/IC2

IDS sensors: TetraCon^® 925, SenTix^® 945 & FDO^® 925

Turbidity analyzer Turb PLUS 2000

Download file