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Summary of Contents for wtw LR 925/01
- Page 1 OPERATING MANUAL ba75825e03 12/2015 LR 925/01 LR 925/01-P LR 925/01(-P) ULTRAPURE WATER CONDUCTIVITY MEASURING CELL...
- Page 2 Copyright © 2016 Xylem Analytics Germany GmbH Printed in Germany.
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Page 3: Table Of Contents
Commissioning ........5 Opening and closing the IDS plug connection (LR 925/01-P) . . 6 Cleaning . -
Page 4: Overview
The digital transmission technique guarantees the failure-free communi- cation with the meter even with long connection cables. If the sensor firmware is enhanced by WTW, it can be updated with the meter. Recommended fields of application Measurements in ultrapure water. -
Page 5: Measurement / Operation
PENING AND CLOSING (LR 925/01-P). PLUG CONNECTION The sensor is immediately ready to measure. Connection cables in different lengths to connect the LR 925/01-P sensor to the meter are listed in chapter 6 W EAR PARTS AND ACCESSORIES ba75825e03 12/2015... -
Page 6: Opening And Closing The Ids Plug Connection (Lr 925/01-P)
Measurement / Operation LR 925/01(-P) Opening and closing the IDS plug connection (LR 925/01-P) This section only applies to the IDS plug variant, LR 925/01 Plug connection closed and locked Guidance Groove Opening the plug If necessary, clean the plug connection. -
Page 7: Cleaning
LR 925/01(-P) Cleaning Cleaning Note To clean the sensor, disconnect it from the instrument. Exterior cleaning We recommend to clean the sensor thoroughly, especially before measuring low conductivity values. Contamination Cleaning procedure Lime sediments Immerse in acetic acid for 5 minutes (volume... -
Page 8: What To Do If
What to do if ... LR 925/01(-P) What to do if ... Error symptom Cause Remedy No temperature or con- – No connection between meter and – Establish connection between ductivity display conductivity measuring cell meter and conductivity measuring cell –... -
Page 9: Technical Data
12.0 21.7 Weight LR 925/01 Approx. 90 g (without cable) LR 925/01-P Approx. 95 g Materials Shaft Stainless steel 1.4571 Connection head LR 925/01: POM LR 925/01-P: POM Conductivity electrodes Stainless steel 1.4571 Thermistor enclosure Stainless steel 1.4571 ba75825e03 12/2015... - Page 10 Technical data LR 925/01(-P) Connection cable Lengths LR 925/01: 1,5 m LR 925/01-P: 1,5 / 3 / 6 / 10 / 15 / 20 m Diameter 4.3 mm Smallest allowed Fixed installation: 20 mm bend radius Flexible use: 60 mm...
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Page 11: Measuring Ranges And Resolution
LR 925/01(-P) Technical data Characteristics Temperature responding (99 % of the final value display after) when delivered behavior < 20 s Accuracy of the temperature ± 0.2 K sensor Measuring ranges and resolution Measuring ranges, Measured parameter Measuring range Resolution resolution ӕ... -
Page 12: Wear Parts And Accessories
903 855 Blind plug for IDS plug (sensor) BPO/IDS 900 908 371 Blind plug for IDS socket (cable) BPI/IDS 900 908 370 Further accessories are listed in the price list of the WTW catalog "Laboratory and field instrumentation". ba75825e03 12/2015... - Page 14 For more information on how Xylem can help you, go to xyleminc.com. ® Service address: Xylem Analytics Germany Sales GmbH & Co. KG Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany Tel.: +49 881 183-325 Fax: +49 881 183-414 E-Mail wtw.rma@xyleminc.com Internet: www.WTW.com Xylem Analytics Germany GmbH Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany...
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