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Summary of Contents for wtw TetraCon 700 SW
- Page 1 Operating manual ® TetraCon 700 SW Conductivity measuring cell ba75538e01 04/2005...
- Page 2 © Copyright Weilheim 2005, WTW GmbH Reprinting - even as excerpts - is only allowed with the explicit written authorization of WTW GmbH, Weilheim. Printed in Germany. ba75538e01 04/2005...
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Page 3: Table Of Contents
® TetraCon 700 SW Contents Overview ......23 ® 1.1 Structure of the TetraCon 700 SW conductivity measuring cell . - Page 4 ® TetraCon 700 SW ba75538e01 04/2005...
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Page 5: Overview
® TetraCon 700 SW Overview Overview ® Structure of the TetraCon 700 SW conductivity measuring cell Sensor element ® Fig. 1-1 Structure of the TetraCon 700 SW conductivity measuring cell Shaft Closing head with protective ring Voltage electrodes Temperature sensor Current electrodes (ring) ba75538e01 04/2005... -
Page 6: Recommended Fields Of Application
The instrument designation (end of name "-99" for SW model) is impressed on the plug end of the cable. The series number is engraved in the closing head. Have these designations ready in case of queries to the WTW service department. ba75538e01 04/2005... -
Page 7: Safety
® TetraCon 700 SW Safety Safety General information on safety These safety instructions contain all instructions that have to be ® followed for a safe operation of the TetraCon 700 SW conductivity ® measuring cell. Before starting any work with the TetraCon 700 SW, carefully read the safety instructions and strictly follow all protective measures mentioned. -
Page 8: General Safety Instructions
® Safety TetraCon 700 SW General safety instructions Function and The conductivity measuring cell left the factory in a safe and secure operational safety technical condition. The smooth functioning and operational safety of the conductivity measuring cell can only be guaranteed if the generally applicable safety measures and the specific safety instructions in this operating manual are followed during operation. -
Page 9: Commissioning
® TetraCon 700 SW Commissioning Commissioning Scope of delivery ® TetraCon 700 SW The conductivity measuring cell is provided with protection caps Operating manual. Installation ® Connection to the The TetraCon 700 SW connection cable has a cable plug to be measuring transmitter connected to the Cond input socket of a measuring transmitter. - Page 10 ® Commissioning TetraCon 700 SW ba75538e01 04/2005...
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Page 11: Measuring / Operation
Make sure the conductivity measuring cell is surrounded by a gap of at least 5 cm from the electrodes at the base and sides (boundary fields) when measuring. TetraCon 700 SW > 30 mm > 50 mm > 50 mm Measuring at a narrow If the gap is less than that, the cell constant changes. -
Page 12: Application-Dependent Settings
... of this operating manual you will find the HAT TO DO IF correct values to set for some products of the WTW accessory program that require a correction of the cell constant (if it is possible to give fixed values at all). -
Page 13: Maintenance, Cleaning, Disposal
® TetraCon 700 SW Maintenance, cleaning, disposal Maintenance, cleaning, disposal Maintenance ® The TetraCon 700 SW conductivity measuring cell does not require maintenance. Cleaning Warning Contact with the measuring solution or cleaning solution can endanger the user!Take protective measures suitable for the kind of measuring solution or cleaning solution (protective clothes, eye protectors etc.). -
Page 14: What To Do If
– Cable damaged – Check cable. If it is defective, send conductivity measuring cell to WTW – Measuring range exceeded – Select larger measuring range or set automatic selec- tion of the measuring range Measurement provides... -
Page 15: Replacement Parts And Accessories
® TetraCon 700 SW Replacement parts and accessories Replacement parts and accessories Adapter Model Order no. ADA/AMPH-LF 303 215 Note Information on further accessories is given in the WTW catalog and in the Internet. ba75538e01 04/2005... -
Page 16: Technical Data
® Technical data TetraCon 700 SW Technical data General features Measuring range 10 µS/cm ... 1000 mS/cm at 0 °C ... + 50 °C Measuring principle Four-electrodes measurement Ω Temperature sensor Integrated NTC 30 (30 k / 25 °C) Dimensions 37,5 59,5 Weight... - Page 17 ® TetraCon 700 SW Technical data Connection cable Length 15.0 m (special lengths on request) Diameter 8.8 mm Smallest allowed Permanent bend:180 mm bend radius Short time bend:90 mm Connection Screw plug, 7 poles (IP 65) Guidelines and norms General safety –...
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Page 18: Electrical Data
® Technical data TetraCon 700 SW Electrical data Caution All voltages must be protective low voltages or safety extra low voltages without hazard of contact according to E 61010-1 or UL 3111-1. Wiring diagram 7-pole screw plug Measuring cell Shield Thermistor NTC 30 kΩ... -
Page 19: Measurement Conditions
® TetraCon 700 SW Technical data Measurement conditions Temperature range Measuring medium 0 °C ... + 50 °C Storage/transport - 5 °C ... + 65 °C (storage in air recommended) Immersion depth min. 30 mm Operating position Approach flow not required Pressure resistance Conductivity measuring cell including connection cable: Max.
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