Grundfos AQC-D6 Installation And Operating Instructions Manual Download Page 3

English (GB)

3

2. Device description

Fig. 1

AQC-D6 measuring cell

Fig. 2

Measuring module 

3. General information

These installation and operating instructions contain all 
information important for users of the AquaCell AQC-D6 
measuring cells and the measuring module:
• technical data
• instructions for commissioning, use and maintenance
• safety information.
Should you require further information or should you encounter 
problems that are not handled in sufficient depth in this manual, 
please contact Grundfos. 
We shall be pleased to support you with our comprehensive 
know-how in the fields of measurement and control as well as 
water treatment. 
We always welcome suggestions on how to optimise our 
installation and operating instructions to satisfy our customers.

4. Applications

The AQC-D6 measuring cells are used for measuring the 
concentration of chlorine dioxide in water within the scope of the 
potential applications described in this manual.

5. Safety

5.1 Obligations of the owner/operations manager

The owner/operations manager is responsible for:
• compliance with country-specific safety regulations
• training of operating personnel
• provision of prescribed protective gear
• implementation of regular maintenance.

5.2 Avoidance of danger

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06 81

09 461

6

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0

6

 8

110 

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Warning
Other applications are not approved and not 
permitted. Grundfos cannot be held liable for any 
damage resulting from incorrect use.

Warning
Installation and connection of the device and the 
associated supplementary component must only be 
carried out by authorised personnel.
Switch off the power supply before connecting the 
power supply cable and the relay contacts!
Do not dismantle the device!
Cleaning, maintenance and repairs must only be 
carried out by authorised personnel!
The local safety regulations must be observed!

Summary of Contents for AQC-D6

Page 1: ...AQC D6 ClO2 measuring cell measuring module Installation and operating instructions GRUNDFOS INSTRUCTIONS...

Page 2: ...ation 8 9 Commissioning 8 9 1 Water connections 8 9 2 Electrical connections 9 9 3 Preparing the measuring system 10 9 4 Starting up the measuring system 11 9 5 Starting up the measuring module 11 9 6...

Page 3: ...s are used for measuring the concentration of chlorine dioxide in water within the scope of the potential applications described in this manual 5 Safety 5 1 Obligations of the owner operations manager...

Page 4: ...esponse time T90 30 seconds Temperature drift Temperature compensated measuring signal Permissible process water temperature 5 to 70 C Sample water flow rate Minimum 30 l h Maximum permitted pressure...

Page 5: ...3 Dimensional sketch drilling diagram Fig 3 AQC D6 Fig 4 Measuring module All dimensions in mm TM06 8111 4616 300 260 360 395 58 10 TM06 8112 4616 Height Width Depth 650 550 180 550 500 450 10 5 DN20...

Page 6: ...er The measuring cell is controlled with a potentiostat integrated in the measuring amplifier A precisely defined potential of the measuring electrode is retained through a reference system This resul...

Page 7: ...stream of sample water through the bypass It is designed specifically for compensating the internal pressure drops The extraction and feed line must therefore be kept as short as possible Sample wate...

Page 8: ...nnect hose 6 8 mm to a suitable drain Feed the fluid back to the pipework 9 1 2 Measuring module water connections The standard scope of delivery includes one PP and one PVC insertion section each for...

Page 9: ...Electrical connections may only be set up by authorised personnel Warning Switch off the power supply before connecting the power supply cable and the relay contacts Observe the local safety regulati...

Page 10: ...pos 2 Loosen the PDVF ring with 1 thread pos 1 Fit the measuring cell pos 3 in the flow fitting pos 2 1 Remove the protection cap 2 Slide the measuring cell into the flow fitting until the liquid flow...

Page 11: ...tons on the measuring amplifier in the Setup menu to select the Measuring cell line and press OK to access the corresponding menu 2 Use the Up and Down buttons to select the desired AQC D6 measuring c...

Page 12: ...calibration the regulators are switched off and the actuators closed to prevent overdosing 10 Operation 10 1 Switching on 10 2 Operation 10 3 Interruptions 10 3 1 Storage and handling when not in use...

Page 13: ...d Deposits on electrode finger Unscrew the electrolyte chamber Rinse the electrode finger dry it with a dry paper towel and carefully clean just the tip of the electrode finger with the special emery...

Page 14: ...5 Filling up with electrolyte 1 Screw the electrolyte chamber onto the measuring cell so that the socket of the electrolyte flange just fits into the gap approximately 5 mm 2 Fill electrolyte right up...

Page 15: ...namento delle legislazioni degli Stati membri UE NL EU conformiteitsverklaring Wij Grundfos verklaren geheel onder eigen verantwoordelijkheid dat de producten AQC D11 AQC D12 AQC D13 AQC D6 waarop de...

Page 16: ...16...

Page 17: ...ia S r l Via Gran Sasso 4 I 20060 Truccazzano Milano Tel 39 02 95838112 Telefax 39 02 95309290 95838461 Japan GRUNDFOS Pumps K K 1 2 3 Shin Miyakoda Kita ku Hamamatsu 431 2103 Japan Phone 81 53 428 47...

Page 18: ...splayed in this material including but not limited to Grundfos the Grundfos logo and be think innovate are registered trademarks owned by The Grundfos Group All rights reserved 2019 Grundfos Holding A...

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