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ABB Navigator ADS551 Instruction
ABB Navigator ADS551 Instruction

ABB Navigator ADS551 Instruction

Low level dissolved oxygen

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A B B M E A S U R E M E N T & A N A LY T I C S | I N S T R U C T I O N | I N S/A N A I N S T/0 2 5 - E N R E V. B
Navigator ADS551
Low level dissolved oxygen
1
Navigator ADS551
wet section
This publication details replacement / upgrade
procedures for the following Navigator ADS551 wet
section spares:
Before carrying out any procedures, read Section 3 –
Health & Safety. These procedures must be carried
out by a suitably-trained technician.
Tools required
• Pozidrive screwdriver
• Slot-head terminal screwdriver
• Anti-static strap
• Spanners (adjustable)
Introduction
Replacement / Upgrade procedures
– wet section spares,
kit references:
• flowcell
• tundish
• flowmeter
• drain valve
• Modbus cable
Measurement made easy
2
For more information
Further information is available from:
www.abb.com/analytical
or by scanning these codes:
Sales
Service

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Summary of Contents for ABB Navigator ADS551

  • Page 1 For more information Navigator ADS551 wet section This publication details replacement / upgrade Further information is available from: procedures for the following Navigator ADS551 wet www.abb.com/analytical section spares: or by scanning these codes: Before carrying out any procedures, read Section 3 –...
  • Page 2: Health And Safety

    – mild detergent can be used as a cleaning aid. Do not use Acetone or any organic solvents. INS/ANAINST/025-EN Rev. B | Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares...
  • Page 3 Drain valve assembly – Section 6.4, page 6 (replacement) Section 7.2, page 10 (upgrade) Fig. 5.1 ADS551 Wet section spares – item locations Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares | INS/ANAINST/025-EN Rev. B...
  • Page 4: Replacement Procedures

    LLDO sensor +ve LLDO sensor Blue –ve LLDO sensor Flowmeter Brown Black –ve Table 6.1 Cable connections to transmitter – ADS551 INS/ANAINST/025-EN Rev. B | Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares...
  • Page 5 Fig. 6.3 Replacing the tundish assembly 10. Ensure the sample outlet tube is located correctly in the tundish assembly Fig. 6.4 Replacing the flowmeter assembly Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares | INS/ANAINST/025-EN Rev. B...
  • Page 6 12. Refit PCB flowcell cover D and secure with 4 flowcell PCB cover fixing screws and washers C. Fig. 6.5 Replacing the drain valve assembly and drain valve cable assembly INS/ANAINST/025-EN Rev. B | Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares...
  • Page 7 White Screen Black Black Green White Fig. 6.6 Replacing the temperature sensor assembly Fig. 6.7 Replacing the Modbus cable assembly Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares | INS/ANAINST/025-EN Rev. B...
  • Page 8 If no leaks are detected, open flow control valve F until the required flow rate is present. INS/ANAINST/025-EN Rev. B | Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares...
  • Page 9: Upgrade Procedures

    Flowmeter and selecting Enabled. (This enables auto calibrations to be configured.) Upgraded flowmeter fitted and connected Fig. 7.1 Upgrading the flowmeter assembly Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares | INS/ANAINST/025-EN Rev. B...
  • Page 10 (This enables auto calibrations to be configured.) Correct drain valve orientation Upgraded drain valve fitted and connected Fig. 7.2 Upgrading the drain valve assembly INS/ANAINST/025-EN Rev. B | Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares...
  • Page 11 I until the required flow rate is present. 1 to 1 turns 1 to 1 turns Fig. 7.3 Upgrading the flow control valve assembly Navigator ADS551 | Low level dissolved oxygen | Replacement / Upgrade procedures – wet section spares | INS/ANAINST/025-EN Rev. B...
  • Page 12 We reserve the right to make technical changes or modify the contents of this document without prior notice. With regard to purchase orders, the agreed particulars shall prevail. ABB does not accept any responsibility whatsoever for potential errors or possible lack of information in this document.