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Suction Lines 531
Operation Manual
Read this manual completely and keep it!
15.750047-V2.0

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Table of Contents
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Summary of Contents for GRUNDFOS ALLDOS Suction Lines 531

  • Page 1 Suction Lines 531 Operation Manual Read this manual completely and keep it! 15.750047-V2.0...
  • Page 2: Imprint

    SL 531 en Imprint Suction Lines 531 Operation Manual Version 2.0 Publisher ALLDOS Eichler GmbH Reetzstraße 85 • 76327 Pfinztal (Söllingen) Postfach 1160 • 76317 Pfinztal Germany Tel. +49 72 40 61-0 / Fax. +49 72 40 61-211 Mail: alldos.de@alldos.com Internet: www.grundfosalldos.com...
  • Page 3: Table Of Contents

    SL 531 en Content Imprint..................... 2 General ................... 4 1.1 General Information .................4 1.2 Using this document ................4 1.3 Guarantee ..................4 Safety ..................... 5 2.1 Using the Component ..............5 2.2 Obligations of the owner ..............5 2.3 Avoidance of danger ................5 General description ................
  • Page 4: General

    If you require further information or if any problems arise that are not discussed in detail in this document, contact Grundfos Alldos directly for more information. Using this document The safety instructions WARNING, CAUTION and NOTE have the following meanings:...
  • Page 5: Safety

    If the component no longer seems operational • Following long periods of storage under unfavourable conditions Using the Component The suction line systems described here are used in connection with Grundfos Alldos dosing pumps. Possible applications include: • Installation in Grundfos Alldos dosing tanks •...
  • Page 6: General Description

    Suction lines with a reed contact are used for connecting to pumps with Empty or Empty/ Pre-Empty electronic signals. Structure Grundfos Alldos suction line systems for installation in tanks or canisters consist of the following components: • Line •...
  • Page 7: Installation (Examples)

    SL 531 en Installation Installation (examples) Dosing pump with electronic control (here DDI 209 with Plus system) Flexible suction line (hose without protective tube) with reed contact for empty signals and PE stopper for tank installation Tank Sinker Float Foot valve with sieve filter Agitator Dosing pump with electronic control (here DDI 222) Fixed suction line (hose with fixed protective tube, reed contacts for Pre-Empty/Empty signal and...
  • Page 8: Installing The Suction Line

    SL 531 en Installing the Suction Line Warning When dosing dangerous media, observe the corresponding safety precautions! Warning When working with connections and suction lines: Always wear protective clothing (safety glasses and gloves)! 1. Attach the suction line so that the foot valve remains approximately 5 to 10 mm above the bottom of the tank or the possible level of sedimentation.
  • Page 9: Fixing The Suction Line To The Reservoir/Tank

    SL 531 en Installation 4.2.1 Fixing the suction line to the reservoir/tank Ø45 Ø45 Ø45 S 70x6 G2’’ SK 5 -12 SK 20-60 SK 60 A Variants Flexible suction line Plug (Empty or Pre-Empty/Empty signal) PE stoppers for tank installation Signal line Fixed suction line Float endpoint...
  • Page 10: Connecting The Suction Line To The Pump

    SL 531 en 4.2.2 Connecting the suction line to the pump Connect the suction line to the suction valve on the pump. To do this, use the connection set supplied with the pump. Suction lines with integrated Empty or Pre-Empty/Empty signals have a reed contact float switch.
  • Page 11: Empty Signal And Pre-Empty/ Empty Signal

    SL 531 en Empty Signal and Pre-Empty/ Empty Signal Empty Signal and Pre-Empty/ Empty Signal The Empty signal is used to switch off the pump if the tank is empty. The Pre-Empty signal issues a warning when the tank is nearly empty. For more information, also see the instructions for the pump electronics.
  • Page 12: Reed Switch - Technical Data

    SL 531 en Reed Switch - Technical Data Max. switching voltage 48 V Max. switching current 0.5 A Max. switching capacity 10 W / VA Contact type Closer or opener Degree of protection IP67 (IEC 529) Temperature range -25°C..+65°C Connecting the Empty or Pre-Empty/Empty signal For suction lines with an Empty or Empty/Pre-Empty signal, the signal cable plug is connected to the corresponding socket of the pump electronics (for more information, see the instructions for the pump electronics).
  • Page 13: Maintenance

    SL 531 en Maintenance Maintenance Warning Maintenance must only be performed by authorised and qualified personnel! Warning When dosing dangerous media, observe the corresponding safety precautions! Warning When working with connections and suction lines: Always wear protective clothing (safety glasses and gloves)! Cleaning Clean the sieve filter •...
  • Page 14 SL 531 en 15.750047-V2.0...
  • Page 15 SL 531 en Maintenance V2.0...
  • Page 16 SL 531 en 15.750047-V2.0...

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