Graco 557752 Instructions Manual
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Graco 557752 Instructions Manual

Graco 557752 Instructions Manual

Field sensitive magnetic proximity cycle switch
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Instructions
Field Sensitive
Magnetic Proximity
Cycle Switch
For use with MX, MXP & MGO Valve Sections. DC-powered 4-pin FSM proximity switches
are not recommended for use on series divider valves operating at less than 20 cycles per
minute. For professional use only.
Part Nos. 557752, 558938
8000 psi (55.2 MPa, 552 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in
this manual before using the equipment.
Save these instructions.
313229D
EN

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Summary of Contents for Graco 557752

  • Page 1 For use with MX, MXP & MGO Valve Sections. DC-powered 4-pin FSM proximity switches are not recommended for use on series divider valves operating at less than 20 cycles per minute. For professional use only. Part Nos. 557752, 558938 8000 psi (55.2 MPa, 552 bar) Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual before using the equipment.

  • Page 2: Electric Shock Hazard

    Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
  • Page 3 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
  • Page 4 Valve Assembly Installation Valve Assembly Installation Grounding Assemblies equipped with cycle pin indicator/electrical micro-switch Two options: Method A or Method B) The equipment must be grounded to reduce the risk of static and electric shock by providing an escape Method A: Installation in any piston wire for the electric current due to static build up or in the event of a short circuit.

  • Page 5: Wiring Instructions

    Valve Assembly Installation Wiring Instructions NOTICE Piston is a ground part and all caution must be taken to avoid nicking, scratching or contaminating this part or the feeder piston bore. c. Remove the indicator pin by sliding it through The equipment must be grounded to reduce the risk of static and electric shock by providing an escape the slot on models equipped with this arrange- wire for the electric current due to static build up or in...
  • Page 6 Valve Assembly Installation DC Proximity Switch Cables - Connecting Connecting Cable Wiring Code Cable Wiring Code AC Cable Color Code Pin Assignments DC Cable Pin Assignments Cable Wires White Pin A - N.O. Color Code PNP Cable* NPN Cable* Pin B - Not Used Black Pin A - N.O.

  • Page 7: Recycling And Disposal

    Recycling and Disposal Recycling and Disposal End of Product Life At the end of the product’s useful life, dismantle and recycle it in a responsible manner. • Relieve pressure using the Pressure Relief Procedure in the pump instruction manual included with your operating system.

  • Page 8: Technical Specifications

    Technical Specifications Technical Specifications Series A Switch Current Rating Temperature Range Approvals 0.1A @ 28 VDC (UL) 557752 -22° - 250° F (-30° - 121° C) Ordinary Location 558938 2A @ 120/240 VAC Series B Switch Current Rating Temperature Range...

  • Page 9: California Proposition

    California Proposition 65 California Proposition 65 CALIFORNIA RESIDENTS WARNING: Cancer and reproductive harm – www.P65warnings.ca.gov. 313229D...

  • Page 10: Graco Standard Warranty

    With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

This manual is also suitable for:

558938

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