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Zero Speed Switches
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Zero Speed Switches

Maxigard A5000 Series Zero Speed Switch

Typical Application: Monitor a rotary airlock and screw conveyor to prove rotation for interlocked material handling equipment.


  • Prove rotation of mechanical
  • Protect mechanical equipment
  • Control other equipment for
    sequential starting or stopping
  • Detect drive failure
  • Provide rotation signal to PLC


  • Up to 3/4 inch gap tolerance
  • LED indicating light for easy
  • 5 amp relay output
  • Monitors all speed ranges
  • Enclosures for any environment
  • Five Year Warranty


  • Drag Conveyors
  • Gear Drives
  • Pumps
  • Screw Conveyors
  • Rotary Airlocks
  • Signal feedback to
    programmable controllers
  • Dust Collectors
  • Blenders

pdf documents Download A5000 Series Product Data Sheet
pdf documents Download A5000 Installation Instructions
pdf documents Download A5000B, A5000C Installation Instructions
pdf documents Download A5000GEC Installation Instructions

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Zero Speed Switches