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PLC for microwave ovens

Application

Purpose : Automation of a microwave oven. Product temperature regulation within the oven enclosure. Circular switching of magnetron operation. Control of a mixing motor variable speed drive (application: food industry, cosmetics).

 

Presentation : Metal control box with a keyboard-display unit on the front face, at the back all the removable connectors. All the electronic components are grouped together on two printed circuits (CPU, keyboard, display + power supply).

 

Specifics :

  • The front face is waterproofed against water spray and running water.
  • Operation in a disturbed environment (temperature, micro- waves, etc.).

 

Technical features

Power supply :

  • 230 VAC  -  50 Hz.

  
Inputs :

  • · 4 KLIXON ON-OFFs
  • · 1 temperature analogue
  • · 1 variable drive safety
  • · 1 infrared barrier
  • · 1 door contact

 

  
Outputs :

  • · 4 10 A - 250 V statics
  • · 4 ventilators relays
  • · 1 speed analogue
  • · 1 recording analogue
  • · 1 extractor relay
  • · 1 oven light
  • · 1 general contactor.

 

Size :

  • 480 x 150 x 120 mm

 

 

Components

  • INTEL 80C31 microprocessor.
  • All components using HCMOS technology
  • 4 static power outputs.
  • 7 segment LED display + mechanical keyboard.

 

 

 

Non-contractual document - characteristics to be confirmed before order
TEC AUTOMATISMES reserves the right to modify description and specifications without notice

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