Honeywell ST9400A 2 channel 24 hour programmer

Product code: 222428

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Product Description

The Honeywell ST9400A is a two channel 24 hour programmer for use with combis, heating zones or anywhere that small electric loads require switching. A direct replacement for ST6400 models, this timer gives the user fine control over heating and hot water with three programme options, one day full programming and clear, easy to understand guidance on a large, backlit LCD.

Product Features

  • Independent heating and hot water programmes
  • 1 day full programmer with two on/off switching times per day (can be increased to 3)
  • Can be set as a mini programmer for older gravity circulation stored hot water systems where there is no interlocking control valve
  • Complies fully with Building Regulations Part L1 for England and Wales and Part J for Scotland
  • LoT display for clear, plain English instructions
  • Text feedback offers help and programming hints
  • Large backlit display
  • Factory set clock and date
  • Automatic summer/winter time change
  • Temporary or permanent override facilities
  • Extra hour facility
  • For up to 3 hours boost or programme extension
  • Choice of 3 built-in programmes
  • Programme indicator lights
  • Fits on industry standard back plate
  • Programmed settings are retained indefinitely in non-volatile memory

Web Pack Includes

Timer only