SG Robinson Mechanical, Inc.
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Honeywell Step Controller Information
Item Number1388
MachineHoneywell Step Controller
DescriptionModel # S984D-1049 Step Controllers - used with series 90 controler to provide proportioning control.
  • Switches - 5
  • With enclosure
  • Timing (min) 1 1/2, 5, 8, and 13 1/2c
  • 13 1/2c Models have a 150F [66C] maximum ambient rating for use in electric duct heater applications where high ambient temperatures are encountered. Longer timing provides stabel operation with narrow throttling range.
  • Honeywell Step Controller

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