Wadsworth Control Systems Inc.

STEP - Model 500 - Control System



Wadsworth's STEP 500 control system makes greenhouse temperature control easy. Just connect your heating and cooling equipment and turn the knobs to the desired day and night temperatures. No more dueling thermostats that have cooling systems and heaters running at the same time.Incredible durability: some Wadsworth controls purchased in the 1970's are still effectively controlling environments today.

  • Improves crop quality
  • Uniform plant growth
  • Reduces fuel costs
  • Increases productivity
  • Simplifies control and maintenance
  • Reduces night temperature to mimic nature and save energy

  • Day and night temperature settings
  • 3 stages of heating and 5 stages of cooling
  • Controls the majority of heating and cooling equipment
  • Equipment comes on gradually after a power failure
  • Color coded manual override switches
  • Includes an aspirated temperature sensor and 100' of cable
  • Includes an outdoor temperature sensor to anticipate heating needs, and 25' of cable
  • Replaceable 10 amp DPDT load relays
  • Programmable lockout disables stages for energy savings
  • Displays greenhouse temperature
  • Modulating output voltage for proportional steam and hot water valves
  • Corrosion resistant NEMA4 anodized aluminum cabinet with locking door protects your control, 22' x 16' x5'

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