C346-70R

Sid Harvey Remanufactured C255-138R

C332-6R

C322-4R

C255-110R

C434-12R

High limit opens burner circuit only.
• Includes transformer and accessory terminals for adding a remote low limit controller.
• Case available for horizontal or vertical mounting.
• Requires a 24 VAC thermostat with heat anticipator set at 0.2 amps.
  
  

  C312-8R

• 3" insulation, stop factory set at 240 deg F, well adapter and heat conductive compound includes,
  
  

  C290-1R

• Time initiated and time terminated
• Adjustable frequency defrost from 1-6 cycle per day, minimum 4 hr between successive operations
• Defrost duration accurate to plus/minus 2 min
• Positive switch action slider bar
• Heavy-duty, synchronous, industrial type motor
• Switch contact arrangement: 2-4 close, 1-3 open, 3-N close,
  
  

  C255-118R

C312-10R

• Pressure actuated high limit, safety control for steam heating boilers, It breaks an electrical circuit to shut down the burner if steam pressure rises above a safe level
• Contains an SPST Micro switch snap-acting switch
• Sensitive pressure actuated diaphragm expands or contracts with pressure variations, moving a lever mechanism which operates the snap switch
• A screw on top of the case allows setpoint adjustment without removing the cover
• Differential is adjusted by means of a dial located inside the case
• Recommended minimum setpoint is differential setting plus 1-1/2 psi
• Stainless steel diaphragm sensor element
• Makes at setpoint on pressure fall breaks at setpoint plus differential on pressure rise Honeywell Pressuretrol PA404A Pressure Controller with additive differential, 0.5 - 9 psi, 3-3/8 Inch W x 4-15/32 Inch H x 2-1/4 Inch D,
  
  

  C354R

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  C434-9R