• Immersion-type controllers that combine high limit protection with switching relay control of burner and circulator motors
• High limit opens burner circuit only
• Require 24 VAC thermostat with heat anticipator set at 0.2 amp (plus current draw of gas valve on L8124E)
• 1-1/2 - 3" depth less well insulation
• Electrical burner rating: at full load: 7.4 amp at 120 VAC, 3.7 amp at 240 VC; at locked rotor: 44.4 amp at 120 VAC, 22.2 amp at 240 VAC; millivolt: 0.25 amp at 1/4 - 12 VDC
• Electrical circulator rating: at full load: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC; at locked rotor: 44.4 amp at 120 VAC, 22.2 amp at 240 VAC Honeywell L8148J1009/U Aquastat Relay, 120 VAC at 60 Hz, SPST, 120 - 240 deg F High Limit, 8 deg F Fixed Differential
  
  

  Honeywell C312-9

Non adjustment



Gorton Heating C18A

Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems, including domestic hot water service
• Require 24 VAC thermostat with heat anticipator set at 0.2 amp (plus current draw of gas valve on L8124E)
• Include diaphragm powerhead and micro Switch assembly that respond to temperature changes in boiler water
• Mount directly to boiler
• Provide multi-zone control by using a separate circulator and R845 relay for each zone
• Electrical burner rating: at full load: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC line voltage; at locked rotor: 44.4 amp at 120 VAC, 22.7 amp at 240 VAC line voltage
• Electrical circulator rating: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC full load; 44.4 amp at 120 VAC, 22.2 amp at 240 VAC locked rotor
• 1-1/2" depth insulation
  
  

  Honeywell C317-5

Honeywell C292

Totally enclosed micro switch snap acting switches operate on temperature rise to setpoint
• Visible control point scale and external adjustments screw permit easy setting
• Horizontal insertion of the sensing element
• Direct/well immersion of the sensing element
• Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications
• Contacts make on temperature rise
• Screw terminals wiring
  
  

  Honeywell C290-1A

Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
• Require 24 VAC thermostat with heat anticipator set at 0.2 amp (plus current draw of gas valve on L8124E)
• Include diaphragm powerhead and micro Switch assembly that respond to temperature changes in boiler water
• Mount directly to boiler
• Provide multi-zone control by using a separate circulator and R845 relay for each zone
• Electrical burner rating: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC full load; 44.4 amp at 120 VAC, 22.7 amp at 240 VAC locked rotor
• Electrical circulator rating: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC full load; 44.4 amp at 120 VAC, 22.2 amp at 240 VAC locked rotor
  
  

  Honeywell C317-11

Honeywell C312-8

Totally enclosed micro switch snap acting switches operate on temperature rise to setpoint
• Visible control point scale and external adjustments screw permit easy setting
• Horizontal insertion of the sensing element
• Direct/well immersion of the sensing element
• Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications
• Contacts break on temperature rise
• Screw terminals wiring
• Includes heat-conductive compound
  
  

  Honeywell C290

• Totally enclosed micro switch snap-acting switches operate on temperature rise to setpoint
• Visible control point scale and external adjustments screw permit easy setting
• Direct or well immersion of the sensing element
• Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications Honeywell L4006A2007 High or Low Limit Immersion Aquastat Controller, 100 - 240 deg F, 5 - 30 deg F Differential
  
  

  Honeywell C290A

Non adjustment



Gorton Heating D18A

Amtrol ET18

ET30