Fan & Limit Controls
The Emerson 5D51 universal fan and limit control for single element type for applications with narrow space limitations. This control regulates fan and blower operation and acts as high limit safety control. This control has a 5 in. element.
- 50 degree F to 265 degree F Range
- Adjustable 15F minimum, fixed 25F differential
- Close on rise
- Summer fan switch
- 5 in. element
Controls high limit and fan motors in forced air heating systems. Turns fan on and off according to plenum temperature via helical bimetal sensing element. High limit stop set at 200 degree F (93 degree C). Breakaway Jumper included. Includes manual and automatic fan on/off settings. Replaces L4064A, B and E.
- 3 wiring terminal options available for easy installation
- Push-in receptacles for stripped wire
- Female receptacles for 1/4 in. male flag connectors
- Auxiliary screw terminals
- Field adjustable fan and high limit settings
Controls high limit and fan motors in forced air heating systems. Turns fan on and off according to plenum temperature via helical bimetal sensing element. High limit stop set at 200 degree F (93C degree ). Breakaway Jumper included. Includes manual and automatic fan on/off settings. Replaces L4064A, B and E.
- 3 wiring terminal options available for easy installation
- Push-in receptacles for stripped wire
- Female receptacles for 1/4 in. male flag connectors
- Auxiliary screw terminals
- Field adjustable fan and high limit settings
The Emerson 5D51 universal fan and limit control for single element type for applications with narrow space limitations. This control regulates fan and blower operation and acts as high limit safety control. This control has an 11 in. element.
- 100 degree F to 300 degree F Range
- Adjustable 15F minimum, fixed 25F differential
- Open on rise
- Summer fan switch
- 11 in. element
The Emerson 5D51-90 universal replacement fan and limit control is perfect for applications with narrow space limitations. This control regulates fan or blower operation and acts as a high limit safety control. The control features a fan range of 50 degree F To 265 degree F range, adjustable differential, and limit range of 100 degree F To 300 degree F range with 25 degree F fixed differential.
- Summer fan switch for ventilation without changing control settings (has same fan and limit switch mechanism)
- Element length 8 in.
- Slotted mounting holes for easy installation
- Individual pointers on dial for fan cut in. and cut-out settings
- Removable solid copper jumper between fan and limit switches
Controls high limit and fan motors in forced air heating systems. Fan and limit controller. 11-1/2 in. insert. Manual fan switch that overrides the fan control to keep the fan running continuously.
- 3 wiring terminal options available for easy installation
- Push-in receptacles for stripped wire
- Female receptacles for 1/4 in. male flag connectors
- Auxiliary screw terminals