- High Limit Temperature Range : 100 to 250 F
- Fan on Range: 65 to 215 F
- Fan off Range: 50 to 200 F
- High Limit Stop: 200 F
- Low Limit Stop: 100 F
- Fan on Stop: 100 F
- Switching Action: Fan switch makes and high limit switch breaks on temperature rise.
- Operating Temperature Range: -40 to 190 F
- Differential Temperature: High limit 25 F
- Maximum Ambient Temperature: Switch: 190F; Sensing Element: 350 F
- Element Insertion Length (in.)8 in.
- Mounting Surface or universal mounting bracket available (50077438-001/U)
- Pilot Duty Ratings 0.25 A @ 0.25 to 12 Vdc; 2 A @ 24 Vac
Turns fan on and off according to plenum temperature via helical bimetal sensing element. High limit stop set at 200F (93 C). Breakaway Jumper included. Includes manual and automatic fan on/off settings. Replaces L4064A,B,E
Temperature Ratings Maximum Ambient-- At switch: 190 F: At element: 350 F; High Limit-- 100 F to 250 F; Fan-on-- 65 F to 215 F; Fan-off-- 50 F to 200 F; High Limit Stop-- 200 F; Fan-on Stop-- 125 F; Fan-off Stop-- 100 F
Features
- Three wiring terminal options available for easy installation:
- Push-in receptacles for stripped wire.
- Female receptacles for 1/4 in. male flag connectors.
- Field add-on screw terminals.
- Controls adapt to many competitive mounting holes in replacement applications.
- Available in a variety of fan and high limit setting ranges.
- L4064B,W models have manual fan switch that overrides fan control to keep fan running continuously.
- SUPER TRADELINE models with mounting adapters for easy installation and strain relief bushings to protect wiring from field abuse.
For control of high limit and fan motor in all types of forced air heating systems