Honeywell L8148A1017 High Limit Aquastat Relay with 8F fixed differential.Honeywell Aquastat Relays are the immersion type hydronic controllers that combine high limit protection with switching relay control of burner and circulator motors. Features:Used with a 24V thermostat; Includes transformer to provide power for the low voltage control circuit; Case available for horizontal or vertical mounting; UL Listed; Technical Specifications of Honeywell L8148A1017:Operating Range, High Limit: 140F to 240F; Differential Temperature: 8F fixed; Setpoint Temperature Range: 240F; Switching Action: SPST: High Limit & Circulator; Anticipator Setting: 0.2A; Maximum Safe Operating Pressure: Immersion Well: 255 psi; Voltage: 120V; Frequency: 60Hz; Electrical Ratings (burner AFL): Line Voltage: 7.4 A @ 120 Vac; 3.7 A @ 240 Vac; Electrical Ratings (burner ALR): Line Voltage: 44.4 A @ 120 Vac; 22.7 A @ 240 Vac; Electrical Ratings (burner millivolt): 0.25 A @ 1/4 to 12 Vdc; Electrical Ratings (circulator AFL): 7.4 A @ 120 Vac; Electrical Ratings (circulator AFL): 3.7 A @ 240 Vac; Electrical Ratings (circulator ALR): 44.4 A @ 120 Vac; Electrical Ratings (circulator ALR): 22.2 A @ 240 Vac; Capillary Length: 4-1/2″; Dimensions: 4-5/16″ high x 6-1/8″ wide x 3-1/8″ deep; Insulation Depth: 1-1/2″ to 3″ less well; Mounting: Horizontal; Operating Humidity Range (% RH): 0 to 95% RH, non-condensing; Maximum Ambient Temperature: 150F with 1.2 A 24 V load; 77F with 1.4 A 24 V load; Electrical Connections: Quick-Connect / Screw; Approvals, Underwriters Laboratories Inc: UL Listed (File No. MP466, Vol. 13, Sec. 2, Guide No. MBPR2); Approvals, Canadian Standards Association: Certified (File No. LR1620, Guide No. 400-E-O); Tradeline Value: Tradeline
From the Manufacturer
Immersion-type controllers that combine high limit protection with switching relay control of burner and circulator motors.