Product Info
Literature

Overview

Aquastat® Controllers are immersion type devices for limiting or regulating the temperature of liquids in boilers, storage tanks, and other applications where temperature control is required.

Features

Remote temperature sensing element detects and responds rapidly to temperature changes.
Totally enclosed Micro Switch™ snap-acting switch.
Visible control point scale and external adjustment screw permit easy setting.
Available horizontal or vertical mounting of the remote element into boiler, tank, or other container.
Case mounts to a vertical surface.

Product Specifications

Hazmat Information: UN 1294, TOLUENE, 3, II
Application: Low Limit and Circulator
Dimensions (in.): Case--5 5/8 in. high x 2 in. wide x 2 1/8 in. deep
Dimensions (mm): Case--143 mm high x 51 mm wide x 54 mm deep
Temperature Range (F): Maximum--150 F
Temperature Range (C): Maximum--66 C
Includes: Stop factory-set at 240 F (116 C)
Mounting: Horizontal or Vertical
Electrical Ratings: Millivolt--0.25 A @ 0.25 to 12 Vdc; At Full Load-- 8A @ 120 Vac: 5.1A @ 240 Vac; At Locked Rotor-- 48A @ 120 Vac: 30.6A @ 240 Vac
Approvals, Underwriters Laboratories Inc.: UL Component Recognized: File No. MP466, Vol. 6, Sec.1, Guide No. MBPR2
Approvals, Canadian Standards Association: Certified: File No. LR95329-1
Operating Temperature Range (F): 40 F to 180 F
Operating Temperature Range (C): 4 C to 82 C
Bulb Size (in.): 3/8 in. x 2 7/8 in. copper
Bulb Size (mm): 10 mm x 73 mm copper
Differential Temperature (F): 5 F to 30 F adj.
Differential Temperature (C): 3 C to 17 C adj.
Switching Action: SPDT
Approvals, American Gas Association: AGA Certified
Capillary Length (in.): 1 1/2 in. to 3 in. less well
Well Spud Size (in.): 1/2 in. - 14 NPT; 3/4 in. - 14 NPT
Well Spud Size (mm): 13 mm - 14 NPT; 19 mm - 14 NPT
Capillary Length (mm): 38 mm to 76 mm