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

Circulator Control and Low Limit

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 Ambient--150 F

Temperature Range (C)

Maximum Ambient--66 C

Includes

66 in. capillary; 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)

100 F to 240 F

Operating Temperature Range (C)

38 C to 116 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