| 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.
Well Not Included - See Related Parts Below
Totally enclosed Micro Switch snap-acting switches operate on temperature rise to setpoint. Visible control point scale and external adjustment screw permit easy setting. Horizontal or vertical insertion of the sensing element. Direct or well immersion of the sensing element. Models available for strap-on mounting. Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications. TRADELINE models include heat-conductive compound.
| Product Specifications |
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| Description |
High or Low limit Aquastat Controller with 100 F to 240 F operating temperature and 5 F to 30 F adj. differential |
| Application |
High or Low limit |
| Insulation Depth (in.) |
3 in. |
| Insulation Depth (mm) |
76 mm |
| Bulb Size (in.) |
3/8 in. x 2 7/8 in. copper |
| Bulb Size (mm) |
10 mm x 73 mm copper |
| Switching Action |
SPST, contacts break on temperature rise. |
| Operating Temperature Range (F) |
100 F to 240 F |
| Operating Temperature Range (C) |
38 C to 116 C |
| Electrical Ratings (millivolt) |
0.25 A @ 0.25 to 12 Vdc |
| Electrical Ratings (Full Load) |
5.1A @ 240 Vac; 8A @ 120 Vac |
| Electrical Ratings (Locked Rotor) |
30.6A @ 240 Vac; 48A @ 120 Vac |
| Electrical Ratings (AFL) |
8A @ 120 Vac |
| Electrical Ratings (AFL) |
5.1A @ 240 Vac |
| Electrical Ratings (ALR) |
48A @ 120 Vac |
| Electrical Ratings (ALR) |
30.6A @ 240 Vac |
| Differential Temperature (F) |
5 F to 30 F adj. |
| Differential Temperature (C) |
3 C to 17 C adj. |
| Maximum Ambient Temperature (F) |
150 F |
| Maximum Ambient Temperature (C) |
66 C |
| Case Dimensions (in.) |
5 5/8 in. high x 2 in. wide x 2 1/8 in. deep |
| Case Dimensions (mm) |
143 mm high x 51 mm wide x 54 mm deep |
| 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 |
| Approvals, American Gas Association IAS |
AGA Certified |
| Includes |
3 in. (76 mm) insulation. | | |