The 356 Rigid Bulb Limitem is recommended for use in controlling duct air temperatures such as mixed air or discharge air. It can also be used as a high or low temperature limit control. In unit ventilator applications it is used as a low limit control. When used with a well, it can be used for water temperature control.
- Copper motor tube and invar steel rod sensing element
- Two-valve design eliminates wasting of air
- 18-inch (457 mm) bulb useful where stratification occurs
- Flange, locknut and screws for duct mounting included