Air Thermometer, Constant Volume (FM-3503)

FM-3503 Air Thermometer, Constant Volume

The apparatus consists of a detachable air thermometer bulb of about 40mm diameter, connected to a mercury tube with zero indexes through a three-way stopcock. Reservoir tube sliding on vertical support rod with clamp alongside scale graduated 0 to 500 × 1mm. A copper vessel, about 100 × 75mm in size surrounds the bulb and is supported on top of a detachable shelf with thermally insulating screen towards the stand. Complete assembly mounted on a polished wooden stand with base in the form of a small tray for mercury. All glass parts of Borosilicate glass. Complete with pressure rubber tubing and copper vessel.

FM-3503 Air Thermometer, Constant Volume