Dwyer 1824-1 is a low differential pressure switch designed for general industrial service. It has a temperature range of -30 to 180°F (-34 to 82.2°C) and features 3 screw type electrical connections. The switch is suitable for air and non-combustible, compatible gases. It can be mounted with the diaphragm in a vertical position and has a pressure limit of 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge. The switch has a repeatability of ±2% and an electrical rating of 15 A @ 120-480 VAC, 60 Hz. It is a single-pole double-throw (SPDT) switch with a screw-type set point adjustment.