Dwyer Instruments 1996-5 Gas Pressure Switch 1.4-5.5 Inch WC

The Dwyer Instruments 1996-5 Gas Pressure Switch is a reliable and compact SPDT pressure switch designed for gas-fired furnaces and heating equipment. This switch monitors gas pressure ranging from 1.4 to 5.5 inches water column, making it ideal for high or low gas pressure interlock applications with natural, manufactured, or LP gas.

Key Features:

• Visible set point and on-off indicators for convenient servicing
• SPDT switch allows use of either normally open or normally closed contacts
• Dual-threaded bottom connection with both 1/8 inch female and 1/4 inch male threads for flexible installation
• Top connection vents diaphragm chamber to outside or furnace combustion chamber
• Operating temperature range: 32 to 110°F (0 to 43.3°C)
• Compact, low-cost design for economical installation

The switch must be mounted with the diaphragm in a horizontal position and the gas pressure connection at the bottom. Compatible with air, natural gas, manufactured gas, LP gas, and other non-corrosive dry gases.