Capacitive Level Sensors... [read more]

RF Admittance Level Transmitter... [read more]

Submersible Pump Pressure Switch|These steps to adjust a submersible pump pressure switch are not complicated, but it's critical for safety's sake that you confirm you have shut off the power to the switch before you attempt to adjust the sw... [read more]

How coolant level sensor works... [read more]

How to Test a Water Meter... [read more]

Steam Pressure Switch|The Whirlpool uses an analog steam pressure switch, which is sometimes referred to as the steam switch, to measure the amount of water filling the washing machine's tub. This steam pressure switch is a safety device tha... [read more]

Spa Air Switch|Many hot tubs and spas utilize an air switch to control various functions of the tub. An air switch consists of a pneumatic air button located at spa-side and a pneumatic-activated electrical, air switch located with the spa e... [read more]

Pressure Switch Calibration Procedure|Pressure switches monitor a process's pressure by applying the pressure to a piston or diaphragm (the sensing element), which generates a force. This force is then compared to the force of a pre-compress... [read more]

Pool Heater Pressure Switch |Pool heaters are large-scale gas-powered boiler units designed to heat commercial swimming pools. If there seem to be problems with the pool heaters pressure switch, such as no gas pressure to the burners and the... [read more]

Switch Adjustment|All water systems that use a well as the water source employ a pressure switch. The pressure switch is plumbed into the water system piping and is used to control the water pump. Wear and tear can cause these switches to fa... [read more]