Preferred Instruments

Solar Panel Installation Supports Danbury Manufacturing Facility’s Green Energy Initiative

March Press Release here Preferred Utilities Manufacturing demonstrates its commitment to sustainability by using solar power and clean-burning renewable fuel. DANBURY, Conn., March 17, 2022 /PRNewswire/ — Preferred Utilities Manufacturing, provider of custom-engineered boiler solutions that reduce emissions and increase efficiency, has expanded its commitment to sustainability with the completion of a 209 kW solar panel installation at its Danbury facility. The […]

Choosing the Right Flow Meter – Vortex

-Robert Roda, Danbury, CT When it comes to choosing a flow meter engineers are spoiled with choices, making selection of the appropriate meter a daunting task simply due to the sheer number of possible types of measurement devices: differential-pressure, thermal mass, turbine, and vortex meters being among the most common. Vortex meters, however, offer some unique advantages and […]

Draft Controls Are Still a Critical Part of Modern Boiler Operation

New updates to our draft controllers, including the popular JC-22 model, make it an even more effective solution. Draft controls have long been an important component in boiler systems to help control negative pressure. Even though modern forced draft boilers are usually airtight, they still often need draft controls to help stabilize burners using flue gas recirculation for […]

FlexFit Retrofit – More savings, More efficiency

Made in the U.S.A., Preferred retrofits provide sustainable solutions for reducing energy costs with upgraded efficiencies. At this site in Queens, NY, one of our skilled field service engineers replaced an obsolete Honeywell RM7800 L flame safeguard/ ControLinks fuel-air combination with our FlexFit Linkageless Controller. The FlexFit controller brings linkageless control to your burner with an integrated flame safeguard […]

Modbus RTU verses Modbus TCP/IP: What’s the Difference?

-Robert Frohock, Danbury, CT See also: “I know what Modbus is, but what is BACnet?” Modbus Protocol is a messaging structure developed by Modicon. It is used to establish master-slave/client-server communication between devices. Modbus has a lot of protocol options. But the two used most are Modbus RTU (Remote Terminal Unit), serial (RS-232 or RS-485) protocol or Modbus […]

Boiler System 101: The Advantages of Full System Integration

Danbury, CT – A boiler system functions as a critical component to the continuous operation of a facility.  It is important to maintain safe, reliable, and efficient operation while minimizing any downtime of the boiler system to prevent disruption of operation and significant loss. A boiler system consists of many sub-systems working in harmony – the boiler, the burner and its controls, boiler […]