Preferred Instruments

Auto-Calibrate: the Next Gen of Opacity Monitoring

At Preferred, we are constantly looking for the next improvement, addressing issues in the industry for better tech and better safety practices and equipment. This makes our boiler rooms better and our facility managers more efficient and safe. To that end, the updated Opacity Monitor JC-30D-EZ now comes standard with a new feature: Auto-Calibrate. The commonly code-required opacity […]

Preferred’s Draft Control revives NYC Boiler rooms

Made in the U.S.A., this Staten Island retrofit installation leveraged Preferred’s draft control strategy to INCREASE energy efficiency SAVINGS, meet tightening NYC regulations, and modernize an aging boiler infrastructure with minimal cost to the facility! Pictured here is the JC-22-PL2-1006 linear draft actuator and Draft Range Differential Pressure Switch JC-22-HDPCO-8 that are used to optimally control the boilers […]

Stack Design and Draft Control Webinar

Join our webinar and live Q&A session with on Thursday, July 30th at 2 PM ET for a discussion on successfully applying Stack Design & Draft Control in your boiler room. Although draft control has always been an important part of the boiler room, its function has changed with burner technology. Today’s energy efficient and low NOx burners are sensitive to draft […]

The Importance of Sensing Lines to Performance of Boiler Room Instrumentation

-By David Eoff Sensing lines are everywhere in the modern plant, whether it be a boiler plant, refinery, chemical plant, or water treatment plant. Often the instrumentation problems that stump operators, contractors, and sometimes full-time service technicians are related to how sensing lines are installed and maintained. We’re going to examine some of the most common instruments that […]

Meet Emissions goals with FlexFit

Wondering how to reduce GHG emissions by 30% by 2025 or 80% by 2050? If you’re thinking you need to completely retrofit your entire boiler room, you’re wrong. There’s more than one way to meet your goals AND stay within your budget. Preferred’s FlexFit Controller Retrofit Package, is the easiest, least expensive, most efficient way to go linkageless. […]

JC-30D Opacity Monitor: New and Improved!

With the NEW and improved Opacity Monitor model JC-30D with Automatic Calibration, LED light source, and light detector, no onsite operator is required to calibrate the system. When the system receives a signal from the burner fan, it auto calibrates opacity by itself, compensating for dirty lenses. Auto-Calibrate coupled with the new brighter LED light source allows the lenses to go without cleaning for up to […]

Linkage to Linkageless Retrofit Solution: less time & waste, more savings & control

Preferred is bringing something BIG to the industry!  Tired of fuel and electric waste? Want a more reliable system that also meets strict emissions standards? You know you need to upgrade, but the installation time and expense of a modern linkageless control system often just isn’t plausible…Until now. Preferred’s new flexible solution dramatically cuts the cost and time […]