All Laars commercial NeoTherm boilers now come with a large color touch screen as standard equipment. The company says the touch screen allows for quick access to the control’s full functionality in a user friendly interface. A new variable speed boiler pump control option, VARI-PRIME™, is also available that optimizes total installed efficiency by matching boiler input modulation to pump flow.
Unfortunately, the potential threats to building occupants are varied and increasing. To adapt properly, let’s look at the culture change needed in the design process. Commissioning, recommissioning, and preventive maintenance are further pieces of a strategy to assure ongoing safety.
Johnson Controls introduced its new TEC3000 Series thermostat controllers. The company claims these direct hardware replacements for TEC2000 Series thermostats reduce installation time by loading all configuration files and parameters at once using a USB stick. The thermostats also offer rapid-speed commissioning by using the USB stick to commission multiple TEC3000s of the same model.
Spirax Sarco has released a range of desuperheaters that offer an effective solution for steam conditioning and enhanced thermal energy transfer. The company says its desuperheaters provide the answer when precise control and reduction of superheated steam temperature is required.
Century Refrigeration, a division of RAE Corporation, has released the new Centinel™ Intelligent Defrost Control System. Company officials report that the control system improves refrigeration system energy efficiency, eliminates icing and fogging, and reduces operating costs.
Trane launched its ProSpace™ packaged terminal air conditioners (PTAC) for the hospitality industry. The system features humidity control for individual air-quality management, wireless thermostat and remote control capabilities, and an unobtrusive design that can blend in with a room’s décor.
The Grundfos PACOpaQ® is a fully-integrated and compact HVAC packaged pumping system designed for chilled and hot water distribution, condenser water, geothermal loop, district heating and cooling, and many other water-based systems. The system pairs centrifugal pumps with the intelligence and efficiency of a dedicated HVAC control, which automatically determines the most efficient speed and optimum number of pumps needed to meet desired flow and pressure.
Ten online professional development seminars focused on commissioning, environmental quality, energy efficiency, HVAC applications, and standards and guidelines are being offered this fall by the ASHRAE Learning Institute (ALI).
Weil-McLain says it is now offering its most advanced high-efficiency condensing boiler. The new 95% AFUE Evergreen boiler is designed with simple controls and flexible functionality for multiple applications.