System Sensor says its SpectrAlert Advance Low Frequency Sounders and Sounder Strobes are the first notification appliances to meet the new NFPA 72® 2010/2013 low frequency requirements for certain new sleeping spaces. Studies driving these requirements have shown that a lower frequency is more effective at waking individuals in a fire event, including those with mild to severe hearing loss.
Johnson Controls launched a new line of Coleman® rooftop units that eliminate the need to install curb adaptors, reducing installation time and costs. Curb adaptors are typically required when a new unit does not identically match the existing unit’s footprint. The exact-fit-replacement Coleman® Peak™ rooftop units feature a footprint that fits directly on footprints of other manufacturers’ units, eliminating the need for a curb adapter.
Bitzer says its new Ecoline reciprocating compressor series is now more versatile and available for use with R134a, R404A, R407A, R407C, R407F, and R507A. With the new series, the company claims it is transferring all the advantages of the Ecoline series for R134a refrigerant to an even broader range of applications.
Onset has released a series of high-performance, split-core current transformers for measuring AC current and amperage in commercial building energy audits, building commissioning studies, and other applications.
Honeywell has expanded its Spyder™ controller portfolio with the launch of Spyder with Relays, Sylk™ I/O and Zio® Lite Sylk-enabled wall modules, all of which aim to provide added flexibility and reduce installation.
According to Ashcroft officials, it only takes a small formation of ice deep inside the inlet cavity of a pressure transducer to destroy the sensing element. To prevent this, Ashcroft engineers have developed a unique media isolation method for the G2, T2, and KM15 pressure transducers.
Berner International Corp. has introduced the HL Series line of air curtains designed for hazardous industrial environments. The HL Series is designed for petroleum refineries, food processing and pharmaceutical plants, chemical facilities as well as compressed natural gas (CNG) bus garages.
The AdvancedHVAC controller from Mitsubishi features customizable applications for integrating CITY MULTI® indoor units with third party equipment. Physical inputs and outputs can be used for reading sensors and energizing relays.
Extech’s new RD300 detects all existing refrigerants used in various air-conditioning, cooling, and refrigeration systems. Designed to increase reliability in the field, the replaceable sensor tip has a built-in LED light with on/off switch to provide illumination in dimly lit areas.