In last month’s column [“Automatic Pumpdown Systems,” Nov. 5], we talked in general about the automatic pumpdown cycle and why it is the only sure remedy for refrigerant migration to a compressor ...

PORTLAND, Ore.—MEMS startup Microstaq Inc. is pioneering promising new markets, using its micro-valve as a pilot to control the large flows necessary to tackle the lucrative heating, ventilation and ...

Chicago, Nov. 06, 2023 (GLOBE NEWSWIRE) -- The global HVAC controls market is experiencing steady growth, with a strong focus on smart building automation solutions for residential, commercial, and ...

Description: The Model 405AE 1/16 DIN features two modes of operation: on-delay and interval timing. Each features eight selectable time ranges and a single pole, double throw (SPDT) contact output ...

Today, it’s common for quick-service restaurants to take advantage of the latest technologies to enhance their operations, such as digital signage, tabletop tablets and food delivery apps, to name a ...

This paper highlights the system requirements and operating conditions of automatic air recirculation valves and reviews compatibility of existing calculator types with these requirements. When ...