Controls - Articles - Page 5 | Plumbing & Mechanical

Caleffi hydronic heating zone controls

February 17, 2016

Caleffi’s line of hydronic heating zone controls feature heavy-duty sealed relays for quiet operation.

Johnson Controls water-source heat pump

February 17, 2016

Johnson Controls’ Premium Efficiency vertical-stacked water-source heat pumps offer efficiency.

tekmar snow- and ice-melting app (AHR Expo Preview)

January 25, 2016

tekmar’s app and online tool assists users in designing their own snow- and ice-melting solutions.

tekmar Control Systems snow-melt mobile app

Tekmar snow- and ice-melting app

December 30, 2015

tekmar Control Systems’ app and online tool assists users in designing their own snow- and ice-melting solutions.

Johnson Controls high-efficiency packaged units

July 21, 2015

Viessmann boiler control system

January 28, 2015

Viessmann’s Vitotronic 300 GW6B boiler control system features a smart operating interface that is easy to use with text-driven menus.

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Magnum Energy Solutions wireless thermostat/actuator (AHR Expo Preview)

January 27, 2015

Magnum Energy Solutions’ Perfect Pair is a valve actuator and thermostat combination that can communicate wirelessly over radio frequency to deliver granular and thermostatic control, monitor occupancy status, temperature and set-point changes.

Examples of cheating your client when servicing their hydronic systems

Eight examples of cheating your client.

Dan Holohan

January 23, 2015

Hydronicheating.

Solar Thermal Report- Spring 2013: Setpoint control with variable-speed pump

tekmar’s Setpoint Difference Control 157 uses variable-speed pump operations to get more heat from a solar thermal system, even on less-than-ideal days.

April 26, 2013

tekmar’s Setpoint Difference Control 157 uses variable-speed pump operations to get more heat from a solar thermal system, even on less-than-ideal days.