Initially, a new direct digital Diesel fuel injection system: an electronic Pump-Pipe-Valve-Injector system was introduced. A general comparison of this system with other electronic Diesel injection ...

Many HVAC service and control technicians are familiar with troubleshooting direct digital control (DDC) input and output (I/O) 4mA to 20mA and 0VDC to 10VDC or 1V to 5V analog signals. But as new ...

ATLANTA - At a minimum, direct digital control (DDC) systems control comfort in buildings. But a networked, programmable control system can do much more, according to Jim Coogan, P.E., Siemens ...

Thermostats are advancing technologically beyond wall-mounted boxes over which occupants wage war. When they’re part of a direct digital control (ddc) system, today’s more sophisticated thermostats ...

Direct digital control is used to establish electronic control of the heating, ventilation, and air conditioning systems on campus. Direct digital control systems also allow the consistent use of time ...

From a digital technologies perspective, you might be asking, well, isn’t a building automation system already a DDC (direct digital control)? And it is. But when we talk digital transformation, we’re ...

One of Divcon’s mission-critical customers recently faced a unique challenge that required a level of control redundancy not available with its traditional Direct Digital Control (DDC) systems.

The council will receive the recommendation to accept a base bid of $185,255 for installation of a direct-digital control system at Long Lines, 401 Gordon Drive. The bid is about $5,000 below the ...