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In CBAS, Multistate Values are BACnet points that represent multiple states of a point by using a different number to represent each state.  For example, a “Unit Mode” point may use 1-4  to represent Heat, Cool, Auto, and Off. Sometimes, the list of values can be long, with more than

Whether it’s the controls in your building or your lights at home, they all have one thing in common: they are powered by electricity. This power arrives at your devices as either Alternating Current (AC) or Direct Current (DC). AC is an electric current that reverses its direction and magnitude,

In the HVAC field various types of end devices are utilized to provide and receive information to control asystem. These devices transmit signals in either a binary or analog form. Binary signals are signals thatcan only come back with 2 values. Think of a switch. Its either on/off, enable/disable or

What is Logic 4, why does it exist, and how would you use it? These are all questions I had when I joinedthe Computrols Team, so let us get right into it. Logic levels in CBAS consist of four levels. Level 1 has the lowest priority, and Level 4 has