Section 23 09 23 - DIRECT-DIGITAL CONTROL SYSTEM FOR …

SECTION 23 09 23 DIRECT-DIGITAL CONTROL SYSTEM FOR HVAC. ... Control dampers and control valves schedule, including the size and pressure drop. 4. Control air-supply components, and computations for sizing compressors, receivers and main air-piping, if pneumatic controls are furnished. ... They may also utilize digital wireless technologies as ... ................
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