Automatic damper system
[DOC File]Automatic Temperature Control Specification
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The system controller will communicate to the zone thermostats the mode the system is in, and the zone thermostats will notify the damper of which position to meet that zone's needs. The system controller shall have a selectable fan option for continuous or intermittent operation.
[DOCX File]Stanford University
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Automatic Damper Operator: Damper operators are Belimo for electric and Johnson Control or Honeywell for Pneumatic unless approved otherwise in writing by Stanford Engineer. Electric Actuator: 24 volt with high limit with remote temperature read and reset capability.
[DOCX File]Section 23 09 23 - DIRECT-DIGITAL CONTROL SYSTEM FOR …
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I.The direct-digital control system shall start and stop equipment, move (position) damper actuators and valve actuators, and vary speed of equipment to execute the mission of the control system. Use electricity as the motive force for all damper and valve actuators, unless use of pneumatics as motive force is specifically granted in writing by ...
[DOC File]Automatic Temperature Control Specification
https://info.5y1.org/automatic-damper-system_1_a4a830.html
The system controller shall be universal and equipped to handle Gas / Electric or Heat Pump units and will communicate and power all zones with one twisted pair data link and 24-volt AC power daisy chained from damper to damper. System controller shall power all modulating zone dampers in the system with no more than 1 – 24V 40 VA transformer.
[DOC File]GENERAL
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Automatic damper maintains proper air velocity across the burner. Customer interlock shall be available to change motor speeds. Unit shall include dual airflow switch and rate-limiting control on low speed to prevent overfiring. 80/20 CONTROLS. ... When the system selector switch is in the OFF position, the return-air bypass damper closes by ...
[DOC File]Section 15800 - Automatic Temperature Controls
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This Section includes the furnishing and installation of controls and wiring for automatic controls, electric damper and valve operators, terminal control units, interlocks, starting circuits, and low voltage power wiring to power consuming control devices. Area smoke …
SECTION 15973 - AUTOMATIC TEMPERATURE CONTROLS
Provide automatic control dampers as indicated, with damper frames not less than 13gage galvanized steel. Provide mounting holes for enclosed duct mounting. Provide damper blades not less than formed 16gage galvanized steel, with maximum blade width of 8".
[DOC File]TABLE OF CONTENTS
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g) After balancing the return air system and the associated supply air system, the return air damper should be closed; the relief air dampers should be 100 percent open. Recheck the supply fan airflow with the outside air damper in the full open position. 4. SYSTEM AIRFLOW. a) Make a preliminary survey, spot checking air circulation in various ...
[DOC File]Section 23 09 23 - DIRECT-DIGITAL CONTROL SYSTEM FOR …
https://info.5y1.org/automatic-damper-system_1_f26f68.html
The direct-digital control system(s) shall consist of high-speed, peer-to-peer network of DDC controllers, a control system server, and an Engineering Control Center. Provide a remote user using a standard web browser to access the control system graphics and change adjustable setpoints with the …
SECTION 230943 - PNEUMATIC CONTROL FOR HVAC SYSTEMS
Automatic dampers. Damper operators. Multi-purpose positioning relays. Time clocks. Transmitters. Receiver controller. Miscellaneous accessories. Control panel. Alarm system. Products Furnished But Not Installed Under This Section: Division 23 Section "Hydronic Piping": Installation of control valves, flow switches, temperature sensor sockets ...
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