controller output, and HVAC process variables.
1.7.2
Ladder Diagram
Indicate connections and interlocks to control system devices and other
devices such as starters, drives, HVAC control system panels, and HVAC
equipment panels. Diagram shall be coordinated by line number and device
number with each control system diagram.
1.7.3
Indicate operating parameters for devices shown on the control system
diagram such as setpoints, ranges, limits, differentials, outside air
temperature schedules, contact operating points, and HVAC equipment
operating time schedules.
1.7.4
Automatic Control Valve Schedules
Indicate valve size, Cv, flow rate, pressure drop, top size, spring range,
positioner range, operating signal characteristics, and power source.
1.7.5
Damper Schedules
Indicate damper sizes, quantities and sizes of actuators, spring ranges,
positioner ranges, operating signal characteristics, and power source.
1.7.6
Indicate terminal blocks, wire marker identification, connections to
control system devices, external and internal power sources, and
connections to external devices, starters, drives, control panels, jumpers,
and ground connections.
1.7.7
Compressed Air Station Schematic
Indicate compressors, motors and horsepower rating, voltage, starter,
isolators, manual bypasses, tubing sizes, drain piping and drain traps,
reducing valves, dryer, manufacturers' names and model numbers, mounting,
access, and clearance requirements. Also include control panel schematics
for pneumatic control.
1.7.8
Sequence of Operation
Sequence of operation for each HVAC control system coordinated with device
identifiers on control system diagram and ladder diagram.
1.7.9
Arrangement Drawing
Arrangement diagram of each HVAC control system panel coordinated with
device identifiers on the control system diagram and the ladder diagram.
1.8
SUBMITTALS
**************************************************************************
NOTE: Submittals must be limited to those necessary
for adequate quality control. The importance of an
item in the project should be one of the primary
factors in determining if a submittal for the item
should be required.
SECTION 15901N
Page 11
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