CAD Drawings

Computrols makes these drawings available to help in the planning and development of your next project. Click on the AutoCAD or Visio link for each drawing to download the corresponding file directly to your computer.

Note: Your computer must have a licensed copy of AutoCAD to edit these files. Don’t have AutoCAD? Download this free third party DWG viewer.

VAV-B_AP_P_X

CAD drawing of VAV-B_AP_P_X.

VAV-P

CAD drawing of a VAV-P.

UNI-B_AP_P_X

CAD drawing of UNI-B_AP_P_X

VAV A, P, AP, X

CAD drawing of a generic VAV without wiring. Not shown with actuator attached.

VAV-A

CAD drawing of a VAV-A.

VAV-AP

CAD drawing of a VAV-AP.

VAV-X

CAD drawing of a VAV-X.

VP-1

CAD drawing of the VP1 voltage to pressure transmitter.

VTP-1

CAD drawing of the VTP-1 pressure to voltage transmitter.

Complete Submittal

Complete sample submittal in a Zip file.

Sample Title Page

This page is the Title page, as well as the table of contents. It gives general information about the project such as name, address, inception date, revision dates, etc.

Sample Fan Coil Flow

 This page gives a schematic view of a typical fan coil unit. The line drawings represent the physical layout of the unit, the immediate ductwork connected to the unit, and all the end devices associated with the unit. This page will also give a listing of the end devices used to control the unit, the schedule of any valves associated with the unit, and a sequence of operation for the unit.

Sample Makeup Air Flow

 This page gives a schematic view of a typical make-up air handling unit. The line drawings represent the physical layout of the unit, the immediate ductwork connected to the unit, and all the end devices associated with the unit. This page will also give a listing of the end devices used to control the unit, the schedule of any valves associated with the unit, and a sequence of operation for the unit.

Sample Normal AHU Flow

 This page gives a schematic view of a typical air handling unit. The line drawings represent the physical layout of the unit, the immediate ductwork connected to the unit, and all the end devices associated with the unit. This page will also give a listing of the end devices used to control the unit, the schedule of any valves associated with the unit, and a sequence of operation for the unit.

Sample VAV AHU Flow

 This page gives a schematic view of a typical air handling unit used to feed variable air volume (VAV) boxes. The line drawings represent the physical layout of the unit, the immediate ductwork connected to the unit, and all the end devices associated with the unit. This page will also give a listing of the end devices used to control the unit, the schedule of any valves associated with the unit, and a sequence of operation for the unit. It will also typically show the wiring layout for connection to a variable frequency drive (VFD), which would be used to increase or decrease the static pressure in the ductwork.

DDC-3 Panel

CAD drawing of a DDC3 controller mounted in a panel with transformer and wiring.

LC-1 Controller

CAD drawing of the LC-1 lighting controller without wiring.

RP-1 Repeater

CAD drawing of the RP1 repeater without wiring.

SC-1 Controller

CAD drawing of the SC1 controller.

VAV-3

CAD drawing of the VAV-3 without wiring.

VAV-3 with Wiring

CAD drawing of a VAV-3 with wiring and control detail.

AC-2 Controller

CAD Drawing of the AC-2 access controller.

AC-3 Controller

CAD Drawing of the AC-3 access controller.

Actuator Wiring

CAD drawing containing example wiring diagrams for the AF24 SRS, AF24 US and AF24-S US Belimo actuators to a standard controls transformer.

DDC-2 Blank

CAD Drawing of a DDC2 controller without wiring, except for transformer.

DDC-2 Full

CAD drawing of a DDC2 controller mounted in a panel with transformer and wiring.

DDC-3 Blank

CAD Drawing of a DDC3 controller without wiring, except for transformer.

DDC-3 Full

CAD drawing of a DDC3 controller mounted in a panel with transformer and wiring.

Sensor Wiring Installation Detail 3

CAD drawings for the ST-S3E-XJ1 temperature sensor with communication, ST-S3E wall mount temperature sensor, A21 aspirated humidity/temperature housing, 691-KOA and E-180 transformers.

Sensor Wiring Installation Detail 4

CAD drawings of a PR-282-3-B-1-2-B differential pressure switch, RET2620 enclosure, 35A-FW-24VAC Electric/Pnumatic 3-way air valve and a standard RH2B plug in type IDEC relay.

Sensor Wiring Installation Detail 5

CAD drawing of the Hawkeye 6000 Series KW/KWW Power transducer, P200GTE Pressure Transmitter, AF24-SR US Belimo actuator and the AL600UL-ADA power supply.

8X Controller

CAD drawing of the DDC 8X Controller.

8X Terminal Board

CAD drawing of the DDC 8X Terminal Board. Useful for wiring diagrams.

16X Controller

CAD drawing of the DDC 16X Controller.

16X Terminal Board

CAD drawing of the DDC 16X Terminal Board. Useful for wiring diagrams.

32X Controller

CAD drawing of the DDC 32X Controller.

32X Terminal Board

CAD drawing of the DDC 32X Terminal Board. Useful for wiring diagrams.

64X Controller

CAD drawing of the DDC 64X Controller.

64X Terminal Board

CAD drawing of the DDC 64X Terminal Board. Useful for wiring diagrams.

AC-1 Wiring Detail

CAD drawing of the AC-1 access controller with example wiring layout.

AC-1 Controller

CAD Drawing of the AC-1 access controller.

Sample Two Way VAV Flow

This page is used to show the wiring diagrams for a typical variable air volume (VAV) box controller. These controllers are generally down-stream from the main air handling unit which feeds them, and are typically mounted near the area they serve. The page will also provide a sequence of operations for the VAV box, a schedule of any valves associated with it, and a bill of materials for all devices attached to it.

Sample 8X Controller

 This page shows an 8X TCP-IP Controller terminal board. This sheet is used to show the wiring diagrams for a typical controller. It shows how to connect a 24V transformer, gives information on how to change the controller IP address, and gives a detail for each point connected to the controller.

Sample 16X Controller

 This page shows a 16X TCP-IP Controller terminal board. This sheet is used to show the wiring diagrams for a typical controller. It shows how to connect a 24V transformer, gives information on how to change the controller IP address, and gives a detail for each point connected to the controller.

Sample 32X Controller

This page shows a 32X TCP-IP Controller terminal board. This sheet is used to show the wiring diagrams for a typical controller. It shows how to connect a 24V transformer, gives information on how to change the controller IP address, and gives a detail for each point connected to the controller.

Sample 64X Controller

This page shows a 64X TCP-IP Controller terminal board. This sheet is used to show the wiring diagrams for a typical controller. It shows how to connect a 24V transformer, gives information on how to change the controller IP address, and gives a detail for each point connected to the controller.

AutoCAD Manual

Provides the Computrols distributor with an organized method of producing clear and concise project drawings.

Converting DWG to Visio

Instructions on how to import an AutoCAD .DWG file into Microsoft Visio.

Engineering Drawing Title Page

CAD title page for use with Computrols submittals.

Engineering Drawing Title Block

CAD side bar for drawings page for Computrols including device legend and input/output devices for submittals.

Flow Diagram

CAD drawing showing supply fan flow detail, reheat coil flow diagram, safety monitor detail, supply fan VFD detail and smoke exhaust fan starter detail.

AHU Flow Diagram

Complete drawing of the flow and operation of a typical AHU duct circuit. Includes list of materials and schedule.

Example Exhaust Fan

Drawing of exhaust fan control including sequence of operation.

Sensor Wiring Installation Detail 1

CAD drawings of the ST-R-S stainless sheath strap on thermistor, ST-FZ3-12 averaging thermistor sensor and the ST-W3 series well sensors.

Sensor Wiring Installation Detail 2

CAD drawings for PV2 pressure transmitter, P500DT differential pressure transmitter, H-904 current switch, H-922 current transducer, H-800 "Go/No" current switch and the ST-O3 outdoor thermistor.