Delta Controls DSC-1280 Installation Manual
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Delta Controls DSC-1280 Installation Manual

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Product Description
The DSC-1280 is a fully programmable, Native BACnet™
Building Controller that communicates on Twisted Pair
Ethernet 10-BaseT using BACnet IP and BACnet over
Ethernet, or on an RS-485 LAN using the BACnet MS/TP
protocol.
The controller includes an easy to mount enclosure and is
designed for a wide range of applications requiring no more
than 12 inputs and 8 outputs, including but not limited to Roof
Top Units, Air Handlers, Boilers or Chillers, etc. A second RS-
485 port may be configured as an MS/TP SubLAN or a
LINKnet network that supports up to 12 Delta BACstats or
other Delta LINKnet controllers.
Important Information
ORCAview OWS and controller firmware must all be of the same version number (i.e. 3.33) to
be compatible. When upgrading any of these products from older versions (i.e. 3.22 or 3.30),
you must upgrade all the remaining products.
Package Contents
Product: DSC-1280 (Rev. 2.0a)
DSC-1280 (Rev.2.0a) Installation Guide
Related Documents
Delta Controls Wiring Guidelines
ORCAview Operator Guide
ORCAview Technical Reference Manual
Release Notes for related Firmware
I
NSTALLATION
DSC-1280 Rev 2.0a Installation Guide
G
UIDE
Document Edi
tion 2.8
Document Edition 2.8

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Summary of Contents for Delta Controls DSC-1280

  • Page 1 DSC-1280 Rev 2.0a Installation Guide Document Edi tion 2.8 Product Description The DSC-1280 is a fully programmable, Native BACnet™ Building Controller that communicates on Twisted Pair Ethernet 10-BaseT using BACnet IP and BACnet over Ethernet, or on an RS-485 LAN using the BACnet MS/TP protocol.
  • Page 2 (Class II transformer) per EN61558. The transformer must be rated for 100% duty cycle. Mounting The DSC-1280 includes a plastic enclosure that can be quickly mounted with two screws (not provided). This controller should be mounted in an appropriate location within packaged equipment or another enclosure that meets code requirements.
  • Page 3 Document Edition 2.8 Page 3 of 11...

  • Page 4: Board Layout

    Delta Controls Board Layout Page 4 of 11...

  • Page 5: Controller Configuration

    Document Edition 2.8 Controller Configuration Controller Type Various products have the capability of being configured as one of several possible controller types, which represents the network level that it will reside on in the network architecture (Area, System, Subnet). Other than the one AREA controller acting as a router, all other controllers on the same network segment must be configured the same.

  • Page 6: Wiring General

    Delta Controls Wiring General All wiring must conform to NEC and local codes and regulations. Use earth ground isolating step-down Class 2 transformers. Do not use autotransformers. Determine supply transformer rating by summing total VA of product and output loads.

  • Page 7: Network Communication

    Document Edition 2.8 Network Communication The controller communicates on Twisted Pair Ethernet 10-BaseT using BACnet IP and BACnet over Ethernet, or on an RS-485 LAN using the BACnet MS/TP protocol. Refer to Delta Controls Wiring Guidelines for further details. MS/TP (RS485) Wiring For detailed information on MS/TP and LINKnet wiring refer to Delta Controls Wiring Guidelines.

  • Page 8: Product Specifications

    Delta Controls Output Configuration Each HOA switch is HAND, OFF, AUTO from right to left. The HAND position allows a user to manually force the output on, the OFF position allows a user to manually force an output off, and the AUTO position allows the output to be controlled automatically by the controller.
  • Page 9 Serial RS-232 BACnet PTP Communication: 9600 (default), 19200, 38400 Service RJ-11 Jack Port Used with Delta Controls service tool devices (for example, CON-768) Inputs 12 Universal Inputs (10 bit), jumper configurable for the following input types: 0-5 VDC 0-10 VDC 10 KΩ...

  • Page 10: Ce Declaration Of Conformity

    Delta Controls CE - DECLARATION OF CONFORMITY according to ISO/IEC Guide 22 and EN 45014 Manufacturer's Name: Delta Controls Manufacturer's Address: 17850 56 Avenue Surrey, British Columbia Canada V3S 1C7 declares that the product (s): Product Name: 12 x 8 System Controllers...
  • Page 11 Document Edition 2.8 FCC Compliance Information This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

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