Fixture Linking

You will need a serial data link to run light shows of one or more fixtures using a DMX controller or to run synchronized shows on two or more fixtures set to a master/slave operating mode. The combined number of channels required by all the fixtures on a serial data link determines the number of fixtures the data link can support.

Fixtures on a serial data link must be daisy chained in one single line. To comply with the EIA- 485 standard, no more than 32 fixtures should be connected on one data link. Connecting more than 32 fixtures on one serial data link without the use of a DMX optically-isolated splitter may result in deterioration of the digital DMX signal.

Maximum recommended serial data link distance: 500 m (1640 ft)

Maximum recommended number of fixtures on a serial data link: 32

Data Cabling

To link fixtures together you must obtain data cables. You can purchase CHAUVET certified DMX cables directly from a dealer/distributor or construct your own cable. If you choose to create your own cable please use data-grade cables that can carry a high quality signal and are less prone to electromagnetic interference.

4.OPERATING INSTRUCTIONS

Configuring the Starting Address

Each fixture requires a starting address from 1~512. A fixture requiring one or more channels for control begins to read the data on the channel indicated by the starting address. For example, a fixture that uses seven DMX channels and is addressed to start on DMX channel 100, will read data from channels: 100, 101, 102, 103, 104, 105 and 106. Choose the starting addresses for each fixture so that the channels used do not overlap. In addition, you should note the starting address selected for future reference.

The LED PAR 38 Tri-B/C fixture uses seven or three DMX channels. If this is your first time using DMX, we recommend reading the “DMX Primer” section in the “Appendix”.

Control Panel Functions

Access control panel functions using the four buttons located directly underneath the LED display on the included wired remote.

BUTTONFUNCTION

Used to scroll through the

<MENU> current operating mode, as well as back out of the current menu option

<DOWN>

<UP>

<ENTER>

Used to select decreasing advancement in the value

Used to select increasing advancement in the value

Used to select a value and store it to memory

LED PAR 38-Tri B&C User Manual

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Rev. 2

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Chauvet led par 38 tri-c Operating Instructions, Fixture Linking, Data Cabling, Configuring the Starting Address