Although the DMX-512 standard requires the use of 5-pin XLR connectors, some DMX controlled equipment uses 3-pin connectors (typically because they cost less).
Often times it is necessary to convert between 5-pin and 3-pin cables and fixtures.
Standard practice for assembling a 5-pin to 3-pin XLR adapter is to connect:
Pin 1 to Pin 1
Pin 2 to Pin 2
Pin 3 to Pin 3
Pins 4 and 5 on the 5-pin XLR connector are left unconnected.
A 5-pin to 3-pin adapter uses a Male 5-pin and Female 3-pin XLR connectors.
A 3-pin to 5-pin adapter uses a Male 3-pin and Female 5-pin XLR connectors.
|5-Pin XLR||3-Pin XLR||Signal|
|Pin 1||Pin 1||Signal Ground|
|Pin 2||Pin 2||DMX Data -|
|Pin 3||Pin 3||DMX Data +|
|Pin 4||n/c||Aux Data -|
|Pin 5||n/c||Aux Data|
Interactive Technologies carries pre-assembled XLR Adaptors in both of the configurations listed above. Our XLR adapters are 1-piece all metal 3 inch long in-line adapters. Part numbers are XA-5M3F and XA-3M5F. Find a dealer.