XLR Connectors are used extensively in both audio and lighting. Traditionally, 3 pin connectors have been the domain of audio and 5 pin XLR connectors have been the domain of DMX control for lighting. However, there are a lot of lighting fixtures which use 3 pin XLR connectors for DMX. This article explains how to made adapters between 3 and 5 pin DMX XLR connectors.
| 3-Pin XLR | 5-Pin XLR | Signal |
| 1 | 1 | Ground |
| 2 | 2 | DMX Data – |
| 3 | 3 | DMX Data + |
| N/C | 4 | DMX 2 Data – |
| N/C | 5 | DMX 2 Data + |
Here are XLR connector pinout diagrams:
