Universal terminals supplied with Duplix cable marking kit to identify the function by marking each end of the support. Each terminal is supplied with 2 green markers, 2 blue markers and 2 red markers. Several versions are available. All versions comply with standard IEC 998-2-1. These terminal blocks are supplied with the screws loose, for easy installation. The 12-output model fits straight onto DIN rail. The other models need bracket 048 10 for DIN rail mounting.