The M3LU is a universal signal conditioner that can be programmed locally, without the need for a PC or programming console.
| Connection | Removable wiring terminal block |
| Housing material | Non-flammable resin (grey color) |
| Insulation | From input to output to feed |
| Output signal | 4 - 20 mA DC |
| Power supply | -10 to +10Vdc |
| Operating temperature | -25 to +65 °C |
| Operating humidity | 0 to 95% RH (non-condensing) |
| Assembly | DIN rail mounting |
| Weight | 100 g (0.22 lbs) |