Характеристики
| Series | Blue & white telephone legends |
| Voltage, Contact DC Max | 24V |
| Height | 76.2mm |
| Bezel Height | 68.33mm |
| Case Material | ABS polycarbonate |
| Colour | Black |
| Contact Current Rating | 10mA |
| External Depth | 9.14mm |
| Lead Spacing | 2.54mm |
| No. of Electrical Operations | 3000000 |
| No. of Mechanical Operations | 3000000 |
| Operating Force | 350gf |
| Output Type | Matrix |
| Resistance, Contact | 10ohm |
| Switch Function Type | 3 X 4 |
| Temp, Op. Max | 80°C |
| Temp, Op. Min | -40°C |
| Travel | 0.38mm |
| Voltage, Breakdown | 250V ac |
| Ways, No. of | 12 |
| Width, Bezel | 50.55mm |
| Width, External | 55.8mm |
88AB2-152GrayhillHuman Machine Interface (HMI)