www. m oxa. com Railway Computers > V2400 Series Expansion Modules Railway Computers 22-34 22 Dimensions Unit: mm (inch) 94 (3.70) 80 (3.15) 104 (4.09) 26 (1.02) 34 (1.34) 24 (0.94) 49 (1.93) 121 (4.76) Ordering Information Available Models EPM-DK02: 2 mini PCIe slots, -25 to 55°C operating temperature EPM-DK03: GPS receiver, 2 mini PCIe slots, -25 to 55°C operating temperature EPM-3032: 2 isolated RS-232/422/485 ports with DB9 connectors, -40 to 70°C operating temperature EPM-3112: 2 isolated CAN ports with DB9 connectors, -25 to 55°C operating temperature EPM-3438: 8+8 DI/DO with 3 kV digital isolation protection, 2 kHz counter, -40 to 70°C operating temperature