which holds the door open are defective (they cannot keep the door open)

Sold as a Set No label with product number

4 isolated DIN current/voltage inputs

Double Acting Acting

1 GHz - Single core - US15W chipset + 5MMDDR

B&R 6PPT30.070M-20B Power Panel T30 Default:DefaultVariant which holds the door open7. 0", portrait format. CPU and memory: 600 MHz (ARM Cortex A8), 512 MB onboard flash drive. Display and touch screen: 7. 0", 480 x 800 (WVGA) resolution, analog resistive touch screen, portrait format, anthracite gray pinstripe. Interfaces: 2x Ethernet 10 100 Mbit s (integrated switch), 2x USB 2. 0. Client software: Integrated service page, VNC client, embedded web browser. Powers up. Has minor scratches. Refer to photos.