PSSu A Con 2/8 C (2 pcs.) 313111 PSSu, connector set for supply voltage, 2-row, 8-pin, spring-loaded connection, PU 2 connectors. PAS4000, the software for the automation system PSS 4000: Intuitive operation ✓ Hardware-independent ✓ Simple programming and configuration ✓ – Pilz – INT. For PSSuniversal, we provide accessories such as end brackets for top-hat rails, terminating plates, terminals, USB cables and connectors.