Further information for Phoenix Contact Phoenix 2702925 expansion module - PSR-SPP-42-230UC/URM4/4NO/2NC
1- or 2-channel contact extension with wide-range input, 4 NO contacts, 1 NC contact, 1 feedback current path, together with base unit up to Cat. 4, PL e according to EN ISO 13849, pluggable push-in terminal, width 22.5 mm