Accessories, Power Supply Module — Power-Bridge, Operating voltage 11…30 VDC, Collective fault signal via relay, Single and redundant power supply via terminals, Supply inputs are decoupled, Reverse polarity protection, Removable spring type terminals, Male connector for power bridge incl. in delivery, ATEX, IECEx, NEPSI, cUL, cFM, INMETRO, Kosha, Use in Zone 2