... test certificate.l DC9-36V wide temperature redundancy dual power, reverse connection protection.l IP30 protection grade, wave ... Rail installation. [Specifications]Electrical Interface:Ø 9-pin Sub_D, socket connector, definition of pins conform to Profibus DP protocol standard.Ø ... , please use the external one when necessary.Power and Protection:Ø Power: dual power redundancy input, DC(9-36)V, typical ...