Dokumentasjon.pdf

R. STAHL Schaltgeräte GmbH's 9170 Ex i switching repeater is used to operate contacts, NAMUR proximity switches, and optocouplers in hazardous areas, with models available for one or two channels, and features wire breakage and short-circuit monitoring, robust design, and galvanic separation between input, output, and auxiliary power. The device has various certifications, including ATEX, IECEx, FM, and cFM, and is suitable for use in Zone 0, 1, and 2, as well as Division 1 and 2 areas. Technical data includes a maximum ambient temperature of 70°C, relative humidity of 95%, and storage temperature range of -40°C to 80°C. The device has a degree of protection IP30, with terminals having IP20 protection, and is made of polyamide with a fire resistance rating of V0. Connection options include screw terminals, with a minimum rigid conductor cross-section of 0.2 mm² and maximum of 2.5 mm². Accessories are available, including resistive coupling elements for additional connection of contacts in hazardous areas.