2 Security2.1 Intended useWARNING DamageThe operating and maintenance instructions in this operatingmanual and maintenance conditions must be strictly adhered to.The AD-MM 400 is intended for connection to an RS-485 interface on the other de-vices are connected.The AD-MM 400 can be connected to a PC or laptop via the configuration interface.The AD-MM 400 is intended for installation in front panels of control cabinets.The AD-MM 400 has a connection for the supply voltage and can be connected withAn alternating voltage up to 250V AC or 24V DC.Any other use is not intended! Unauthorized modifications and alterations On the prod-uct lead to considerable safety risks and are eliminated Security reasons prohibited! Fordamages resulting therefrom or for damages Adamczewski elektronische MesstechnikGmbH is not liable for unauthorized use.Faults which can affect the safety are immediate remove! The installer must give theoperator the operating instructions make available. Installer and operator must providethe operating instructions beginning their activities.2.2 Predictable misapplicationThis product may not be used in any of the following cases:• In potentially explosive atmosphere. Operating in potentially explosive atmo-spheres Sparks may cause fires, fire or explosions.• Use in humans and animals.2.3 Safe HandlingThis product is state of the art and recognized safety rules. Each device is activatedbefore delivery and safety.5