ABB SACE Emax E1.2 Operating Instructions For The Design Engineer

Also see for SACE Emax E1.2: Manual Instructions for use Operating instructions

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ABB SACE Emax E1.2 Operating Instructions For The Design Engineer Manual pdf 248 page image

ABB | SACE Emax 2242 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A Electronic accessories | 14 - Ekip Link moduleSignallingsABCThe following table shows the possible signals, and their meaning:Pos. DescriptionAPower LED, green. The possible states are:• Off: power supply absent.• On fixed: power supply and communication with the trip unit present (with a trip unit with theAlive LED option disabled).• On, with one flash per second (synchronized with that of the green LED on the trip unit):power supply and communication with trip unit present (with a trip unit with the Alive LEDoption enabled).• On, with two quick flashes per second (not synchronized with those of the green LED on thetrip unit): power supply present, and communication with trip unit absent (for example: becauseof Local Bus disabled).BLink LED, green. The possible states are:• Off: connection error (signal absent).• On fixed: correct connection.CActivity LED, yellow. The possible states are:• Off: no activity on the line.• On, fixed or flashing: activity present on the line (in reception and/or transmission).When it is on, it may be fixed or flashing (communication is active in both cases).