9 Glossary of terms
Operating instructions 05/10 MN05013003Z-EN www.eaton.com 229
Impulse relays An impulse relay is a relay which changes its switching state and retains its
new state (latched) when a voltage is applied to the relay coil for a short time.
Connect mode Connect mode is used to wire up the circuit elements in your easy circuit
diagram.
Local expansion I/O expansion with the expansion unit (e.g. EASY620-DC-TE) installed directly
on the basic unit. The connector is always supplied with the expansion unit.
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