User Manual

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Siemens Building Technologies SED2 LON Module Operating Instructions CE1B5193en
HVAC Products 3 Installation and wiring 26.06.2006
3.3 Installation in SED2 frame sizes B…F IP54
WARNING:
Make sure that the VSD is deenergized before you install or remove the LON module.
1. Loosen the door fixing screws on the front of the IP54 housing and open the door.
2. Remove the operator panel extension module (with ribbon cable) from the EI/A
module by pushing the lever above the extension module upward and, at the same
time, pulling the extension module downward.
NOTE: Do not disconnect the ribbon cable.
3. Install the LON module on the SED2 I/O module by inserting the two bottom guides
into the appropriate slots at the sides of the I/O module and pushing the upper sec-
tion inward until the locking mechanism latches.
4. Install the operator panel extension module by inserting the two bottom guides into
the appropriate slots of the LON module and pushing the upper section inward until
the locking mechanism latches.
5. Route the network cable through a suitable cable opening to the LON module’s
mains inlet. To ensure proper contacting of shielding, use an EMC cable gland
made of metal for the cable entry.
6. Run the LON cable at the greatest possible distance from power cables and terminals.
5193P02