Videotec DCRE485, Operating Instructions Manual

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Page 5 DCRE485 0600
Installation
The installation must be carried out only by qualified technical staff .
The following procedures must be carried out with power supply off, if not otherwise specified.
Unpacking
If the packing shows no relevant defects (due to falls or anomalous abrasions), check the material contained,
according to the list given at paragraph
Packing contents chapter Introduction .
The packing materials can be completely recycled. The installer technician is required to dispose of them according to
the differentiated collecting modalities or ,anyway, according to the normative laws in force in the Country of use.
Check of identification data
Before installing the appliance, check that the material supplied corresponds to the specifications indicated on
the data plate, following the chapter Identification data . Do not carry out any modification or connections which are not
provided for in this manual: the use of improper appliances may seriously compromise the safety of the personnel and
the installation.
Connectors and connections
The DCRE485 unit features 9 RJ11 connectors located at the rear of the mechanics and one protection fuse:
Each line in RS485, both in input and in output, have the termination resistance inserted.
The transmission of digital data from the outputs takes place simultaneously in RS485 on the 8 outputs.
Serial outputs RS485 Serial input RS485 Power supply
Fuse 63 mAT 250V