Interface Port Rs485 - Steca Grid 20000 Installationsanleitung

Note:

4.14 Interface Port RS485

RS485 OUT
Pin 1 Bus termination+
Pin 2 RS485+ OUT
*
Pin 3 RS485- OUT
Pin 4 Bus termination –

Bus termination (wire jumper)
The RS485 interface supports the USS protocol (Universal Serial interface protocol) which can be
used for transmission of data, for example, to a data logger of a remote monitoring system.
Figure No. 12
When using this interface, please note that each device using the bus requires a unique address.
Bus termination is made by means of wire bridges on X14 to the last bus user (inverter "n").
Figure No. 13
coded, view of male connector side
748.508 | Z01 | 2013-06-10
In order to ensure the degree of protection IP65, plug connectors and
power supply connection cable must be matched to each other and all
unused connectors shall be fitted with blanking plugs. We suggest to use
only original components of MultiContact! Please take notice of the
instruction sheet of MultiContact!
Standard interface connection
Connector M12 x 1 straight, shielded; pole arrangement: male M12, 4 pins, A-
RS485 IN
Pin 1 Reference +
Pin 2 RS485+ IN
Pin 3 RS485- IN
Pin 4 Reference –
EN
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