Setra-system SRCM Manual de usuario descargar pdf (Pagina 32)

Network Setup

The BACnet setup screen is enabled by pushing position 1 switch (labeled

MAC) to the on (right) position. After conguration the switch must be

moved to the off (left) position.

The Network Setup screen gives the option for the user to congure the

Network and other parameters which have to be read from the network.

BACnet conguration requires the user to congure the following param-

eters.

1. Baud Rate - User can select any one of the 4 standard Baud rates for

RS485 communication from 9600, 19200, 38400 and 76800 by using the

change button. Auto baud features is not supported.

2. MAC Address - User can enter Medium Access Control address specic

to this device by touching on this eld. User can enter a value from 0 to

127 as this unit is a BACnet master, address 128 to 254 reserved for 254

and 255 reserved for Broadcast.

3. Device Instance - The Device instance number must be unique within a

BACnet internetwork to identify each device. Instance numbers are dened

as 22 bit long, in decimal instance number ranges from 0 to 4194,3,03.

FFFFNDD is the network addressing scheme, here FFFF represents the Fa-

cility code. N is the number of the network in the building and DD ranges

from 0 to 99 to represent the individual device on the network.

Five position dip

switch location

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 42 43

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Setra-system SRCM Manual de usuario Pagina 32