System overview
3.2 Features
PN/BACnet LINK
Operating Instructions, 10/2017, A5E39895543-AA
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Features
General features
● 1 BACnet port (Fast Ethernet, RJ45). The maximum transmission rate is 100 Mbps.
● The PN/BACnet LINK supports BACnet/IP according to DIN EN ISO16484-5 and
Addendum ANSI/ASHRAE Standard 135-2012.
● BACnet/IP profile: B-GW (BACnet gateway)
● 2 PROFINET interfaces (integrated switch) enable PROFINET line operation according to
Conformance Class B (CC-B).
● A PN/BACnet LINK can be both a BACnet client and a BACnet server. The actual
functionality of the PN/BACnet LINK is defined when it is configured. A mixed mode of
Client and Server functionality is possible.
● The PN/BACnet LINK is configured via the corresponding HSP in the TIA Portal.
● The following options are available for creating BACnet object references:
– Manual input of the required object addresses
– Scanning the network with takeover of the selected objects
– Import a network description (EDE file) and select the desired objects
● The BACnet server located in the PN/BACnet LINK can handle up to 1000 subscribers.
● The BACnet client located in the PB/BACnet LINK can establish communication
relationships with up to 126 BACnet devices.
Supported BACnet object types:
● DEVICE
● BINARY INPUT
● BINARY OUTPUT
● ANALOG INPUT
● ANALOG OUTPUT
Supported BACnet services:
● Change of Value COV-A/B
● ReadProperty RP-A/B
● WriteProperty WP-A/B
Monitoring of BACnet devices:
● Cyclic query of the status properties in the device object
● Set the status in the device object of the PN/BACnet LINK