398
RS-485 Communication Features
7.4
BACnet Communication
7.4.1
What is BACnet Communication?
BACnet (Building Automation and Control network) is a communication network frequently used
in building automation. BACnet introduces the concept of object-oriented systems, and defines
standardized objects. By exchanging data, this function makes communication possible between
products from different companies. It also standardizes some of the general services carried out by
using these standard objects.
7.4.2
BACnet Communication Standards
Application
Items
Specification
Connection
Interface
5 Pin Pluggable connector
Data transmission
RS-485 MS/TP, Half-duplex
Cable
Twisted pair (1 pair and shield)
Communication
BACnet MS/TP
Stated in ANSI/ASHRAE Standards 135-2004
Baud Rate
Supports 9600, 19200, 38400, 76800 bps
MAC Address
1–127
Start/Stop bit
Start 1 bit, Stop ½ bit
Parity check
None/Even/Odd
7.4.3
BACnet Quick Communication Start
Follow the instructions below to configure the BACnet network for a quick start.
1
Set five multi-function input terminals (IN-65–71 PxDefine) to ‘Interlock 1’ – ‘Interlock 5’
respectively, in the correct motor order.
Note
•
When auto change mode selection (AP1–55) is set to ‘0 (None)’ or ‘1 (Aux)’, and if 5 motors
are operated, including the main motor, the interlock numbers 1,2,3,4,5 refer to the
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Страница 37: ...Installing the Inverter 24 3 Remove the keypad from the inverter body 0 75 30kWModels 37 90kWModels ...
Страница 50: ...37 Installing the Inverter Inputand OutputControlTerminalBlockWiringDiagram 5 5 90kW ...
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Страница 151: ...138 Learning BasicFeatures Group Code Name LCDDisplay ParameterSetting SettingRange Unit frequency ...
Страница 187: ...174 Learning Advanced Features PIDCommandBlock ...
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