Main Features & Specification - LG BNU-BAC Installation & Owner's Manual

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Main features & Specification

Specification (hardware)

1. CPU: PXA256-400MHz Xscale

2. RAM: 128MB (32 x 4) SDRAM

3. ROM: 512KB NOR Flash – Boot image

128MB (64 x 2) NAND Flash – Program image, database, etc.

4. RS-232 Console : For updating (developing) the program

5. Communication port

• RS-485 port : PI485 communication port 4EA (connecting the air conditioner and the ventilator),

RS-485 port 2EA for connecting the outdoor unit (reserved)

• RS-232 communication port : Port 1EA for upgrading the program

• LAN port : 1EA for the Internet connection (Ethernet 10Base-T Ethernet)

1EA for reserved

6. External input port: 20EA (Pulse countable, DC 12V) extended to the external

External output port : Digital output x 4EA (Relay output, 5V) – DO2~4 : reserved

7. LED: 20EA (RS-485 communication status display / Ethernet communication status display /

RS-232 communication status display / Power & operation status display)

8. LCD : 16 x 2 character

IP address setup and Network environment & information display

Note: This product conforms to the GPL (General Public License) for using the Embedded Linux.

10 BACnet Gateway

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