Chapter 9 Expansion Module 235
Baud rate adapt oneself and address set
After PBUS mode powers up, it can identify the baud rate on Profibus automatically when at least one master
sends right message. The baud rate range is: 9.6Kbit/s ~6Mbit/s. In equipment network, each slave node has a
difference ID, and the maximal number of ID is 127 (0~126). Its ID can be set by 8-bit switch integration on itself.
SW-1 SW-2 SW-3 SW-4 SW-5 SW-6 SW_7 SW_8 ID
OFF OFF OFF OFF OFF OFF OFF * 0
ON OFF OFF OFF OFF OFF OFF * 1
OFF ON OFF OFF OFF OFF OFF * 2
ON ON OFF OFF OFF OFF OFF * 3
OFF OFF ON OFF OFF OFF OFF * 4
┈ ┈ ┈ ┈ ┈ ┈ ┈
*
┈
ON OFF ON ON ON ON ON * 125
OFF ON ON ON ON ON ON * 126
※ The SW_8 bit is reserved.
LED state display
PBUS module has two number of double color LED (green and red) used for fast diagnostics, to indicate the state
of COMM. Bus and itself.
1) power LED
State of LED Description
Green ON natural
Yellow (red and green) flash (4Hz) Hardware error
Yellow (red and green) flash (2Hz) IO number error
Red flash (2Hz) Connection with SG2 error
Red flash (1Hz) Read/write order COMM. With Network bus error
OFF Power down
2) BUS LED
State of LED Description
Green ON Connect with DP Net and communication right
OFF Not connect with DP Net
※ More information about protocol and GSD file to see:
R09-SG2-DP-C04 X 30（SG2-PROFIBUS-DP manual E）
TECO_SG2.GSD
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