
Chapter 9 Expansion Module
234
Connect with electrical source
Input 24VDC
1
+
-
24V
2
①
-1A quick-blowing fuse, circuit-breaker or circuit protector.
②
-Surge absorber.
Connection with Profibus Net
Using 9-hole pin to connect with PROFIBUS DP bus, please use the regulated pin and cable.
Ports assign:
NO. name
description
1 reserved
2 reserved
3
RxD/TxD-P (B- Line)
Send/receive data (positive)
4 reserved
5 DGND
(2M)
Digital
GND
6
VP(2 P5)
+5V DC (supply bus expansion)
7 reserved
8
RxD/TxD-N (A-Line)
Send/receive data (negative)
9 reserved
PDF compression, OCR, web optimization using a watermarked evaluation copy of CVISION PDFCompressor