ICP DAS USA ISaGRAF mPAC Series Getting Started page 24

After you click on "Setup" button, an "Ethernet Link Parameters" dialog box will appear.
Set the "Port Number" to "502" and enter the Internet address (IP) of your μPAC-5x07(P)
PAC. (Please refer to
Once you have entered the appropriate information, click on "OK" button, and now you
have configured your PC to communicate with the μPAC-5x07(P) through the Ethernet
port.
Multi-Clients Connection to μPAC-5x07(P)
Each μPAC-5x07(P) has an IP address and with a fixed Ethernet port No. 502. Up to 6 PCs
can link to one PAC throughout Ethernet (Modbus TCP/IP protocol). Another PC or MMI
can link to COM1: RS-232 port (Modbus RTU protocol). Therefore the maximum number
of clients can be linked is 7.
PC/HMI
PC/HMI
MMI
Getting Started: PAC-5007(P)/5107(P)/5207/5307 Ver. 1.0, 07/2010
3-4
)
Section 3.9
Modbus RTU
IP1
Modbus TCP/IP
μPAC-5x07(P)
IP2
ICP DAS