![background image](http://html1.mh-extra.com/html/icp-das-usa/isagraf-pac-series/isagraf-pac-series_getting-started_3826573014.webp)
1-6
Getting Started:
PAC-5007/5107/5207/5307 Ver. 1.1, 12/2011 ICP DAS
1.11 Connecting other Device via Modbus Master
μPAC-5x07 supports up to 2 COM ports of Modbus RTU/ASCII Master protocol to integrate
with other Modbus devices.
RS-485:
RS-232:
Note:
COM3 ~ COM8 is optional from XW-Board (XW5xx),
RS-232/RS-422/RS-485
expansion
board.
μPAC-5x07 can plug one I/O Expansion board inside the main box. To install it, user has
to loosen the screw, remove the shell of μPAC-5x07 and then plug in the XW-board.
Please refer to below web for new products:
http://www.icpdas.com.tw/product/solutions/pac/upac/xw-board_selection.html
.