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New Function: Ethernet Overload Detection for the ISaGRAF MiniOS7 PAC
 
 
ICP DAS releases ISaGRAF PAC new function for the MiniOS7 series that the LED indicator of the ISaGRAF MiniOS7 PAC will be blinking every two seconds when the TCP/IP connection overloads. This new function can help users to detect the problem quickly and take appropriate solutions to improve system performance.
 
● Function Support Information
The following ISaGRAF MiniOS7 PACs that support Ethernet communication and build-in Power LED or L1 LED indicator are suitable for this new function.
 
Series
Models
LED Indicator
Driver Version
Max. Number of Ethernet Socket
supported by the PAC
μPAC
μPAC-7186EG/EGD
Power LED
V. 1.20 or later
Max. 6 TCP/IP connections
I-7188EG/EGD
Power LED
V. 3.20 or later
Max. 4 TCP/IP connections
iPAC
iP-8447/8847
L1 LED
V. 1.17 or later
Max. 6 TCP/IP connections
I-8437/8837/8437-80/8837-80
L1 LED
V. 4.22 or later
Max. 4 TCP/IP connections
 
● Function Description
 
When the ISaGRAF and PC/HMI/SCADA connect to the PAC via Ethernet network and the TCP/IP connections reaches the maximum number, the Power LED of μPAC (μPAC-7186EG/I-7188EG) of the L1 LED of iPAC (I-8xx7/iP-8xx7) will blink every two seconds until declining the number of connections. This function helps users to quickly detect the overload problem of the Ethernet Socket so that users can take appropriate solutions to improve system performance.
 
● Solutions
  1. Reduce the TCP/IP connections appropriately
  2. Select the ISaGRAF WinCE PAC that can provide more network connections, such as the following models:
    XP-8047-CE6/ 8347-CE6/8747-CE6 : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/isagraf_pac/xp-8xx7-ce6.html
    WP-8137/8437/8837/8147/8447/8847: http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/isagraf_pac/wp-8x47.html
    VP-25W7/23W7/4137/4147 : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/isagraf_pac/vp-2xw7.html
    WP-5147/5147-OD : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/isagraf_pac/wp-5147.html
 
● Related Support
This paper (FAQ-163) can be download at web site:
http://www.icpdas.com/root/support/faq/isagraf.html > FAQ-163 .
If your PAC's driver is older than it, please visit the following webpage to download the latest driver.
http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/download/isagraf-link.html
 
● More ICP DAS ISaGRAF Products Information
ISaGRAF PAC Datasheet : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/download.html
ISaGRAF PAC Web : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/isagraf.html
ISaGRAF PAC Manual : http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/isagraf/download.html#manu
ISaGRAF PAC FAQ : http://www.icpdas.com/root/support/faq/isagraf.html
I-8K & I-87K high profile I/O modules : http://www.icpdas.com/root/product/solutions/remote_io/rs-485/i-8k_i-87k/i-8k_i-87k_selection.html
 
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