AS-P in version 1.9.4 can not respond for request which contain group of consecutive registers.
Exception Response FC03 - Illegal Data Address (Read Holding Register) - 00 00 00 00 00 06 FF 03 03 84 00 06 - 00 00 00 00 00 03 FF 83 02
(In this case client ask for 6 registers starting with register number 900)
Possible overwork:
1. Set HMI STU communication optimization mode to : Prefered Frame lenght = Minimum possible. Vijeo Designer, Equipment configuration.
2. Upgrade AS-P to version 2.0.3.45 (solution tested in ModScan32 tool)
Exception Response FC03 - Illegal Data Address (Read Holding Register) - 00 00 00 00 00 06 FF 03 03 84 00 06 - 00 00 00 00 00 03 FF 83 02
(In this case client ask for 6 registers starting with register number 900)
Possible overwork:
1. Set HMI STU communication optimization mode to : Prefered Frame lenght = Minimum possible. Vijeo Designer, Equipment configuration.
2. Upgrade AS-P to version 2.0.3.45 (solution tested in ModScan32 tool)
Released for: Schneider Electric Malaysia


Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales enquiry online and an expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Centre
Find support resources for all your needs, in one place.