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Built-in RS-232/422/485 multi-mode communication port x 1
RS-232:115.2 Kbps / RS-422 / 485:921.6 Kbps
Built-in Ethernet communication port (100 Mbps)
Built-in SD card slot (maximum capacity:
2 GB for AHCPU5_0 or 32 GB for AHCPU5_1)
Built-in Mini USB programming communication port
With system diagnosis/status indicator/online programming and debugging functions
Support PLC Link/Ether Link automatic data exchange function
Support Modbus RTU/ASCII, Modbus TCP
Support DNP3 protocol (AHCPU521-DNP only)
EtherNet/IP support (AHCPU5_1-EN only)
-Scanner and Adapter modes
-support for I/O connections and explicit messages
-Number of connections: TCP = 32 ~ 128; CIP = 64 ~ 256
- RPI: 1 ~ 1,000 ms
-250 words/connection
The language LD/SFC/FBD/IL/ST is supported
Support for 256 interrupts
(time/IO/external/low voltage/communication interruption)
2,048 Timer and Counter are supported
Support battery-free data saving
With RTC function (up to 30 days power-off hold)
Support NTP network timing function
The function of WEB/E-Mail/IP Filter is supported
CPU RAM/ROM capacity
AHCPU5_0:32 MB / 8 MB
AHCPU5_1:128 MB / 128 MB
Cpu frequency
AHCPU5_0:133 MHz
AHCPU5_1:800 MHz
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A: Unfortunately, we cannot offer a refund if the price of your purchase decreases. However, within a certain period of time, we can provide you with a certain amount of discount coupons as compensation, ensuring your satisfaction. Our prices may vary due to promotions and market conditions, among other factors. We recommend making your purchase based on the current price at the time of purchase.
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- Q: How can I check the status of my refund?
A: To check the status of your refund, you can contact our customer service team and provide them with the necessary details, such as your order number and refund request. They will assist you in tracking the progress of your refund.
Reviews
- Y
Yara
Oct 29, 2025
Delta PLC CPU Module AHCPU511-ENThis website is a great deal, shipping is fast and easy to use.HelpfulUnhelpful - B
Brian Walch
Jul 08, 2025
Delta PLC CPU Module AHCPU511-ENThank you I like to receive it quicklyHelpfulUnhelpful - R
Ronny Perry Jr
May 31, 2025
Delta PLC CPU Module AHCPU511-ENThe product was as expected, and the shipping was much faster than I imagined.HelpfulUnhelpful - E
Edison Santiago
Nov 19, 2024
Delta PLC CPU Module AHCPU511-ENSimple and clear ordering, and the shipment arrived on time. Thanks!HelpfulUnhelpful - B
Bryan DeNardis
Jun 17, 2024
Delta PLC CPU Module AHCPU511-ENThey got my items shipped super fast!HelpfulUnhelpful - P
Philip Joyce
Jul 04, 2023
Delta PLC CPU Module AHCPU511-ENIt arrived rapidly and was a great value.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Delta PLC CPU Module AHCPU511-ENAll was ok! No problems whatsoever.HelpfulUnhelpful
Delta PLC CPU Module AHCPU511-EN
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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