
Delta AH Series Redundant CPU – Programmable Controller AH Series
PRODUCT PARAMETERS
- Provides stable redundant CPU functionality
- Supports synchronous modules and multi-communication interfaces
- Redundant main and extension backplane options
- Complete redundant control system for industrial automation
Description
PRODUCT FEATURES
The AH Series Redundant CPU provides reliable redundancy functions while integrating synchronous modules, Ethernet, and serial communication interfaces, enhancing overall system competitiveness.
Redundant backplane design ensures stable power supply and communication for a complete solution.
Redundant main backplane models: AHBP04MR1-5A (4 slots).
Redundant extension backplane models: AHBP06ER1-5A (6 slots), AHBP08ER1-5A (8 slots), supporting full redundant control systems.
APPLICATION FIELDS
| Public Works | Water Treatment | Large-Scale Plant Monitoring Systems |
|---|
TECHNICAL SPECIFICATIONS
| Feature Category | Details |
|---|---|
| Processor | 32-bit |
| Maximum I/O Expansion | DIO: 4,352 pointsAIO: 544 channelsRIO: >100,000 points |
| Program Capacity | Up to 1M steps (4 MB)Data registers (D+L): 512k wordsLD execution: 0.02 µs |
| Communication Ports | RS-232/485 multi-mode ×1 (RS-232: 115.2 Kbps / RS-485: 921.6 Kbps)Ethernet: 100 MbpsMini USB programming portMicro SD card slot (max 32 GB) |
| Networking & Protocols | PLC Link / Ether Link automatic data exchangeMODBUS RTU / ASCII, MODBUS TCPEtherNet/IP (Scanner & Adapter mode)Max online devices: TCP = 128; CIP = 256RPI: 1–1,000 ms250 words per link |
| Programming & Interrupts | LD / SFC / FBD / IL / ST languagesSupports 256 interrupts (time / I/O / external / low-voltage / communication)Redundancy mode supports time interrupts only2,048 timers and counters |
| Data Retention & RTC | Battery-free data retentionBuilt-in RTC (up to 30 days power-off retention)NTP network time synchronization |
| Web & Security | WEB / E-Mail / IP Filter support |
| Redundant Architecture | Master switch-over time: 20 msBuilt-in synchronization module |
FAQs
As a trade-and-manufacturing integrated company, we offer a full range of Delta power supplies, including switching power supplies, industrial power modules, and DC regulated power supplies, suitable for industrial automation and various electronic equipment.
Yes. We provide customized solutions based on customer requirements, including voltage, power, and functional extensions, with professional technical support to ensure feasibility.
We ship via reliable logistics and courier services, offering full tracking to ensure the products reach customers safely and on time.
The process is simple: select the model → submit requirements → confirm the solution → arrange payment → delivery and technical guidance. We provide full support to ensure each step is completed smoothly.
We provide original manufacturer warranty, spare parts supply, operation guidance, maintenance, and troubleshooting services to ensure Delta power supplies operate stably and reliably.







