In this article, we discuss the types of Delta PLCs used in industrial automation and control applications.
Delta PLC
- A Programmable Logic Controller (PLC) is a control system that uses electronic operations.
- Delta PLCs have easy storage methods and beneficial development principles.
- PLC features sequential functions and position control.
- PLCs have timers, counters, and input/output controls that are widely used in industrial automation and control.
- Delta DVP series programmable logic controllers provide high-speed, stable, and highly reliable applications in various industrial automation machines.
- They feature fast logical operations with ample instruction sets and multiple functional cards.
- Delta PLCs are cost-effective.
- This PLC supports various communication protocols for connecting AC motor drives, servo systems, human-machine interfaces, and temperature controllers through industrial networks to form a complete “Delta solution” for all users.
Mid-range Hot-swappable Delta PLC – Series AH
1- Standard Delta PLC Series AH
Below are some features of the standard Delta PLCs of the AH series:
- It has highly integrated software with modular hardware structure.
- It includes very integrated software called ISP Soft.
- The graphical interface supports all five programming languages.
- It has a flexibility of up to 100 meters between two local internal racks.
- It features a hot-swapping function that keeps the system running.
Technical Specifications
Here are some technical specifications of the Delta PLCs of the AH series.
- It features a 32-bit processor with an execution speed of 0.02 microseconds.
- Maximum input/output points
- DI/O: Maximum 4352 points
- AI/O: Maximum 544 channels
- RIO> 100000 points
- Program capacity is 1.5 MB with a maximum of 384000 steps.
- It has a data register of 256,000 words.
- CPU is fully isolated and includes a RS-232/422/485 card slot, Mini USB, Ethernet, and SD/SDHC.
Applications
- The AH 500 series supports excellent motion control functions with linear 3-axis spiral interpolation, 2-axis and 3-axis arcs.
- The AH500 PLC can simultaneously control up to 12 axes or 4 groups of 3-axis interpolation in only 1 millisecond.
- It can meet complex processing requirements or precise motion control.
- Suitable for applications like building material processors, loom weaving machines, and food packaging machines.
- This is a modular system controller designed for high-level automation tasks with a wide selection of I/O modules.
- AH 500 can be constructed as a central control system through remote I/O expansion capabilities.
- It allocates remote I/O systems at various levels for HVAC applications and provides complete automation system solutions.
2- Delta PLC Redundant Series AH
Below are some features of the redundant Delta PLCs of the AH series.
- It adopts reliable redundancy and integrates synchronous modules.
- Ethernet ports and serial communication interfaces for a more competitive control solution.
- It provides additional power supplies and communication interfaces for a complete control solution.
Technical Specifications
- It features a 32-bit processor with a program execution speed of 0.02 microseconds.
- Maximum input/output points DIO: max. 4352 points, AIO: max. 544 channels and RIO > 100000 points.
- Program capacity is up to 4 MB with 1 million steps.
- Features a data logging of 512 words.
- The programming supports all five programming languages.
- It has an internal multi-mode RS-232/485 communication port.
- Internal Ethernet communication port (100 Mbps).
- Internal micro SD card slot (supports up to 32 GB).
- Internal Mini-USB programming port.
- Features 2048 timers and counters.
- No battery is required.
3- Motion Series AH CPU
- These modules independently handle logic control and motion.
- Users can write and download programs in motion modules.
- These modules support standard motion control systems and can be installed on local backup planes.
- Offers Ether CAT, DMCNET, and pulse train solutions for customers.
- This motion controller can be mounted on a CPU slot or an input/output slot of a specific motion backplane.
- The compact motion control system does not support expansion from the back panel.
Performance
- Pulse train module: max. output of 1 MHz.
- Supports input modes UD / PD / AB / 4AB.
- Minimum synchronization time for the DMCNET module at 12 axes is 1 millisecond. Minimum synchronization time for the Ether CAT module: at axes 8 / 16 / 32 is 0.5 / 1 / 2 ms.


