AS228P-A AS200 Series 28-Point PLC CPU 16DI/12DO PNP | Delta

The Original New Delta AS228P-A is a 28-point compact PLC CPU module from the Delta AS200 series, designed for high-performance machine automation and industrial control applications. Featuring 16 digital inputs and 12 PNP transistor outputs, it delivers fast, reliable control for packaging machinery, electronic manufacturing equipment, and material handling systems. Powered by a high-speed processor with 64k steps program capacity, the AS228P-A provides 25 ns basic instruction execution speed and supports up to 32 expansion modules. Built-in Ethernet, RS-485, USB, and CANopen communication interfaces enable seamless integration into industrial networks and multi-axis motion control systems.

Core Engineering Highlights:
16 digital inputs + 12 PNP transistor outputs | 28 built-in I/O points, expandable to 32 modules | 64k steps program capacity / 64k words data memory | Basic instruction execution speed: 25 ns | Built-in Ethernet + RS-485 + USB + CANopen | 6 axes × 200 kHz pulse output | 4 sets × 200 kHz high-speed counters | 24 V DC power supply | –20°C to +60°C operating temperature | DIN rail mounting

Key Features:

• Original New Delta AS228P-A PLC CPU module

• 16 digital inputs (24 V DC, sink/source) with high-speed input capability

• 12 PNP (sourcing) transistor outputs

• 28 built-in I/O points, expandable with up to 32 AS series modules

• 64k steps program capacity and 64k words data memory

• Basic instruction execution speed: 25 ns (LD), 0.15 μs (MOV)

• Built-in Ethernet, RS-485, USB, and CANopen communication interfaces

• Supports Modbus, Modbus TCP, EtherNet/IP, and CANopen protocols

• 6 axes × 200 kHz high-speed pulse output for precise motion control

• 4 sets × 200 kHz high-speed counters (X0.0–X0.7: 200 kHz; X0.8–X0.15: 10 kHz)

• Programmable with DIADesigner software (IEC 61131-3 compliant)

• Supports Ladder (LD), Structured Text (ST), Function Block Diagram (CFC), and Sequential Function Chart (SPC) programming

• Compact DIN rail mount design with removable spring terminals

• Part Status: Active — currently in production

Applications:

• Packaging machinery and conveying systems

• Electronic manufacturing and PCB handling equipment

• Material handling and automated storage systems

• Multi-axis motion control applications

• Machine tools and precision positioning systems

• General industrial automation and OEM equipment

Technical Specifications:

System Compatibility:

• Compatible with Delta AS series expansion modules, including digital I/O, analog I/O, temperature, motion control, and communication modules. Module compatibility should be verified before installation.

• Supports up to 32 expansion modules for system scalability

• Programmed with Delta DIADesigner software (IEC 61131-3 compliant)

• Compatible with Delta DOP series HMIs via Ethernet or serial communication

• Supports CANopen communication for multi-axis motion control with Delta ASDA servo drives

• Compatible with Delta MS300 series drives via Modbus communication

Related Products:

• AS228T-A – Same model with NPN transistor outputs (alternative configuration)

• AS228R-A – Same model with relay outputs (alternative configuration)

• AS218PX-A – 14-point CPU module with 2 analog inputs (lower I/O count)

• AS332T-A – 32-point CPU module with 32k steps (higher performance)

• AS04AD-A – 4-channel analog input module (expansion)

• AS04DA-A – 4-channel analog output module (expansion)

• AS-FCOPM – CANopen communication card (optional)

• DIADesigner – Configuration software for Delta AS series

PLC ERA is an independent industrial automation distributor supplying genuine Original New products through established global supply channels. All products are factory sealed when applicable and undergo quality inspection prior to shipment. Delta and AS Series are trademarks of Delta Electronics, Inc.