AM400 Series Economical Medium PLC | Cost-Effective Automation Solution
AM400 Series Economical Medium PLC
Cost-effective automation solution for industrial applications
The AM400 Series is an economical yet high-performance medium-sized PLC that is fully compliant with the IEC 61131-3 standard. It supports multiple programming languages including IL, LD, SFC, CFC, and ST, and provides a variety of application libraries—such as the EtherCAT-based motion control library, which covers point-to-point motion, cam motion, and interpolation motion. Additional libraries include CANopen communication, file handling, string processing, Ethernet communication, and RS-485 communication. This platform enables you to build the required equipment application programs simply, efficiently, and stably.
Core Advantages & Technical Highlights
- Cost-Effective High-Performance Positioning: An economical yet high-performance medium PLC that strikes the perfect balance between cost control and operational efficiency, ideal for small-to-medium scale industrial automation scenarios.
- Full Compliance with International Standards: Fully compliant with the IEC 61131-3 international standard, ensuring strong compatibility with mainstream industrial systems and unified, standardized development processes.
- Multi-Language Programming Support: Supports a full range of programming languages including IL, LD, SFC, CFC and ST, accommodating the diverse programming habits of global automation engineers.
- Rich Built-in Application Libraries: Eliminates redundant development with a comprehensive suite of preloaded libraries including EtherCAT-based motion control, communication libraries for CANopen, Ethernet and RS-485 connectivity, and basic utility libraries for file handling and string processing.
- Efficient & Stable Development Experience: Features a streamlined development workflow that enables quick and stable construction of equipment application programs, effectively shortening project delivery cycles.
AM400 Series PLC Core Specifications
| Parameter Category |
Details |
| Model Series |
AM400 Series Economical High-Performance Medium PLC |
| Compliance Standard |
Fully compliant with IEC 61131-3 international standard |
| Programming Languages |
Supports LD (Ladder Diagram), ST (Structured Text), SFC (Sequential Function Chart), CFC (Continuous Function Chart) |
| Processor Performance |
High-efficiency processor with nanosecond-level instruction execution speed |
| Memory Capacity |
Program memory: 10 MByte; Data memory: 20 MByte (512 kByte non-volatile retain) |
| Motion Control Capabilities |
Based on EtherCAT bus; Supports point-to-point motion, cam motion, interpolation motion; Max synchronous control of 16 axes (1ms cycle) |
| Communication Interfaces |
Ethernet: 2 ports (built-in switch, single IP); EtherCAT: 1 port (supports up to 127 slaves); RS-485: Up to 3 ports (31 slaves per port); CANopen: Compliant with DSP402 standard |
| Functional Libraries |
Built-in libraries for file handling, string processing, industrial communication protocols |
| Expansion Capability |
Supports up to 16 blade-type I/O modules (digital, analog, special function modules) |
| Operating Environment |
Working temperature: -10°C ~ 60°C; Anti-EMC interference design |
| Power Supply |
Universal AC input (85-264VAC) or DC input (24VDC ±10%) |
AM400 Series PLC Complete Model Table
CPU Modules (Core Control Units)
| Model |
Output Type |
Motion Control Axes |
Key Interfaces |
Core Specifications |
Part Number |
| AM401-CPU1608TP |
PNP (Source) |
4 axes (EtherCAT-based) |
EtherCAT ×1, Ethernet ×1, RS485 ×2, CAN ×1, USB ×1 |
16-channel 200KHz high-speed input; 8-channel 200KHz high-speed output; Program memory: 10M Word, Data memory: 8M Word; Supports TF card expansion |
01440028 |
| AM401-CPU1608TN |
NPN (Sink) |
4 axes (EtherCAT-based) |
EtherCAT ×1, Ethernet ×1, RS485 ×2, CAN ×1, USB ×1 |
16-channel 200KHz high-speed input; 8-channel 200KHz high-speed output; Program memory: 10M Word, Data memory: 8M Word; Supports TF card expansion |
01440032 |
| AM402-CPU1608TP |
PNP (Source) |
8 axes (EtherCAT-based) |
EtherCAT ×1, Ethernet ×1, RS485 ×2, CAN ×1, USB ×1 |
16-channel 200KHz high-speed input; 8-channel 200KHz high-speed output; Program memory: 10M Word, Data memory: 8M Word; Supports TF card expansion |
01440029 |
| AM402-CPU1608TN |
NPN (Sink) |
8 axes (EtherCAT-based) |
EtherCAT ×1, Ethernet ×1, RS485 ×2, CAN ×1, USB ×1 |
16-channel 200KHz high-speed input; 8-channel 200KHz high-speed output; Program memory: 10M Word, Data memory: 8M Word; Supports TF card expansion |
01440031 |
Power Supply Modules
| Model |
Input Voltage |
Output Specification |
Application |
Part Number |
| AM600-PS2 |
100~240VAC (Universal) |
24VDC / 2A |
Recommended power supply for AM400 series CPU modules; Stable output for industrial environments |
01440010 |
Communication Expansion Modules
| Model |
Communication Protocol |
Core Function |
Compatibility |
Part Number |
| AM600-RTU-ECT |
EtherCAT |
Standard EtherCAT communication module; Supports up to 127 slaves |
Compatible with all AM400 series CPU modules |
01440013 |
| AM600-RTU-ECTA |
EtherCAT |
EtherCAT communication module with auto-scan function; Simplifies slave configuration |
Compatible with all AM400 series CPU modules |
01440033 |
| AM600-RTU-COP |
CANopen |
Compliant with CANopen protocol; Supports 8 slaves |
Compatible with all AM400 series CPU modules |
01440011 |
I/O Expansion Modules
Digital I/O Modules
| Model |
Type |
I/O Configuration |
Output Mode |
Part Number |
| AM600-1600END |
Digital Input |
16-channel DC 24V input |
- |
01440005 |
| AM600-3200END |
Digital Input |
32-channel DC 24V input (Requires X210-5-0.5/2 & T024-K cables) |
- |
01440023 |
| AM600-0016ETP |
Digital Output |
16-channel transistor output |
PNP (Source) |
01440003 |
| AM600-0016ETN |
Digital Output |
16-channel transistor output |
NPN (Sink) |
01440018 |
| AM600-0032ETN |
Digital Output |
32-channel transistor output (Requires X210-5-0.5/2 & T024-K cables) |
NPN (Sink) |
01440025 |
| AM600-0016ER |
Digital Output |
16-channel relay output |
Universal (AC/DC compatible) |
01440017 |
| AM600-0808ETNE |
EtherCAT I/O |
8-channel input + 8-channel output |
NPN (Sink); EtherCAT-connected |
01440027 |
| AM600-1616ETNE |
EtherCAT I/O |
16-channel input + 16-channel output |
NPN (Sink); EtherCAT-connected |
01440030 |
Analog & Temperature Modules
| Model |
Type |
Configuration |
Measurement Range/Signal |
Part Number |
| AM600-4AD |
Analog Input |
4-channel |
Supports voltage/current signals |
01440006 |
| AM600-4DA |
Analog Output |
4-channel |
Supports voltage/current signals |
01440007 |
| AM600-4PT |
Temperature Input |
4-channel |
Thermistor (Temperature detection) |
01440008 |
| AM600-8TC |
Temperature Input |
8-channel |
Thermocouple (Temperature detection) |
01440026 |
Accessories
| Model |
Product Name |
Specification |
Application |
Part Number |
| X210-5-0.5 |
High-Density I/O Cable |
0.5m length |
Connects high-density I/O modules (e.g., AM600-3200END) |
15300119 |
| X210-5-2 |
High-Density I/O Cable |
2.0m length |
Connects high-density I/O modules (e.g., AM600-3200END) |
15300193 |
| T024-K |
Cable Adapter |
Matching high-density I/O modules |
Required for AM600-3200END/AM600-0032ETN installation |
- |
Key Notes for Overseas Users
- All models comply with IEC 61131-3 international standard and support IL, LD, SFC, CFC, ST programming languages.
- EtherCAT motion control supports point-to-point motion, cam motion, and interpolation motion; CAN port is compatible with CANopen/CANlink protocols.
- Maximum expansion capability: Up to 8 I/O modules for AM400 series CPUs; All modules support hot-swappable design for easy maintenance.
- Operating environment: -10°C ~ 60°C; EMC interference resistance meets industrial-grade requirements.
AM400 Series PLC Industry Applications
3C Electronics Manufacturing (Southeast Asian/Mexican Contract Factories)
Whether it's screw locking and screen lamination on smartphone assembly lines or motherboard testing for laptops, the AM400 handles high-frequency start-stop cycles and precise positioning requirements with ease. Its built-in EtherCAT motion control library enables seamless multi-axis interpolation, while the CANopen communication library integrates barcode scanners and testing instruments without complex custom coding. What's more, it costs 30% less than comparable imported brands, making it a top pick for small and medium-sized factories looking to upgrade production lines on a budget.
Food Packaging Machinery (Small-to-Medium Food Plants in Europe/North America)
Equipment like cookie cartoners, sauce filling machines, and beverage labelers demand two key things: stable speed and fast product changeovers. The AM400's cam motion control ensures perfect synchronization between packaging film traction and cutter movements, eliminating material waste. Its file processing library stores packaging parameters for different products, allowing operators to switch production specs in minutes—no need to wait for engineers to rewrite programs. It meets European and North American industrial EMC standards, so interference from workshop inverters and air compressors won't disrupt operations.
Solar Panel Production Lines (Solar Parks in India/Middle East)
Solar cell string welding, laminator temperature control, and panel frame assembly all require tight coordination between multiple devices. The AM400's dual Ethernet and RS485 communication ports connect temperature controllers, robotic arms, and conveyor belts simultaneously, enabling real-time production data transmission. Its interpolation motion function ensures precise glue application paths for frame gluing machines, delivering consistent, streak-free results. With a wide operating temperature range (-10°C to 60°C), it runs reliably even in the hot, dusty workshops of Middle Eastern desert regions.
Warehouse & Logistics Sorting Equipment (E-commerce Distribution Centers in Europe/North America)
Small cross-belt sorters and parcel barcode sorting lines process 2-3 packages per second in high-intensity environments. The AM400's point-to-point motion control allows sorting carts to start/stop quickly and dock with chutes accurately. Its CANopen communication library integrates photoelectric sensors and barcode scanners, achieving a sorting accuracy rate of 99.9%. Compact in size, it fits directly into the control cabinets of sorting machines, saving valuable installation space.
Woodworking Machinery (Furniture Factories in Eastern Europe)
Panel furniture routers and edge banding machines need to coordinate cutting tools, conveyors, and clamping devices at the same time. The AM400's motion control library supports multi-axis linkage, preventing edge chipping during cutting. Its string processing library reads barcode order information from panels and automatically loads the corresponding cutting programs. With strong resistance to dust and vibration, it runs stably in messy woodworking workshops, keeping maintenance costs extremely low.
Auto Parts Manufacturing (Auto Component Suppliers in Mexico/Eastern Europe)
Car seat frame welders and brake pad assembly lines have strict precision and stability requirements. The AM400's EtherCAT bus synchronizes welding robots and fixtures flawlessly, while its interpolation motion function ensures accurate welding trajectories. The RS485 port connects pressure sensors to monitor assembly force in real time, avoiding component damage. Fully compliant with the IEC 61131-3 standard, it works seamlessly with mainstream European and American industrial control software—no need for costly engineer retraining.
AM400 Series PLC Overseas Installation & Operation FAQ
Q: When installing in European workshops, the PLC always reports EMC interference errors. What should I do?
A: First, separate the PLC power cable and signal cable by at least 30cm, and avoid parallel routing with high-power inverter cables. Second, switch to a filtered power supply compliant with EN 55011 standard to reduce grid noise. Third, ensure proper grounding—use a dedicated grounding terminal with resistance less than 4 ohms. Adding a metal shield to the control cabinet and grounding it also works well for workshops with lots of heavy equipment.
Q: The PLC can't communicate with imported touch screens in North American factories. Is it a compatibility issue?
A: It's almost always a protocol or network setting problem. Most North American touch screens support Modbus TCP or Ethernet/IP. AM400 has native Modbus TCP support; for Ethernet/IP, you need a dedicated expansion module. Also, make sure the PLC and touch screen are in the same subnet—avoid IP conflicts (common in factories with multiple networked devices). If it still fails, coordinate with the factory IT team to open the required communication ports.
Q: In Southeast Asian high-temperature and high-humidity workshops, the PLC often shuts down automatically. How to fix it?
A: Focus on heat dissipation and moistureproofing. First, install the PLC in a ventilated spot—don't stack it with other heating devices in the control cabinet. Add a small exhaust fan if the cabinet temperature exceeds 55°C. Second, use a moistureproof coating on the PLC circuit board and place desiccant in the cabinet to prevent condensation. Third, check the power supply voltage—fluctuations from unstable local grids can also trigger overheating protection; a voltage stabilizer is a good addition.
Q: When connecting EtherCAT slaves in Middle Eastern factories, the system fails to detect some devices occasionally. What's wrong?
A: First, check the cable length—EtherCAT cables can't exceed 100m between devices; use repeaters for longer distances. Second, confirm the slave addressing—many Middle Eastern factory technicians skip setting unique addresses, causing detection failures. Third, inspect the connectors—dust in desert areas easily gets into cable ports; clean them regularly and use dust-proof caps when not in use.
Certifications & Quality Assurance
Core Product Certifications (Compliant with Mainstream Overseas Market Access Standards)
- IEC 61131-3 International Standard Certification: Fully compliant with the programmable controller standard set by the International Electrotechnical Commission. It supports standardized programming languages and development workflows, and is compatible with mainstream industrial control software worldwide, enabling direct deployment in overseas projects without additional adaptation.
- CE Certification (Mandatory for EU Market): Passed the EU EMC (Electromagnetic Compatibility) and LVD (Low Voltage Directive) tests, complying with EN 55011 and EN 61010 standards. The product can be directly sold and installed in the EU and European Free Trade Area without extra testing.
- FCC Certification (Access Requirement for North American Market): Meets the electromagnetic interference limit requirements of the U.S. Federal Communications Commission. It is adapted to the power grid and electromagnetic environment in North America (e.g., the United States and Canada), preventing equipment malfunctions caused by interference issues.
- RoHS Certification (Environmental Compliance): Complies with the EU Restriction of Hazardous Substances Directive, with the content of harmful substances such as lead and mercury below the limit values. It meets the environmental procurement requirements of overseas markets, and is especially suitable for industries with high environmental standards like electronics manufacturing and food packaging.
- Industrial-Grade Anti-Interference Certification: Passed 4kV surge immunity and 8kV electrostatic discharge immunity tests. It is adapted to the complex electromagnetic environment of overseas factories (e.g., workshops with concentrated frequency converters and high-power motors), ensuring stable equipment operation.
Quality Assurance System (Tailored to Overseas Customer Usage Needs)
- Rigorous Production & Testing Processes: Undergoes 72-hour high-temperature aging testing before delivery: Simulates extreme working conditions in high-temperature regions such as the Middle East and Southeast Asia, ensuring stable operation within the temperature range of -10°C to 60°C. Full-function compatibility testing: Conducts one-by-one detection on the communication interfaces, motion control functions, and expansion module compatibility of each PLC to avoid adaptation issues after bulk delivery. Dustproof & moistureproof testing: Complies with IP20 protection rating. Aiming at application scenarios in desert and tropical humid regions, the circuit board moistureproof coating process is enhanced to reduce failure rates.
- Long-Term Warranty Commitment: Global unified 2-year free warranty service: For failures caused by product quality defects within the warranty period, free repair or replacement services are provided.
