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A4UCPU
The A4UCPU module from Mitsubishi serves as a versatile CPU module within the A Series. It utilizes dedicated programming languages tailored for sequence control, accommodating a total of 4096 I/O points. With expandable program capacities ranging from 30K steps to a maximum of 90K steps, this unit supports complex operational requirements.
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Technical specifications for A4UCPU
| Manufacturer | Mitsubishi |
|---|---|
| Product Line | A Series |
| Part Number | A4UCPU |
| Weight | 1.56 lbs (0.71 kg) |
| Product Description | CPU Module |
| Programming Language | Language dedicated for sequence control (Relay symbol, logic symbolic language) |
| I/O Points | 4096 points |
| Memory Type | Battery-backed RAM for program storage |
| Program Capacity | 30K steps to 3 x 30K steps (expandable) |
| LED Indicators | Status LEDs for power, run, error, and communication states |
| Processing Speed (Sequence Instructions) | 0.15 µs/step |
| Data Link | MELSECNET/10, MELSECNET(II) |
| Storage Temperature Range | -25°C to 75°C |
| Operating Temperature Range | 0°C to 55°C |
| Communication Ports | RS-232C and RS-422/485 for serial communication |
| Control System | Sequence program method |
| I/O Control Mode | Refresh mode |
The Mitsubishi A4UCPU represents a crucial component in the A Series designed for automation tasks. As a CPU module, it specializes in sequence control using dedicated programming languages, including relay symbol and logic symbolic language. This configuration allows for precise task management over an extensive range of 4096 I/O points.
The memory system utilizes battery-backed RAM, ensuring program data retention during power interruptions. Users can expand the program capacity from a baseline of 30K steps to as much as 90K steps, accommodating growing operational requirements.
Integrating visual feedback into its design, the module features LED indicators that notify users about the current power status, operational mode, error conditions, and communication states. This facilitates immediate awareness of the module's performance. With a processing speed of just 0.15 microseconds per step for sequence instructions, the A4UCPU guarantees rapid command execution.
Communication capabilities are versatile, supporting data link options like MELSECNET/10 and MELSECNET(II). For serial communication, the A4UCPU includes RS-232C and RS-422/485 ports, which foster seamless connections to other devices and systems. The control system hinges on a sequence programming methodology, while the I/O control mode employs a refresh mode for continuous data processing. Overall, the A4UCPU is specified for operational environments with temperatures ranging from 0°C to 55°C during use, and it can be safely stored at temperatures spanning from -25°C to 75°C.
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