FAQ – PM865K01 / PM865AK01

Q1: Why choose PM865K01 over mid-tier CPU modules?
A1: It offers double the RAM (64 MB), better suited for large-scale logic and extensive I/O systems.

Q2: Can the CPU operate in a redundant pair setup?
A2: Yes, it supports dual-CPU redundancy to ensure continuous operations without interruption.

Q3: What makes it suitable for real-time control?
A3: Its cycle time is under 1 ms, enabling prompt and precise responses in time-critical applications.

Q4: Is it compatible with common industrial protocols?
A4: Yes, it supports Ethernet/IP, PROFIBUS, Modbus, and ControlNet for widespread system connectivity.

Q5: Can I swap out older CPU models for this one?
A5: Yes, it is backward compatible within the AC 800M series and works with existing CI and I/O modules.

Q6: What environmental range can the CPU withstand?
A6: It reliably runs from 0 °C to +55 °C and is certified for operation in hazardous and rugged industrial settings.

Q7: Does it require external communication modules?
A7: No, it includes built-in Ethernet and serial ports, though expansion is available via CI modules.

Q8: What is the module’s size and mounting method?
A8: It measures 186 mm × 59 mm × 123 mm and mounts easily to DIN rail systems.

Q9: Is the PM865AK01 significantly heavier than other modules?
A9: No, at approximately 0.69 kg, it’s in line with the standard weight across the series.

Q10: What power supply configurations are supported?
A10: It uses 24 V DC and can accept redundant power inputs for enhanced reliability.