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Part Number:	PM861K01	Family/Series:	AC800M
Product Type:	PLC Communication Module	Category:	Home/DCS/DCS Systems/Profibus Module
Plance of Origin:	Made in USA	Product Status:	Popular Product

PM861K01｜Processor Unit Kit｜

1. Processor and Performance
CPU: 32-bit RISC (MPC860), 60 MHz (25% faster than PM860)
Boolean instruction execution: ≤ 0.12 μ s (20% faster than PM860)
Task processing: Up to 16 tasks, minimum task cycle of 1ms
SOE resolution:<1ms
2. Memory configuration (800xA 5.1 FP4+)
Program storage: 16 MB Flash (non-volatile, storing firmware/programs)
Data storage: 32 MB RAM (approximately 7.155 MB available for applications)
Backup: Built in 3.6V lithium battery, power-off data protection/RTC
3. Communication interface (integrated)
Ethernet: 2 x RJ45 (CN1/CN2), supports redundancy Modbus TCP、OPC
Serial port: 2 × RS-232C (COM3/COM4), COM4 isolation is used for configuration
Modulabus: Electrical+fiber optic interface, connected to S800 I/O cluster
CEX bus: up to 12 CEX communication modules (Profibus DP, FF, etc.)
4. I/O capability
Maximum I/O points: 4096 points (local+remote)
Maximum I/O modules: 96 S800 I/Os
Modulabus cluster: 1 electric+7 optical
5. Redundancy and reliability
CPU redundancy: supports 1:1 hot standby, with a switching time of less than 10ms
Power redundancy: Supports system power redundancy (such as SD833)
Status indication: RUN, STOP, ERR, BUS LED
Hot swappable: Supports controller base hot swappable (TB510/TB520)
6. Electrical and Environmental
Power supply: 24V DC (19.2-30V DC), backplane power supply
Power consumption: typical 8 W
Working temperature: -25 ° C~+70 ° C
Protection: IP20, DIN rail/rack installation