





Siemens SINUMERIK 828D PPU 271.4 Panel Processing Unit, Article Number 6FC5370-5AA40-0AA0
- Warranty: 365 days
- Quality: Original module
- Condition: New / Used
- Warehouse: Spot
- Delivery time: Shipped in 3 days after payment
- Mailbox:plcvarious@foxmail.com
Introduction
Main Functions
- Integrated NC, PLC and HMI computing core The PPU271.4 is the main controller of SINUMERIK 828D. It integrates numerical control kernel, Siemens S7-200 SMART based PLC and HMI operating system in one hardware unit, no separate NCU required.
- Motion control Supports closed-loop control for multiple servo axes, spindle control, linear interpolation, circular interpolation, helical interpolation, and advanced machining cycles for milling, turning and grinding.
- HMI operation & data management Built-in HMI sl interface for program editing, parameter setting, machine status display, alarm diagnosis, part program storage, tool management and work offset management.
- Communication interface Equipped with PROFINET, Ethernet, USB, digital I/O interfaces for connection with servo drives, I/O modules, handwheels, external storage and factory network.
- Safety function Supports Siemens integrated safety functions like Safe Torque Off (STO), Safe Speed Monitor (SSM) for machine personnel protection.
- Diagnostic & maintenance System fault logging, axis trace function, backup/restore of system and machine data, remote diagnostic support via network.

6FC5370-5AA40-0AA0
Applications / Purpose
It is a compact, integrated CNC controller designed for standard milling, turning, mill-turn and grinding machine tools.
- Suitable for vertical machining centers, horizontal machining centers, CNC lathes, combined mill-turn machines and small grinding machines.
- Targeted for mid-range machine tools, used to control servo axes and spindles, execute NC machining programs, realize human-machine interaction, automate metal cutting manufacturing.
- Widely used in general mechanical workshop, mold processing, automotive component manufacturing, aerospace parts pre-machining and other discrete machining production.

6FC5370-5AA40-0AA0

6FC5370-5AA40-0AA0
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