Description
The Siemens 6ES7647-7AK20-0QA0 is a SIMATIC Microbox PC 427B, designed for industrial applications requiring a compact and robust computing platform. This unit features a Pentium M 1.4 GHz processor with a 400 MHz FSB and 2 MB SLC. It includes 512 MB of DDR2 533 SODIMM memory (configured as 1 x 512 MB) and a 2 GB Compact-Flash drive for storage, which is replaceable and accessible. The PC comes with Windows XP Embedded preinstalled, making it ready for integration into existing automation systems. Connectivity is provided via PROFIBUS DP 12, enabling communication within a distributed control environment. This model is part of the SIMATIC Box PC range and is designated as an obsolete product phase.
Features
- Processor: Pentium M 1.4 GHz, 400 MHz FSB, 2 MB SLC
- Memory: 512 MB DDR2 533 SODIMM (1 x 512 MB)
- Storage: 2 GB Compact-Flash (replaceable, accessible)
- Operating System: Windows XP Embedded preinstalled
- Communication: PROFIBUS DP 12
- Industrial-grade compact design
- No hardware extension included
Applications
The Siemens SIMATIC Microbox PC 427B is suitable for a variety of industrial automation applications, including:
- Machine control and visualization
- Data acquisition and processing
- Distributed control systems (DCS)
- Human-Machine Interface (HMI) tasks
- Embedded control solutions in manufacturing environments
- Industrial communication gateways
Technical Specifications
| Parameter |
Value |
| Manufacturer |
Siemens |
| Range |
Simatic Box PC |
| Subrange |
PC427B |
| Type of Product |
PC Microbox |
| PLM Product Phase |
Obsolete |
| Processor |
Pentium M 1.4 GHz |
| Front Side Bus (FSB) |
400 MHz |
| Secondary Level Cache (SLC) |
2 MB |
| Communication Interface |
PROFIBUS DP 12 |
| Memory Extension |
512 MByte |
| Memory Type |
DDR2 533 SODIMM |
| Memory Configuration |
1 x 512 MB |
| Hardware Extension |
Without HW extension |
| Drives |
2 GB Compact-Flash (replaceable, accessible) |
| Operating System |
Windows XP Embedded (preinstalled) |
| Package Dimensions (Calculated) |
0.10 x 0.10 x 0.10 cm |
| Shipping Weight |
2.65 kg |
| Commodity Code |
85371091 |
| Export Control Regulations (ECCN) |
N |
Installation Guidelines
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De-energize System: Before installation, ensure all power to the control cabinet or system is completely de-energized and locked out to prevent electrical shock.
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Mounting: Securely mount the Microbox PC in a suitable industrial enclosure or panel, ensuring adequate ventilation and clearance for cable routing and maintenance.
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Power Connection: Connect the power supply according to the specified voltage and polarity. Verify connections before re-energizing the system.
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PROFIBUS Connection: Connect the PROFIBUS DP cable to the designated interface. Ensure proper termination resistors are applied at the ends of the PROFIBUS segment.
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I/O and Peripheral Connections: Connect any required peripheral devices, such as monitors, keyboards, or mice, and ensure all I/O cables are properly routed and secured to prevent strain or interference.
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Grounding: Establish a robust protective earth (PE) connection to the chassis of the Microbox PC to ensure electrical safety and minimize electromagnetic interference.
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Environmental Considerations: Operate the PC within its specified temperature and humidity ranges. Protect it from excessive dust, moisture, and vibration typical in industrial environments.
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System Startup: After all connections are verified, re-energize the system and observe for proper boot-up and operation of the preinstalled Windows XP Embedded operating system.