Siemens C79-458-L7000-B315 MPI/PROFIBUS ISA Card

Siemens C79-458-L7000-B315 SIMATIC NET MPI/PROFIBUS DP ISA PC Card

Availability: 7 left in stock

DescriptionThe Siemens C79-458-L7000-B315 is a legacy SIMATIC NET communication card designed for ISA bus architecture. This module facilitates MPI (Multi-Point...

SKU: C79-458-L7000-B315

Manufacturer: Siemens
Product No.: C79-458-L7000-B315
Product Type: Communication Card
Product Origin: Germany
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Description

The Siemens C79-458-L7000-B315 is a legacy SIMATIC NET communication card designed for ISA bus architecture. This module facilitates MPI (Multi-Point Interface) and PROFIBUS DP communication, enabling reliable data exchange between industrial PCs and Siemens S7, M7, or C7 automation systems. As a discontinued component, it remains a critical spare part for maintaining older control environments that rely on ISA-based computing platforms.

Features

Supports MPI and PROFIBUS DP protocols for versatile industrial networking.
Designed for integration with Siemens S7, M7, and C7 series controllers.
Standard ISA bus interface for legacy industrial PC compatibility.
Reliable online connection for programming, monitoring, and data acquisition.

Technical Specifications

Manufacturer	Siemens
Order Code	C79-458-L7000-B315
Replacement/Spare Model	6ES7793-2AA01-0AA0
Interface Type	ISA Bus
Supported Protocols	MPI, PROFIBUS DP
Compatibility	SIMATIC S7, M7, C7 Systems
Status	Discontinued by Manufacturer

Installation Guidelines

Ensure the host industrial PC is powered down and disconnected from the main power supply before inserting or removing the ISA card.
Handle the card by its edges to avoid electrostatic discharge (ESD) damage to sensitive electronic components.
Ensure the card is fully seated in the ISA slot and secured with the appropriate mounting screw to prevent vibration-induced disconnection.
Verify that the system BIOS and operating system drivers are correctly configured to recognize the ISA resource allocation (IRQ/DMA) for the card.
Route communication cables away from high-voltage power lines and sources of electromagnetic interference (EMI) to maintain signal integrity.

FAQ

Is this card compatible with modern PCI or PCIe slots?

No, this card is designed specifically for the legacy ISA (Industry Standard Architecture) bus. It is not physically or electrically compatible with modern PCI or PCIe expansion slots.

Can this card be used as a direct replacement for 6ES7793-2AA01-0AA0?

Yes, the C79-458-L7000-B315 is listed as the corresponding model for the 6ES7793-2AA01-0AA0 spare part.

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Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

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Maintenance Manager, USA

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Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

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Engineering Lead, Germany

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We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.