• SIEMENS 6DD1681-OFG0 Terminal Module
  • SIEMENS 6DD1681-OFG0 Terminal Module
  • SIEMENS 6DD1681-OFG0 Terminal Module
  • SIEMENS 6DD1681-OFG0 Terminal Module
  • video

SIEMENS 6DD1681-OFG0 Terminal Module

  • SIEMENS
  • Germany
  • 2024
  • In Stock
The 6DD1681-0FG0 (also written as 6DD1681-OFG0) is a Siemens SIMADYN D SU10 Terminal Module. SIEMENS 6DD1681-OFG0 is a converter module used in industrial automation to interface field wiring with control systems through a 26-pole connection.

SIEMENS 6DD1681-OFG0 Specification


ItemSIEMENS 6DD1681-OFG0 Details
Product Model6DD1681-OFG0
Product FamilySIMADYN D / SIMATIC TDC
Module TypeSU10 Terminal Module / Interface Converter
Function1:1 signal conversion between 26-pole connector and screw terminals
Number of Terminals26 Screw-type plug-in terminals
Connector Type26-pole flat cable connector
Rated Voltage24V DC / 60V DC (application dependent)
Rated CurrentApprox. 0.5A - 1A per channel (max load per connector limit)
Dimensions (W x H x D)Approx. 45 x 129 x 160 mm
Approx. Weight0.25 kg
Mounting TypeStandard 35mm DIN Rail
Operating Temp.0°C to +60°C
Country of OriginGermany
Lifecycle StatusPhased out


SIEMENS 6DD1681-OFG0 System Compatibility & Application Scope


1. Core Control Platforms
The SIEMENS 6DD1681-OFG0 is a foundational interface component specifically designed for high-performance, closed-loop control environments. SIEMENS 6DD1681-OFG0 is fully compatible with:
  • Siemens SIMADYN D: The classic high-end modular control system used for complex, high-speed technological tasks. TheSIEMENS 6DD1681-OFG0 acts as the primary field-wiring interface for these legacy subracks.

  • SIMATIC TDC (Technology Drive Control): As the successor to SIMADYN D, SIMATIC TDC relies on the SIEMENS 6DD1681-OFG0 to handle the massive I/O requirements of ultra-fast processing cycles (often in the microsecond range).

2. Hardware Module Interfacing
The SIEMENS 6DD1681-OFG0 is designed to work in seamless synchronization with specific processing and signal modules.SIEMENS 6DD1681-OFG0 provides the physical breakout for:
  • Processor Modules (PM5, PM6): Distributing the high-speed computational signals from these CPUs to the field.

  • Carrier & Subrack Modules (SR24): Serving as the reliable connection point within the SR24 subrack architecture.

  • Expansion & Communication Modules (SS52, SM11): Assisting in the wiring of serial interfaces and memory expansion signal paths, ensuring that the SIEMENS 6DD1681-OFG0 maintains signal purity across all 26 poles.

3. Strategic Industrial Applications
The robust design of the SIEMENS 6DD1681-OFG0 makes it the "gold standard" for industries where system failure is not an option. Key sectors include:
  • Metal & Rolling Mills: Handling high-dynamic tension control and thickness regulation where the SIEMENS 6DD1681-OFG0 must withstand high temperatures and electrical interference.

  • Power Generation: Used in power plant excitation systems and turbine governors that require the high-precision signal routing provided by the SIEMENS 6DD1681-OFG0.

  • Paper & Pulp Industry: Managing the synchronized multi-motor drives of massive paper machines, where the SIEMENS 6DD1681-OFG0(SIEMENS Terminal Module) ensures consistent uptime.

  • Large-Scale Industrial Drives: Supporting high-power converter systems for mining hoists, marine propulsion, and heavy-duty compressors.


6DD1681-OFG0 Key Features


1

Seamless 1:1 Connectivity

SIEMENS Terminal Module provides a direct, transparent interface between a 26-pole flat cable connector and 26 high-quality screw-type terminals.

2

Industrial Durability

Built to Siemens’ rigorous German engineering standards, SIEMENS Terminal Module ensure long-term stability in harsh electromagnetic environments.

3

Compact DIN Rail Mounting

SIEMENS Terminal Module saves cabinet space with a slim profile (45mm width) and allows for rapid installation or replacement.

4

High Versatility

6DD1681-OFG0 supports both digital and analog signal transmission for a wide range of industrial applications.


6DD1681-OFG0 Terminal Module Images

SIEMENS 6DD1681-OFG0

6DD1681-OFG0 Terminal Module(SIEMENS Terminal Module)

6DD1681-OFG0

6DD1681-OFG0 Terminal Module(SIEMENS Terminal Module)

6DD1681-OFG0 Terminal Module

6DD1681-OFG0 Terminal Module(SIEMENS Terminal Module)

SIEMENS 6DD1681-OFG0

6DD1681-OFG0 Terminal Module(SIEMENS Terminal Module)


Why Source From Us


  • Dedicated Spare Center Inventory: We maintain a specialized warehouse for discontinued Siemens automation. We offer New (In Box) or Refurbished (A-Grade) stock specifically to help plants avoid the high costs of complete system upgrades.

  • 100% Functional Testing: Every 6DD1681-OFG0 Terminal Module unit is rigorously inspected at our Spare Center before dispatch. We perform terminal continuity and signal integrity checks to ensure the module is "Plug-and-Play" ready.

  • Comprehensive 12-Month Warranty: We stand behind the quality of our components. Every part shipped from our Spare Center includes a full one-year warranty, providing peace of mind for your legacy equipment.

  • Global Express Logistics: We prioritize "Machine Down" situations. Our Spare Center provides rapid processing and worldwide shipping via DHL, FedEx, and UPS, ensuring your parts arrive where they are needed, fast.

If you want to more details,please contact me without hesitate. Email:sales@sparecenter.com


6DD1681-OFG0 Terminal Module FAQ


1. What is the primary function of the Siemens 6DD1681-OFG0 Terminal Module?
The 6DD1681-OFG0 Terminal Module is a SIMADYN D terminal module (Type SU10) designed to provide a physical interface between the system electronics and external field wiring. The 6DD1681-OFG0 Terminal Module converts high-density connector signals into 26 accessible screw-type terminals, facilitating easier installation and maintenance of control systems.
2. Which Siemens automation systems are compatible with the 6DD1681-OFG0?
The 6DD1681-OFG0 is specifically engineered for use with the SIMADYN D control system and certain SIMATIC S7-based closed-loop control components. SIEMENS Terminal Module is typically used in complex industrial applications such as drive control, power plants, and large-scale manufacturing where high-speed signal processing is required.
3. What are the terminal specifications for the 6DD1681-OFG0(SIEMENS Terminal Module)?
The 6DD1681-OFG0 features 26 poles and is equipped with 26 screw-type plug-in terminals. These terminals allow for secure wire connections, ensuring that the 6DD1681-OFG0 maintains signal integrity for both digital and analog I/O signals passing through the interface.
4. Is the 6DD1681-OFG0 currently available for purchase?
Yes, we can provide the 6DD1681-OFG0(SIEMENS Terminal Module). Although this part is increasingly difficult to find through standard distribution channels, we maintain stock of the 6DD1681-OFG0 to support customers needing immediate replacements for their legacy systems.
5. How is the 6DD1681-OFG00 mounted within a control cabinet?
The 6DD1681-OFG0 is designed for standard industrial mounting, typically snapping onto a 35mm DIN rail. The compact footprint of the 6DD1681-OFG0 allows for high-density placement within electrical cabinets, optimizing space while providing clear labeling for field connections.
6. What are the environmental and durability ratings of the 6DD1681-OFG0?
The 6DD1681-OFG0 is built to industrial-grade standards, designed to withstand the vibrations and temperature fluctuations common in factory environments. By using high-quality materials for its terminal blocks, the 6DD1681-0FG0 ensures a long service life and reliable electrical contact even in continuous 24/7 operations.


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