Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 6DD1600-0AH0 |
| Manufacturer | Siemens |
| Product Type | PM4 Processor Module (32-bit CPU) |
| Series | SIMADYN D / PM4 |
| Processor Type | 32-bit RISC architecture |
| Processor Speed | 32 MHz (base configuration) |
| Cycle Time | As fast as 0.1 ms |
| DRAM (Program Execution) | 4 MB |
| SRAM (Battery-Backed Parameter) | 64 KB |
| Flash ROM (Firmware/OS) | 4 MB |
| Onboard Digital Inputs | 4 binary inputs, 24V DC |
| Interrupt-Capable Inputs | Up to 4 inputs (time-critical task triggering) |
| Analog Inputs | 4 integrated |
| Bus Compatibility | L-bus (local) + C-bus (communication) |
| Communication Interface | RS-232 (V.24 / DUST1 commissioning port) |
| Memory Card Slot | X50 (MS5-series plug-in modules) |
| Supply Voltage | 24 V DC ±10% (backplane-fed) |
| Power Consumption | 20–30 W (typical) |
| Operating Temperature | –25°C to +60°C |
| Storage Temperature | –40°C to +85°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Dimensions (W x H x D) | 31.0 x 31.0 x 4.0 cm |
| Net Weight | Approximately 0.67 kg |
| Certifications | CE, UL |
| Lifecycle Status | Discontinued (October 1, 2015) |
Main Features and Advantages
High-Performance 32-bit Processing for Demanding Control Tasks
The SIEMENS 6DD1600-0AH0 delivers exceptional computational power for real-time automation applications through its 32-bit RISC processor architecture . With a base clock speed of 32 MHz and the ability to achieve control cycles as fast as 0.1 ms, the SIEMENS 6DD1600-0AH0 can execute complex closed-loop algorithms for current, speed, and position control with exceptional precision . The module’s 4 MB of DRAM provides ample memory for program execution, while the 64 KB of battery-backed SRAM ensures critical process parameters are retained during power interruptions, safeguarding the integrity of control systems .
Comprehensive Onboard I/O and Flexible System Integration
The SIEMENS 6DD1600-0AH0 integrates 4 binary digital inputs (24V DC), up to 4 of which are interrupt-capable for immediate response to time-critical events such as emergency stops or external triggers . Additionally, the module includes 4 analog inputs for direct acquisition of field signals, reducing the need for separate input modules in compact configurations . The SIEMENS 6DD1600-0AH0 communicates via the L-bus and C-bus, supporting both local rack communication and multi-rack system expansion with up to 8 PM4 modules per rack, enabling scalable automation solutions for large-scale industrial processes .
Rugged Industrial Design for Harsh Environments
Engineered for continuous 24/7 operation, the SIEMENS 6DD1600-0AH0 is built to withstand demanding factory floor conditions . The module’s wide operating temperature range of –25°C to +60°C and storage capability from –40°C to +85°C ensure reliable performance across diverse climatic environments . The robust DIN-style connector design ensures stable signal transmission in high-vibration applications common to steel mills and heavy manufacturing facilities . CE and UL certifications further confirm the SIEMENS 6DD1600-0AH0 meets stringent industrial safety and electromagnetic compatibility standards .
Legacy System Sustainment and MRO Value
With its official discontinuation in October 2015, the SIEMENS 6DD1600-0AH0 has become an essential MRO component for facilities operating existing SIMADYN D control systems . Plant maintenance teams rely on the SIEMENS 6DD1600-0AH0 to replace failed processor modules in aging equipment, avoiding costly system overhauls and preserving substantial capital investments in legacy machinery . The module’s compatibility with SIMADYN D engineering tools such as STRUC and CHART, and its support for EPROM and battery-backed program storage, ensures seamless integration into existing system configurations
