Product Overview
The VIPA 317-2AJ12 is a high-performance programmable logic controller (PLC) central processing unit (CPU) belonging to VIPA’s innovative SPEED7 series, designed as a powerful and cost-effective alternative within the SIMATIC S7-300 compatible ecosystem. This module, officially designated as the CPU 317SE DPM, is engineered to execute complex automation logic with exceptional speed and reliability, leveraging VIPA’s proprietary SPEED7 technology. The core of the VIPA 317-2AJ12 is its advanced 32-bit RISC processor, which delivers significantly faster command execution times compared to many conventional PLCs, making it ideally suited for demanding applications requiring fast cycle times and precise control. It functions as the central brain of an automation system, managing user-programmed logic, handling communication, and coordinating all connected I/O modules on its high-speed VIPA System Bus.A defining feature of the VIPA 317-2AJ12 CPU 317SE DPM is its integrated PROFIBUS DP master interface. This built-in port allows the CPU to act as the master of a PROFIBUS-DP network, enabling direct connection and high-speed cyclical data exchange with a wide array of distributed field devices such as remote I/O stations, variable frequency drives, and other intelligent slaves, without the need for an additional communication processor (CP) module. The CPU offers substantial memory resources for both the user program and data, supporting complex control strategies. It is programmed using industry-standard software based on IEC 61131-3, such as the Siemens STEP 7 (TIA Portal compatibility may vary, often using VIPA’s own tool or classic STEP 7), ensuring a familiar environment for automation engineers. The value of the VIPA 317-2AJ12 lies in its combination of high processing power, integrated fieldbus capability, and hardware compatibility with the S7-300 form factor, providing a compelling performance upgrade or replacement solution for a wide range of industrial control tasks.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 317-2AJ12 |
| Manufacturer | VIPA GmbH |
| Product Type | Programmable Logic Controller (PLC) CPU Module |
| Series | SPEED7 (S7-300 Compatible Series) |
| Designation | CPU 317SE DPM |
| Processor Technology | 32-bit RISC with SPEED7 Technology |
| Work Memory (Integrated) | 192 KB for program, 192 KB for data |
| Integrated Interfaces | 1x PROFIBUS DP Master (RS485, up to 12 Mbps) |
| Digital I/O Addressing | Up to 2048 bytes input / 2048 bytes output |
| Analog I/O Addressing | Up to 128 words input / 128 words output |
| Bit Memory (M) | 4096 bytes |
| Timers/Counters (S5) | 256 / 256 |
| Clock Memory | 8 (1 byte) |
| Rack Slots (Max) | 8 modules (in a single rack) |
| Backplane Bus | VIPA System Bus (high-speed, proprietary) |
| MPI Interface | Not present on this model (function integrated in DP port) |
| Supply Voltage (PS) | 24 V DC (via system power supply module) |
| Programming Standard | IEC 61131-3 (Programmed with STEP 7 or VIPA WinPLC7) |
Main Features and Advantages
The VIPA 317-2AJ12 delivers a compelling set of features centered on performance, integration, and design flexibility. Its paramount advantage is the raw processing speed provided by VIPA’s proprietary SPEED7 RISC architecture. This technology enables the execution of binary and word commands in nanoseconds, significantly reducing the PLC’s scan time. This is a critical advantage for high-speed machinery, motion control applications, and processes where fast response to sensor inputs is essential. The integrated PROFIBUS DP master port is another major strength. It eliminates the cost and slot requirement of a separate communication processor, simplifying cabinet layout and reducing overall system cost while providing deterministic, high-speed communication with distributed peripherals. The CPU’s substantial work memory allows for the implementation of complex control algorithms, extensive data logging, and sophisticated HMI communication without the need for memory expansion cards.From a system design and usability perspective, the VIPA 317-2AJ12 offers significant benefits. Its physical and electrical compatibility with the SIMATIC S7-300 form factor means it can be installed in standard S7-300 mounting rails and often uses the same power supply and I/O modules (or VIPA’s own 300V series modules), protecting existing investments and easing migration. The CPU provides comprehensive diagnostic capabilities with detailed error codes that can be read via the programming software or evaluated in the user program, facilitating rapid troubleshooting. Its modular design, with a removable front connector for the mode switch and memory backup battery, simplifies maintenance. The programming environment, using a standard like STEP 7, ensures a low learning curve for engineers familiar with Siemens PLCs, while the superior hardware performance of the VIPA 317-2AJ12 often provides a direct performance boost for upgraded machines. This combination of speed, integrated networking, and compatibility makes it a powerful and efficient engine for modern automation systems.
