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General| Category | Communication Processor |
|---|---|
| Interface | PROFIBUS DP |
| PROFIBUS Baud Rate | 9.6 kbps to 12 Mbps |
| Number of DP slaves | Up to 125 |
| Power supply | 24 V DC |
| Mounting | DIN rail |
| Digital inputs | No |
| Digital outputs | No |
| Operating temperature | 0°C to 60°C |
| Current consumption | 100 mA typical |
Specifies the products covered by this manual and their hardware versions.
Defines the abbreviation "CP" used throughout the document.
Explains how differences between the two device types are indicated.
Outlines the different parts of the documentation for the device.
Highlights changes and updates in the current manual version.
States which previous manual release this document replaces.
Provides links to find the latest version of the manual online.
Advises users to read license conditions for open source software before use.
Directs users to FAQs for PROFIBUS S7-CPs online.
Discusses Siemens' approach to industrial security and customer responsibilities.
Provides information on environmentally friendly product recycling and disposal.
Informs users where to find explanations of specialist terms.
Points to resources for training, service, and support.
Describes the intended use of the CP in SIMATIC automation systems.
Details the physical connectors for PROFIBUS and power supply.
Lists supported PROFIBUS DP, S7, and open communication services.
Covers transmission speeds, DP interface characteristics, and data transfer limits.
Details operating requirements in different SIMATIC device families and project engineering.
Explains functional differences, module replacement, and program block compatibility.
Explains the meaning of LEDs on the front panel and their display schemes.
Describes how to control the CP's operating mode using the mode selector and STEP 7.
Provides crucial safety notices for installation, operation, and maintenance, including hazardous areas.
Outlines the step-by-step process for installing and commissioning the CP.
Explains the impact of changing transmission speed and how to reset the CP.
Details DP data exchange behavior when the central CPU is in STOP mode.
Shows status displays for AG_SEND and DP_DIAG program blocks.
Guides users through updating the CP's firmware using the Firmware Loader.
Lists key technical data for CP 342-5 and CP 342-5 FO, including speeds, interfaces, and environmental conditions.
Explains how to check product approvals via the type plate.
Lists the standards and directives the CP conforms to, including IECEx and EC conformity.
Provides links and methods to find Siemens product documentation and manuals.
References manual Part A for configuration and commissioning details.
References manuals for SIMATIC S7 automation system installation and module data.
References manuals for SIMATIC NET S7 CPs programming and system functions.
