Siemens 6AG2242-5DX30-1XE0 CM 1242-5 PROFIBUS Communication Module
Siemens 6AG2242-5DX30-1XE0 CM 1242-5 PROFIBUS Communication Module
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Brand:Siemens Item No.:6AG2242-5DX30-1XE0 Product Origin: Germany Product Dimensions:30 × 100 × 75 mm Product Weight:115 g Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Siemens 6AG2242-5DX30-1XE0 is a SIPLUS S7-1200 CM 1242-5 RAIL communication module developed to connect an S7-1200 automation system to PROFIBUS as a DP slave. Based on the 6GK7242-5DX30-0XE0 platform, this RAIL version combines established PROFIBUS communication functionality with conformal coating and enhanced environmental characteristics for demanding applications.
The module provides one RS-485 PROFIBUS interface through a 9-pin Sub-D connector and supports transmission rates from 9.6 kbit/s to 12 Mbit/s. DPV0 and DPV1 functionality allows the S7-1200 system to exchange process data with a suitable PROFIBUS DP master, while the available 240-byte input and 240-byte output address ranges provide useful capacity for distributed control applications.
Designed for railway-oriented installations, the 6AG2242-5DX30-1XE0 supports operation from -25 to +55 °C, with short-duration operation up to +70 °C for 10 minutes under the specified OT1 and ST1/ST2 conditions. The conformal-coated construction also provides additional resistance for applications exposed to demanding environmental conditions.
Its compact S7-1200 form factor makes the module easy to integrate into control cabinets and distributed automation panels. For users maintaining or extending PROFIBUS-based systems, it provides a straightforward communication path between an S7-1200 controller and established PROFIBUS DP infrastructure.
Technical Specifications
Specification
Details
Product Family
SIPLUS S7-1200
Product Type
CM 1242-5 RAIL
Module Type
PROFIBUS Communication Module
Article Number
6AG2242-5DX30-1XE0
Base Model
6GK7242-5DX30-0XE0
Communication Function
PROFIBUS DP Slave
PROFIBUS Version
DPV0 / DPV1
PROFIBUS Interface
1 × RS-485
Connector
9-pin Sub-D female
Transmission Rate
9.6 kbit/s to 12 Mbit/s
Input Data Capacity
Up to 240 bytes
Output Data Capacity
Up to 240 bytes
Industrial Ethernet Interfaces
0
Power Supply
5 V DC from S7-1200 backplane bus
Typical Current Consumption
Approx. 150 mA
Power Loss
Approx. 0.75 W
Conformal Coating
Yes
Railway Application
Yes
Operating Temperature
-25 to +55 °C
Short-Duration Temperature
Up to +70 °C for 10 minutes
Storage Temperature
-40 to +70 °C
Transport Temperature
-40 to +70 °C
Maximum Installation Altitude
2,000 m
Protection Rating
IP20
Mounting
35 mm DIN rail / wall mounting
Dimensions
30 × 100 × 75 mm (W × H × D)
Weight
Approx. 115 g
The current Siemens product data identifies the module as the SIPLUS S7-1200 CM 1242-5 RAIL and specifies the PROFIBUS interface, DPV0/DPV1 operation, 9.6 kbit/s to 12 Mbit/s transmission range, 5 V backplane supply, 150 mA typical current consumption, and 0.75 W power loss.
Recommended Companion Models
Model
Product Name
6AG2243-5DX30-1XE0
SIPLUS S7-1200 CP 1243-5 RAIL PROFIBUS Communication Processor
6AG2241-1CH32-1XB0
SIPLUS S7-1200 CM 1241 RS-422/485 RAIL Communication Module
6AG2243-1BX30-1XE0
SIPLUS S7-1200 CP 1243-1 RAIL Ethernet Communication Processor
6AG2241-1AH32-1XB0
SIPLUS S7-1200 CM 1241 RS-232 RAIL Communication Module
Frequently Selected Alternatives
Model
Product Name
6GK7242-5DX30-0XE0
SIMATIC S7-1200 CM 1242-5 PROFIBUS Communication Module
6AG1242-5DX30-2XE0
SIPLUS S7-1200 CM 1242-5 Communication Module
6AG2243-5DX30-1XE0
SIPLUS S7-1200 CP 1243-5 RAIL PROFIBUS Communication Processor
6AG2243-1BX30-1XE0
SIPLUS S7-1200 CP 1243-1 RAIL Ethernet Communication Processor
Where It Excels in Industrial Use
Railway automation and onboard control: Provides a PROFIBUS DP connection for SIPLUS S7-1200 RAIL systems used in demanding railway applications.
Distributed PROFIBUS architectures: Connects an S7-1200 controller to a PROFIBUS DP network as a DP slave, making it suitable for integrating distributed automation equipment.
Machine and plant communication: Supports reliable exchange of process data between the S7-1200 system and a PROFIBUS DP master in established industrial automation environments.
Harsh-environment control cabinets: The conformal-coated SIPLUS construction is designed for applications exposed to moisture, condensation, chemical substances, and other environmental stresses.
Legacy PROFIBUS integration: Offers a practical way to connect modern S7-1200 control systems with existing PROFIBUS-based equipment and infrastructure.
Transportation and infrastructure systems: Its railway-oriented environmental characteristics make it suitable for applications where vibration, EMC exposure, and temperature variations require additional hardware protection.
Key Strengths at a Glance
Dedicated PROFIBUS DP interface: Provides a 9-pin Sub-D RS-485 connection for reliable PROFIBUS communication.
DPV0 and DPV1 support: Supports both PROFIBUS DPV0 and DPV1 slave functionality for flexible integration with compatible PROFIBUS masters.
Wide communication speed range: Supports PROFIBUS transmission rates from 9.6 kbit/s up to 12 Mbit/s.
High process-data capacity: Provides up to 240 bytes of input data and 240 bytes of output data when operating as a PROFIBUS DP slave.
SIPLUS conformal coating: Adds environmental protection for installations where standard automation hardware may face increased exposure to moisture, contaminants, or chemically active substances.
Railway-focused environmental performance: Supports an operating temperature range of -25 to +55 °C, with short-duration operation up to +70 °C for 10 minutes under the specified railway conditions.
Compact S7-1200 integration: Uses the standard S7-1200 communication-module architecture and can be installed on a 35 mm DIN rail or suitable wall-mounting arrangement.
Technical FAQs
What is the main function of the Siemens 6AG2242-5DX30-1XE0?
The 6AG2242-5DX30-1XE0 is a SIPLUS S7-1200 CM 1242-5 RAIL communication module that connects an S7-1200 controller to a PROFIBUS network as a DP slave.
Which PROFIBUS operating modes are supported?
The module supports PROFIBUS DPV0 and DPV1 slave operation, allowing it to exchange process and diagnostic information with a compatible PROFIBUS DP master.
What PROFIBUS transmission speeds are supported?
The PROFIBUS interface supports transmission rates from 9.6 kbit/s through 12 Mbit/s, providing flexibility for different network configurations.
What physical interface is used for PROFIBUS communication?
The module uses one RS-485 PROFIBUS interface with a 9-pin Sub-D female connector.
How much process data can the module exchange as a DP slave?
The module supports up to 240 bytes in the PROFIBUS input address range and up to 240 bytes in the PROFIBUS output address range.
Does the module communicate through Industrial Ethernet?
No. The 6AG2242-5DX30-1XE0 is dedicated to PROFIBUS communication and does not provide an Industrial Ethernet interface.
How is the communication module supplied with power?
The module receives 5 V DC power from the S7-1200 backplane bus rather than requiring a separate external power connection.
What is the typical current consumption from the backplane bus?
The typical current consumption from the 5 V DC backplane bus is approximately 150 mA.
Can the module be used in railway applications?
Yes. The SIPLUS CM 1242-5 RAIL is specifically designed for railway applications and incorporates conformal coating and environmental characteristics intended for rail-related installations.
What configuration environment is used for the CM 1242-5?
The module is integrated into the S7-1200 engineering environment, where the PROFIBUS interface, slave parameters, address configuration, and associated process data can be configured according to the automation system design.
