Brand:Siemens Item No.:6AG1243-1BX30-2AX0 Product Origin:Germany Product Dimensions:30 × 110 × 75 mm Product Weight:0.122 kg 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 6AG1243-1BX30-2AX0 SIPLUS S7-1200 CP 1243-1 Communication Module is designed for industrial automation systems that require secure Ethernet connectivity and reliable communication with remote control centers. Based on the standard 6GK7243-1BX30-0XE0 CP 1243-1, this SIPLUS version features conformal coating and an extended operating temperature range.
The module provides an additional Industrial Ethernet interface for SIMATIC S7-1200 controllers and supports DNP3, IEC 60870, and TeleControl Basic protocols. Its integrated firewall and VPN functions help protect communication across IP-based networks, while event buffering of up to 64,000 records helps maintain data continuity during temporary connection interruptions.
With support for remote diagnostics, STEP 7 configuration, and MQTT cloud connectivity, the 6AG1243-1BX30-2AX0 is suitable for distributed automation, infrastructure monitoring, water treatment facilities, and industrial telecontrol applications. It offers system integrators and maintenance teams a practical communication solution for extending S7-1200 installations.
Technical Specifications
Parameter
Specification
Brand
Siemens
Model
6AG1243-1BX30-2AX0
Product Type
Communication Module
Product Designation
SIPLUS S7-1200 CP 1243-1
Product Series
SIMATIC S7-1200
Module Function
Ethernet and Telecontrol Communication
Industrial Ethernet Interfaces
1
Ethernet Connector
RJ45
Transmission Rate
10–100 Mbit/s
Supported Telecontrol Protocols
DNP3, IEC 60870, TeleControl Basic
Cloud Communication
MQTT
Security Functions
Firewall, IPsec VPN
Event Buffering
Up to 64,000 events
Backplane Supply Voltage
5 V DC
Typical Current Consumption
0.25 A
Power Loss
1.25 W
Configuration Software
STEP 7 Basic / Professional
Conformal Coating
Yes
Operating Temperature
-40 to +60 °C (vertical); -40 to +70 °C (horizontal)
Protection Rating
IP20
Mounting
35 mm DIN Rail / Wall Mounting
Dimensions
30 × 110 × 75 mm
Weight
0.122 kg / 0.27 lb
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These models provide different communication interfaces and network functions. Check protocol requirements and hardware compatibility before selecting a replacement.
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Applications
The Siemens 6AG1243-1BX30-2AX0 is a SIPLUS S7-1200 CP 1243-1 communication processor designed to extend the communication capabilities of SIMATIC S7-1200 controllers. It provides an additional Industrial Ethernet interface and enables connections to remote control centers through supported telecontrol protocols.
Typical application areas include:
Remote monitoring and control: Connects S7-1200 automation systems to control centers for remote supervision and data exchange.
Industrial Ethernet communication: Adds an Ethernet interface for communication with compatible industrial networks and systems.
SCADA integration: Supports connections to SCADA platforms through TeleControl Server Basic and supported telecontrol protocols.
Water and wastewater automation: Helps transmit measurements, alarms, and control information from remote pumping stations and treatment facilities.
Energy and infrastructure systems: Supports remote monitoring of distributed equipment and geographically separated installations.
Industrial network security: Provides firewall and VPN functions to help protect communication over IP-based networks.
Advantages
Additional Ethernet Connectivity
The CP 1243-1 provides an additional Industrial Ethernet interface for SIMATIC S7-1200 controllers, expanding communication options for automation systems.
Multiple Telecontrol Protocols
Support for DNP3, IEC 60870, and TeleControl Basic allows integration into different remote monitoring and control architectures.
Integrated Security Functions
Firewall protection and IPsec-based VPN communication help improve network security when connecting automation equipment to remote systems.
Reliable Data Buffering
The module can buffer up to 64,000 events when a communication connection is interrupted, helping preserve important process information until communication is restored.
SIPLUS Environmental Protection
Its conformal coating and extended operating temperature specification make it suitable for demanding industrial environments.
Convenient Engineering and Diagnostics
Configuration, commissioning, and online diagnostics can be handled through Siemens STEP 7 engineering software.
Technical FAQs
1. What is the primary function of the 6AG1243-1BX30-2AX0?
It is a SIPLUS CP 1243-1 communication processor that provides an additional Ethernet interface for SIMATIC S7-1200 controllers and supports connections to remote control centers.
2. Which communication protocols does this module support?
The module supports DNP3, IEC 60870, and TeleControl Basic for telecontrol applications. It also supports MQTT for cloud connectivity.
3. What Ethernet interface does the module provide?
It has one Industrial Ethernet interface with an RJ45 connector and supports transmission rates from 10 to 100 Mbit/s.
4. Does the module support VPN communication?
Yes. It supports IPsec-based VPN connections for secure communication over IP networks.
5. Does the CP 1243-1 include firewall functionality?
Yes. It includes a Stateful Inspection Firewall to help control and protect network traffic.
6. How much event data can the module buffer during a communication interruption?
The module can buffer up to 64,000 events when the connection is interrupted, helping prevent the loss of important telecontrol information.
7. Which engineering software is required for configuration?
SIMATIC STEP 7 Basic or Professional can be used to configure the module. The supported software and firmware versions should be checked when commissioning the full range of functions.
8. What is the module's power supply requirement?
The module receives 5 V DC from the S7-1200 backplane bus. Its typical current consumption is 0.25 A, with a power loss of 1.25 W.
9. What operating temperature range does the SIPLUS version support?
The specified operating range is -40 to +60 °C for vertical installation and -40 to +70 °C for horizontal installation.
10. What should be checked if the module cannot communicate with a remote control center?
Check the Ethernet cable, RJ45 connection, IP address, subnet settings, gateway configuration, firewall rules, and VPN parameters. Also verify the selected telecontrol protocol, remote server settings, and module diagnostics in STEP 7.
