
The Siemens 6GK7242-5DX30-0XE0 is a CM 1242-5 communications module designed for connecting a SIMATIC S7-1200 to PROFIBUS as a DP slave module.
The Siemens 6GK7242-5DX30-0XE0, designated CM 1242-5, is a compact communication module for the SIMATIC S7-1200 platform. Its primary role is to connect an S7-1200 system to PROFIBUS as a DP slave.
The module provides one PROFIBUS interface using a 9-pin Sub-D socket with RS485. The specified PROFIBUS transmission rate ranges from 9.6 kbit/s to 12 Mbit/s. Siemens specifies the module as an S7-1200 compact single-width module, making it suitable for space-conscious control cabinet installations.
For replacement projects, the exact 6GK7242-5DX30-0XE0 article number is particularly important when an existing S7-1200 PROFIBUS architecture must be restored without introducing an incorrectly matched communication module.
The module is typically associated with SIMATIC S7-1200 control systems requiring PROFIBUS DP connectivity. It can be used where the S7-1200 needs to participate in a PROFIBUS architecture as a DP slave.
Engineers may search for 6GK7242-5DX30-0XE0 when the installed CM 1242-5 develops a communication fault, PROFIBUS connection is lost, or a failed module has to be matched by the exact article number.
A failed PROFIBUS communication module can interrupt the exchange between the S7-1200 and connected PROFIBUS infrastructure. Depending on the control architecture, this can contribute to PLC communication loss, process interruption and production downtime.
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The Siemens 6GK7242-5DX30-0XE0 is the CM 1242-5 communications module used to connect a SIMATIC S7-1200 to PROFIBUS as a DP slave.
The 6GK7242-5DX30-0XE0 provides one PROFIBUS interface implemented as a 9-pin Sub-D socket with RS485, with a specified transmission rate from 9.6 kbit/s to 12 Mbit/s.
The 6GK7242-5DX30-0XE0 receives its supply from the S7-1200 backplane bus at 5 V DC. Siemens specifies a typical backplane current consumption of 0.15 A and power loss of 0.75 W.
The 6GK7242-5DX30-0XE0 is an S7-1200 compact single-width module measuring 30 × 100 × 75 mm. It supports 35 mm DIN-rail mounting and wall mounting and has an IP20 protection rating.
When an existing S7-1200 installation loses PROFIBUS communication and the installed CM 1242-5 is suspected of failure, the exact 6GK7242-5DX30-0XE0 article number may be required for a direct replacement. Correct identification helps reduce the risk of extended PLC communication interruption and associated production downtime.
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Send us the exact part number and system information. Our team can check your requirement and provide a quotation for Siemens 6GK7242-5DX30-0XE0.
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