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siemens simatic net 6gk7542 5fx00 0xe0 cp 1542 5-0

SIMATIC S7 Series

Home >  Products >  SIEMENS >  SIMATIC S7 Series

Siemens SIMATIC NET 6GK7542-5FX00-0XE0 CP 1542-5 PROFIBUS Communications Processor | Original New

Siemens SIMATIC NET / S7-1500
6GK7542-5FX00-0XE0
CP 1542-5 PROFIBUS communications processor
KEY SPECS: PROFIBUS 9.6 kbit/s to 12 Mbit/s; 9-pin Sub-D RS485; 15 V DC backplane supply; 32 DP devices maximum.
LEAD TIME: In stockWARRANTY: 1 year
Appurtenance:
  • Overview
  • Technical Data
  • Inquiry
  • Functions
  • Inputs
  • Diagnostics
  • Installation
  • FAQ
  • Recommend Models
  • Recommended Products
Product Overview
Siemens 6GK7542-5FX00-0XE0 is a SIMATIC NET CP 1542-5 communications processor for connecting SIMATIC S7-1500 to PROFIBUS DP. It supports DPV1 master operation, DP device operation, S7 and PG/OP communication, time synchronization, and diagnostics.
Core capability: Reduced quantity structure with PROFIBUS DP master or device operation at up to 12 Mbit/s.

Technical Data

Complete model
6GK7542-5FX00-0XE0
Product family
SIMATIC NET CP 1542-5
Product type
PROFIBUS communications processor; official spare-part version
System compatibility
SIMATIC S7-1500
PROFIBUS interface
1 electrical connection
Connector
9-pin Sub-D socket (RS485)
Transfer rate
9.6 kbit/s to 12 Mbit/s
Supply voltage
15 V DC from backplane bus; +/-3%
Current consumption
0.1 A typical at 15 V DC
Power loss
1.5 W
DP master capability
DPV1; up to 32 DP devices
DP master address space
2,048 bytes inputs and 2,048 bytes outputs total
DP device capability
DPV0 and DPV1; 240 bytes inputs and 240 bytes outputs
S7 communication
16 connections maximum, subject to system limit
Modules per CPU
Up to 8, depending on CPU type
Protection rating
IP20
Operating temperature
0 to 60 deg C horizontal; 0 to 40 deg C vertical
Storage temperature
-40 to 70 deg C
Relative humidity
95% maximum at 25 deg C, non-condensing
Dimensions
35 x 142 x 129 mm (W x H x D)
Weight
0.27 kg
Mounting
S7-1500 rail mounting
Engineering
STEP 7 Professional V12 SP1 (TIA Portal) or higher
Official approvals
CCC hazardous-location approval; Environmental Product Declaration

Functions

DP master
DPV1 master operation supports up to 32 DP devices.
DP device
DPV0 and DPV1 device operation is supported.
S7 communication
Up to 16 S7 communication connections, subject to the system limit.
Diagnostics
Web-based diagnostics are available through the S7-1500 CPU.

Inputs

Bus interface
One PROFIBUS electrical interface with a 9-pin Sub-D RS485 socket.
Data capacity
2,048 bytes input and 2,048 bytes output address space as DP master.
Power input
The module draws 15 V DC from the S7-1500 backplane bus at 0.1 A typical.
Transfer rate
Selectable PROFIBUS rates from 9.6 kbit/s to 12 Mbit/s.

Diagnostics

I&M data
I&M0 device information and I&M1 location designation are supported.
Time synchronization
The module can pass time synchronization through the system.
CPU diagnostics
Diagnostic access is provided through the S7-1500 CPU.
Environmental profile
IP20; up to 95% relative humidity without condensation.

Installation

Module dimensions
35 x 142 x 129 mm; net weight 0.27 kg.
Rail mounting
Designed for S7-1500 rail mounting in a single-width compact format.
Mounting orientation
0 to 60 deg C horizontally and 0 to 40 deg C vertically.
Engineering requirement
Configure with STEP 7 Professional V12 SP1 or higher.

FAQ

Q1. How can I verify that the quoted item is exactly 6GK7542-5FX00-0XE0?
Match the complete order number on the quotation, product label, packaging, and invoice. Also confirm CP 1542-5, the reduced quantity structure, one 9-pin PROFIBUS Sub-D interface, and 35 mm module width.
Q2. How can I distinguish a new unit from a used or refurbished unit?
Request current photos of the Siemens label, housing, rail latch, Sub-D connector, and packaging. Check for connector wear, mounting marks, scratches, replaced labels, or resealing, and require the condition in writing.
Q3. How should a buyer verify that the supplier is legitimate and reliable?
Verify the legal company name, registration, address, business contacts, and bank beneficiary. Request references for SIMATIC NET products and ensure every document consistently identifies 6GK7542-5FX00-0XE0.
Q4. Which specifications should an engineer verify before purchasing?
Confirm S7-1500 compatibility, CP 1542-5 function, 9.6 kbit/s to 12 Mbit/s PROFIBUS rate, 32-device DP master limit, 15 V backplane supply, STEP 7 V12 SP1 requirement, and 35 x 142 x 129 mm dimensions.
Q5. What physical evidence should be requested before payment?
Request timestamped photos or video showing the complete label, housing, 9-pin Sub-D socket, rail latch, Siemens packaging, and all supplied accessories. The evidence should clearly show 6GK7542-5FX00-0XE0.
Q6. Can a similar CP 1542-5 order number replace 6GK7542-5FX00-0XE0?
Not automatically. Another suffix can change lifecycle status, DP device capacity, S7 connection limits, power consumption, or required TIA Portal version. Engineering must approve the exact order number and network capacity.

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