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Connecting up / commissioning 

 

5.1 Important notes on using the device 

 

CM 1542-5 

18

 

Manual, 11/2014, C79000-G8976-C290-02 

 

WARNING 

Replacing components   
EXPLOSION HAZARD 
SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION 

2 OR ZONE 2. 

 

 

WARNING 

Requirements for the cabinet/enclosure   
When used in hazardous environments corresponding to Class I, Division 2 or Class I, 

Zone 2, the device must be installed in a cabinet or a suitable enclosure. 

 

 

WARNING 

Restricted area of application 
This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-

hazardous locations only. 

 

 

WARNING 

Restricted area of application 
This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous locations 

only. 

 

 

WARNING 

LAN attachment 
A LAN or LAN segment with the attachments belonging to it should be within a single low-

voltage supply system and within a single building. Make sure that the LAN is in an of type 

A environment according to IEEE 802.3 or in a type 0 environment according to IEC TR 

62101. 
Never establish a direct electrical connection to TNV networks (telephone network) or 

WANs (Wide Area Network). 

 

General notices on use in hazardous areas according to ATEX    

 

 

WARNING 

Requirements for the cabinet/enclosure 
To comply with EU Directive 94/9 (ATEX95), this enclosure must meet the requirements of 

at least IP54 in compliance with EN 60529. 

 

Summary of Contents for CM 1542-5

Page 1: ...__________ ___________________ SIMATIC NET S7 1500 PROFIBUS CM 1542 5 Manual 11 2014 C79000 G8976 C290 02 Preface Guide to the documentation 1 Product overview 2 Functional characteristics 3 Requirements for use 4 Connecting up commissioning 5 Interrupts diagnostics messages error and system alarms 6 Technical specifications 7 Approvals 8 ...

Page 2: ...e operated only by personnel qualified for the specific task in accordance with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING...

Page 3: ...e sure you read the special notices below Note A notice contains important information on the product described in the documentation handling the product or about parts of the documentation you should pay particular attention to Names In this document the term CM is also used instead of the full product name The name STEP 7 is used to mean the STEP 7 Professional configuration tool License conditi...

Page 4: ...l security concept Third party products that may be in use should also be considered For more information about industrial security visit http www siemens com industrialsecurity To stay informed about product updates as they occur sign up for a product specific newsletter For more information visit http support automation siemens com Trademarks The following and possibly other names not identified...

Page 5: ...ct engineering 15 4 3 Programming 15 5 Connecting up commissioning 17 5 1 Important notes on using the device 17 5 2 Installing and commissioning the CM 1542 5 19 5 3 Replacing a module without a programming device 21 5 4 Mode of the CPU effect on the CM 22 6 Interrupts diagnostics messages error and system alarms 23 6 1 Status and error display of the CM 23 6 2 Diagnostics options 25 6 3 DP slave...

Page 6: ...Table of contents CM 1542 5 6 Manual 11 2014 C79000 G8976 C290 02 ...

Page 7: ...p tion System manual S7 1500 Automation System http support automation siemens com WW vi ew en 59191792 Application planning Installation Connecting Commissioning Module properties Device manual Power supplies http support automation siemens com WW vi ew en 57251228 Connecting Parameter assignment addressing Interrupts error messages diagnostics and system alarms Technical specifications Dimension...

Page 8: ...anual Cycle and Response Times http support automation siemens com WW vi ew en 59193566 Basics Calculations Analog value processing Function manual Analog value processing http support automation siemens com WW vi ew en 59193559 Wiring options Tables of measured values SIMATIC manuals All current manuals for SIMATIC products are available for download free of charge from the Internet http www siem...

Page 9: ...ion on the following product CM 1542 5 Article number 6GK7 542 5DX00 0XE0 Hardware product version 1 Firmware version V1 0 Communications module CM 1542 5 for SIMATIC S7 1500 on PROFIBUS DP View of the module LEDs Type plate PROFIBUS interface 1 x 9 pin D sub female connector RS 485 Figure 2 1 View of the CM 1542 5 with closed left and open right front cover ...

Page 10: ...rect data exchange for its DP slaves SYNC FREEZE The outputs or inputs can be synchronized by the user program using system function DPSYNC_FR PROFIBUS DP slave PROFIBUS DP according to EN 50170 DPV1 DP slave Note DP master or DP slave Please note however The CM 1542 5 only supports operation either as DP master or DP slave S7 communication PG communication for uploading downloading of S7 configur...

Page 11: ... synchronization As an alternative the CM can be configured as time master or time slave on PROFIBUS Time master The CM is synchronized using the time of day in the S7 1500 station and outputs the time of day on PROFIBUS The output interval can be set Time slave The CM receives time of day frames on PROFIBUS and outputs the time within the S7 1500 station The output interval within the S7 1500 sta...

Page 12: ...Product overview 2 2 Further functions CM 1542 5 12 Manual 11 2014 C79000 G8976 C290 02 ...

Page 13: ...o depending on the transmission speed Refer to the information in the section Technical specifications Page 33 3 2 Characteristic data of the DP interface General characteristic data No special program blocks are required for DP mode The interfacing to the distributed I O is by direct I O access or using program blocks SFCs SFBs of the CPU Table 3 1 General characteristic data of DP mode Character...

Page 14: ... constant bus cycle time in the network properties of the PROFIBUS DP line 3 3 Characteristics of S7 communication General characteristic data The following information is important when operating S7 connections Table 3 2 General characteristics of S7 connections Characteristic Explanation values Number of S7 connections via PROFIBUS Operable in total Max 48 Configurable Max 40 The value depends o...

Page 15: ... of the S7 1500 station The following version of STEP 7 is required STEP 7 version and additional modules Functions of the CM STEP 7 Professional V12 The full functionality of the CM 1542 5 6GK7 542 5DX00 0XE0 can be configured 4 3 Programming Program blocks For communications services there are preprogrammed program blocks instructions available as the interface in your STEP 7 user program Table ...

Page 16: ...entation of the program blocks in the online help of STEP 7 Calling program blocks instructions for distributed I O Several calls are necessary for the instructions of the distributed I O The time required to process the job depends on load round trip time and transmission speed If these instructions are called in a loop within one cycle the cycle time could be exceeded Exceptions Only one call is...

Page 17: ...ply to 100 V 240 V devices This means that only SELV LPS complying with IEC 60950 1 EN 60950 1 VDE 0805 1 must be connected to the power supply terminals The power supply unit for the equipment power supply must comply with NEC Class 2 as described by the National Electrical Code r ANSI NFPA 70 There is an additional requirement if devices are operated with a redundant power supply If the equipmen...

Page 18: ...locations only WARNING Restricted area of application This equipment is suitable for use in Class I Zone 2 Group IIC or non hazardous locations only WARNING LAN attachment A LAN or LAN segment with the attachments belonging to it should be within a single low voltage supply system and within a single building Make sure that the LAN is in an of type A environment according to IEEE 802 3 or in a typ...

Page 19: ...ge surges Provisions shall be made to prevent the rated voltage from being exceeded by transient voltage surges of more than 40 This criterion is fulfilled if supplies are derived from SELV Safety Extra Low Voltage only 5 2 Installing and commissioning the CM 1542 5 WARNING Read the system manual S7 1500 Automation System Prior to installation connecting up and commissioning read the relevant sect...

Page 20: ...ocket Lower surface of the CM 4 Turn on the power supply 5 Close the front covers of the module and keep them closed during opera tion 6 The remaining steps in commission ing involve downloading the STEP 7 project data The STEP 7 project data of the CM is transferred when you download to the station To load the station connect the engineering station on which the project data is located to the Eth...

Page 21: ...RxD TxD P Data line B 4 RTS Request To Send 5 M5V2 Data reference potential from station 6 P5V2 Supply plus from station 7 8 RxD TxD N Data line A 9 Note PROFIBUS interface The CM provides no 24 VDC power supply on the PROFIBUS interface I O devices for example PC adapter 6ES7972 0CB20 0XA0 are therefore not operational on the interface 5 3 Replacing a module without a programming device General p...

Page 22: ...U from STOP to RUN The CM loads configured and or downloaded data into the work memory and then changes to RUN mode Changing the CPU from RUN to STOP The reaction is as follows in STOP DP master mode Change to the CLEAR mode DP slave mode Input data is sent to the DP master with the value 0 and a DP diagnostics alarm is sent The following functions remain enabled The configuration and diagnostics ...

Page 23: ...ion on Interrupts in the STEP 7 online help You can find additional information on Diagnostics and System alarms in the System diagnostics http support automation siemens com WW view en 59192926 function manual 6 1 Status and error display of the CM LED display The following figure shows the LEDs of the CM 1542 5 RUN STOP LED ERROR LED MAINT LED Figure 6 1 LED display of the CM 1542 5 without fron...

Page 24: ...g the CM LED lit green LED off LED off CM is in RUN mode No disruptions LED flashing green LED off LED off No CM configuration exists Loading firmware LED lit green LED flashing red LED off A diagnostics event has occurred LED lit green LED off LED lit yellow Maintenance maintenance is demand ed LED lit green LED off LED flashing yellow Maintenance is required Downloading the user program LED flas...

Page 25: ... Diagnostics status Information on the PROFIBUS interface You can obtain further information on the diagnostics functions of STEP 7 in the STEP 7 online help DP diagnostics The DP diagnostics of the CM is described below The evaluation of diagnostics data records requested by the DP master and the diagnostics interrupts or diagnostics alarms of the DP slaves is handled in the user program of the D...

Page 26: ...line help Below there is an overview of the structure of the diagnostics data Overview of standard diagnostics Standard diagnostics Byte Meaning 0 Station status 1 1 Station status 2 2 Station status 3 3 Master address 4 5 Vendor ID of the slave Overview of device specific diagnostics The device specific diagnostics data depends on the protocol variant operating on the DP slave DP V1 slave Table 6...

Page 27: ...d This bit is set by the DP master when the master has requested a function that is not supported by the DP slave Solution Change the parameter setting to disable the function on the master 3 Ext_Diag This bit is set by the slave Bit 1 There is diagnostics data in the slave specific diagnostics area The diagnostics data can be evaluated in the user program of the master Bit 0 There may be status i...

Page 28: ...slave until the DP slave resets the bit The DP slave sets this bit for example when it is not capable of data transfer 0 Parameter_Request The DP slave sets this bit when it needs to have new parameters assigned and be reconfigured If bit 0 and bit 1 are both set bit 0 has the higher priority Byte 2 Station status 3 Table 6 5 Structure of station status byte 3 Bit no Name Explanation 7 Ext_Data_Ov...

Page 29: ...nificant bits have the value 00 This identifies the module specific diagnostics data field see bytes 4 62 as a whole The remaining six bits indicate the length of the data field including byte 0 Byte 1 Variant Interrupt type Table 6 6 Structure of byte 1 of the device specific diagnostics variant interrupt type Bit no Meaning 7 Value Meaning 0 Interrupt 6 0 Alarm_Type 0 reserved 1 Diagnostics inte...

Page 30: ...ceholder for the entire device Byte 3 Variant Interrupt specifier Table 6 8 Structure of byte 3 of the device specific diagnostics variant interrupt specifier Bit no Meaning 7 3 Seq_No Unique identifier of an interrupt alarm 2 Add_Ack If this bit is set the DP V1 master is indicating that this interrupt expects an acknowledgement in the form of a WRITE job 1 0 Alarm_Specifier 0 No further distinct...

Page 31: ...ecific diagnostics with status type and module status With the variant status type of the device specific diagnostics of DP V1 slaves see byte 1 bit 7 and the setting Modul_Status see byte 1 bits 0 6 there are two status bits here for each slot module Bits not required are set to 0 Table 6 10 Structure of the bytes for module specific diagnostics data Byte Bit assignment Bit 7 6 5 4 3 2 1 0 4 Modu...

Page 32: ...6 6 DP diagnostics frames when the CPU is in STOP DP diagnostics frames when the CPU is in STOP All diagnostics frames from DPV0 standard slaves and all DP interrupt frames from DP S7 DPV1 standard slaves arriving when the CPU is in STOP are forwarded to the CPU During module startup the diagnostics frames must then be evaluated by a suitable user program ...

Page 33: ...e connector RS 485 Transmission speed 9 6 Kbps 19 2 Kbps 45 45 Kbps 93 75 Kbps 187 5 Kbps 500 Kbps 1 5 Mbps 3 Mbps 6 Mbps 12 Mbps Electrical data Power supply via S7 1500 backplane bus 15 V Current consumption From backplane bus 200 mA Power dissipation 3 W Insulation Insulation tested with 707 VDC type test Design dimensions and weight Module format Compact module S7 1500 single width Degree of p...

Page 34: ...Technical specifications CM 1542 5 34 Manual 11 2014 C79000 G8976 C290 02 ...

Page 35: ...he device certificates for shipbuilding and special national approvals can be found on the pages of Siemens Automation Customer Support on the Internet http support automation siemens com WW news en 10805878 Under this entry go to the required product and select the following settings Entry list tab entry type Certificates Standards and test specifications The device meets the following standards ...

Page 36: ... Industrielle Kommunikation SIMATIC NET Postfach 4848 D 90327 Nürnberg You will find the EC Declaration of Conformity at the following address under the following entry ID on the Internet http support automation siemens com WW view en 16689636 EMC directive The SIMATIC NET S7 CPs listed above are designed for use in an industrial environment Field of application Requirements Emission Immunity to i...

Page 37: ...us assigned to your product from the mark on the rating plate UL approval UL Recognition Mark Underwriters Laboratories UL nach Standard UL 508 Report E 85972 CSA approval CSA Certification Mark Canadian Standard Association CSA nach Standard C 22 2 No 142 Certification Record 063533 C 000 cULus Approval Hazardous Location CULUS Listed 7RA9 IND CONT EQ FOR HAZ LOC Underwriters Laboratories Inc com...

Page 38: ...al Code stipulations When used in environments according to class I division 2 see above the SIMATIC NET S7 CPs must be mounted in an enclosure FM approval Factory Mutual Approval Standard Class Number 3611 Class I Division 2 Group A B C D T3 T6 or Class I Zone 2 Group IIC T3 T6 You will find the temperature class on the type plate on the module WARNING Personal injury and damage to property may o...

Page 39: ...a exchange 10 Downloading project data 20 Downloads 8 DP diagnostics 25 DP diagnostics frames when the CPU is in STOP 32 DP master Operation as 10 DP master class 1 10 11 DP master mode 22 DP masters class 2 11 DP mode General characteristic data 13 DP slave 10 11 Operation as 10 DP slave mode 22 DP slaves General characteristic data 13 E EMC electromagnetic compatibility 36 Error status codes 23 ...

Page 40: ...BUS interface 21 Program blocks 16 Protection against transient voltage surges 19 R Replacing components 18 RS 485 interface 21 RS 485 socket 20 S S7 communication 10 S7 connections 10 14 General characteristic data 14 S7 routing function 22 Safety extra low voltage 17 Safety notices 17 Siemens DP slave 10 SIMATIC NET glossary 4 SIMATIC NET Manual Collection 8 Startup parameters 14 Status and erro...

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