This documentation exclusively contains descriptions of the PROFINET field bus system for
Inverter Drives 8400 protec.
Note!
This documentation supplements the Mounting Instructions supplied with the
controller and the "Inverter Drives 8400 protec" Hardware Manual.
The Mounting Instructions contain safety instructions which must be observed!
The properties and functions of the PROFINET for Inverter Drives 8400 protec are described
in detail.
Examples illustrate typical applications.
About this documentation
This documentation also contains...
The most important technical data for PROFINET communication;
Information on the installation and commissioning of the PROFINET network;
Information on the PROFINET data transfer;
Notes on troubleshooting and fault elimination.
The theoretical concepts are only explained to the level of detail required to understand
the function of the PROFINET communication with Inverter Drives 8400 protec.
Depending on the software version of the controller and the version of the »Engineer«
software installed, the screenshots in this documentation may deviate from the
»Engineer« representation.
This documentation does not describe any software provided by other manufacturers. No
liability can be accepted for corresponding data provided in this documentation. For
information on how to use the software, please refer to the host system (master)
documents.
All brand names mentioned in this documentation are trademarks of their corresponding
owners.
Tip!
Detailed information on PROFINET can be found on the homepage of the PROFIBUS
user organisation which also enhances the PROFINET communication technology:
www.profibus.com
EDS84DPNET EN 4.0 - 11/2010L5
Communication manual 8400 protec PROFINET
About this documentation
Target group
This documentation addresses to persons who configure, install, commission, and
maintain the networking and remote maintenance of a machine.
Tip!
Documentations and software updates for Lenze products can be found in the
download area at:
www.Lenze.com
Validity information
The information in this documentation is valid for the following devices:
These instructions were created to the best of our knowledge and belief to give you the
best possible support for handling our product.
Perhaps we have not succeeded in achieving this objective in every respect. If you notice
this, please send your suggestions and points of criticism in a short e-mail to:
feedback-docu@Lenze.de
Communication manual 8400 protec PROFINET
About this documentation
Document history
• Update for SW version 02.00
Thank you very much for your support.
Your Lenze documentation team
EDS84DPNET EN 4.0 - 11/2010L7
Communication manual 8400 protec PROFINET
About this documentation
Conventions used
1.2Conventions used
This documentation uses the following conventions to distinguish between different types
of information:
Type of informationIdentificationExamples/notes
Spelling of numbers
DecimalStandard spellingExample: 1234
Hexadecimal0x[0 ... 9, A ... F]Example: 0x60F4
Binary
• Nibble
Decimal separatorPointThe decimal point is always used.
Text
Program name» «PC software
Control elementBoldThe OK button... / The Copy command... / The
HyperlinkUnderlined
Symbols
Page reference ( 8)Optically highlighted reference to another page. In
Step-by-step instructions
In inverted commas
Point
Example: ’100’
Example: ’0110.0100’
For example: 1234.56
Example: Lenze »Engineer«
Properties tab... / The Name input field...
Optically highlighted reference to another topic. In
this documentation activated via mouse-click.
this documentation activated via mouse-click.
Step-by-step instructions are indicated by a
pictograph.
8LEDS84DPNET EN 4.0 - 11/2010
1.3Terminology used
TermMeaning
ControllerLenze frequency inverters of the "Inverter Drives 8400 protec" product range
Standard device
»Engineer«Lenze software which supports you throughout the whole machine life cycle -
Code"Container" for one or several parameters used to parameterise or monitor the
SubcodeIf a code contains several parameters they are stored in so-called "subcodes".
HWHardware
SWSoftware
FWFirmware
I/O controllerPROFINET master
I/O devicePROFINET slave
IO supervisorEngineering and diagnostics tools
Communication manual 8400 protec PROFINET
About this documentation
Terminology used
from planning to maintenance.
device.
This manual uses a slash "/" as a separator between code and subcode
(e.g. "C00118/3").
The I/O controller takes over the master function for data communication of the
decentralised field devices. The I/O controller is usually the communication
interface of a PLC.
The IO supervisor can access process data, diagnostic data, and alarm data.
EDS84DPNET EN 4.0 - 11/2010L9
Communication manual 8400 protec PROFINET
About this documentation
Notes used
1.4Notes used
The following pictographs and signal words are used in this documentation to indicate
dangers and important information:
Safety instructions
Structure of safety instructions:
Pictograph and signal word!
(characterise the type and severity of danger)
Note
(describes the danger and gives information about how to prevent dangerous
situations)
PictographSignal wordMeaning
Danger!Danger of personal injury through dangerous electrical voltage
Danger!Danger of personal injury through a general source of danger
Stop!Danger of property damage
Application notes
PictographSignal wordMeaning
Note!Important note for trouble-free operation
Reference to an imminent danger that may result in death or serious
personal injury if the corresponding measures are not taken.
Reference to an imminent danger that may result in death or serious
personal injury if the corresponding measures are not taken.
Reference to a possible danger that may result in damage to material assets
if the corresponding measures are not taken.
Tip!Useful tip for easy handling
Reference to other documentation
10LEDS84DPNET EN 4.0 - 11/2010
2General information
PROFINET is defined by the PROFIBUS user organisation. You can differentiate between the
PROFINET component model (CBA = Component Based Automation) and the PROFINET IO.
The PROFINET component model is used for the component-based communication via
TCP/IP and the real time communication for real-time requirements in modular system
engineering.
PROFINET IO has been developed for real-time and synchronous communication IRT (IRT =
Isochronous Real Time) with decentralised peripherals. The designations RT and IRT only
describe the real-time communication features within PROFINET IO.
Tip!
Detailed information on PROFINET can be found on the website of the PROFIBUS
user organisation:
Communication manual 8400 protec PROFINET
General information
www.profibus.com
EDS84DPNET EN 4.0 - 11/2010L11
Communication manual 8400 protec PROFINET
General information
Properties of the PROFINET with Inverter Drives 8400 protec
Support of the I&M0 ... 4 functionality for the identification of the Inverter Drive 8400
protec
Transmission of safe information via the PROFIsafe protocol when using a version with
an integrated safety system
Up to 16 process data words can be exchanged for each direction.
Automatic detection of the baud rate 100 Mbps
A line topology is enabled by the integrated 2-port switch.
Support of the LLDP (Link Layer Discovery Protocol) for the topology recognition
Support of the SNMP (Simple Network Management Protocol) for diagnostics
Support of the MRP (Media Redundancy Protocol)
– The Inverter Drive 8400 protec can be integrated into a ring topology as a client node.
Device replacement without exchangeable disk storage
– Since the "station alias" is supported, a station name is automatically assigned to the
new PROFINET node.
– For storing the parameters of the controller, a memory module is still required.
Here you can find information on general technical data, operating conditions,
and rated data of the device.
3.1General data and operating conditions of the PROFINET
FieldValues
Communication profilePROFINET
Communication mediumS/FTP (Screened Foiled Twisted Pair, ISO/IEC 11801 or EN 50173), CAT 5e
InterfaceRJ45: Standard Ethernet (in accordance with IEEE 802.3), 100Base-TX (Fast
Ethernet) or M12-socket
Network topologyTree, star, and line
Number of nodesMax. 255 in the subnetwork
Max. cable length100 m
PROFINET nodeIO device with real time (RT) communication properties
PUO ID number0x0106
Device identification (Device ID)0x8420
Baud rate100 Mbps
Switching method"Store and forward"
Switch latency125 μs at maximum telegram length
Technical data
3.2Protocol data
FieldValues
Process data words (PCD)Max. 16 process data words (max. 32 bytes)
PROFIsafe data4 words (8 bytes)
Acyclic parameter data channelLimited by the PROFINET frame size
EDS84DPNET EN 4.0 - 11/2010L13
Communication manual 8400 protec PROFINET
Technical data
Communication time
3.3Communication time
The communication time is the time between the start of a request and the arrival of the
corresponding response.
The communication times in the PROFINET network depend on the ...
Processing time within the drive controller;
Telegram runtime (baud rate / telegram length);
Nesting depth of the network.
Processing time inside the controller
DataProcessing time
Process dataApprox. 2 ms
+ 0 ... 1 ms
+ 1 ... x ms
Parameter data Approx. 30 ms + a tolerance of 20 ms (typically)
• Some codes may require a longer processing time.
Update cycle
Processing time in the controller
Runtime of the application task of the technology
application used (tolerance)
There are no interdependencies between parameter data and process data.
14LEDS84DPNET EN 4.0 - 11/2010
3.4Internal switch latency
The integrated 2 port switch causes runtime delays which can be calculated as follows:
Runtime delay = ((36 permanent bytes + process data in bytes) x 8 x 10 nsec) + 4 μsec
Example:
20 process data words + 4 PROFIsafe words => 48 bytes
((36 permanent bytes + 48 bytes) x 8 x 10 nsec) + 4 μsec
(84 bytes x 8 x 10 nsec) + 4 μsec
6.72 μsec + 4 μsec = 10.72 μsec
According to the PROFINET specification, the shortest PROFINET IO telegram must have a
data length of 72 bytes. If the 36 permanent bytes are subtracted from the 72 bytes, 36
bytes are available for process data. If now less than 36 bytes of process data are used, the
PROFINET IO telegram is filled with "zero bytes" until it can be transmitted. As a
consequence for the calculation formula, the shortest PROFINET IO telegram with 18
process data words (36 bytes) has always the same length and thus the runtime delay is
the same, too.
Communication manual 8400 protec PROFINET
Technical data
Internal switch latency
Note!
The use of external switches can also lead to runtime delays. Depending on the
system constellation, it may be useful to create a star topology or a line/mix
topology.
Here you will find detailed information on the mechanical and electrical
installation of the device.
Please observe the safety instructions!
4.1Network topology
It is typical of PROFINET to have a rather free topology the limiting factor of which is large
message latencies due to e.g. switches connected in series.
Internal switch latency
The combination of line and stub is useful for system wiring.
PROFINET supports the following topologies:
Switch / star
( 15)
S
DD
[4-1]Switch / star topology (S = switch, D = IO device)
Tree via switches
C
D
E94YCER005
SS
[4-2]Tree topology (C =IO controller, S = switch)
16LEDS84DPNET EN 4.0 - 11/2010
S
E94YCER006
Communication manual 8400 protec PROFINET
Switch / switch
[4-3]Switch/switch topology (S = switch)
IO controller / IO device
[4-4]Line topology (C = IO controller, D = IO device)
Installation
Network topology
SSS
E94YCER007
C
DDDD
E94YCER008
EDS84DPNET EN 4.0 - 11/2010L17
Communication manual 8400 protec PROFINET
Installation
PROFINET connection
4.2PROFINET connection
The connection to the PROFINET network is made via the terminals X31 (input) and X32
(output) – depending on the version via an RJ45 socket or an M12 socket.
PROFINET connection via the RJ45 socket
PROFINET connection via the M12 socket
E84DWGA010_Kom
( 19)
( 22)
18LEDS84DPNET EN 4.0 - 11/2010
Communication manual 8400 protec PROFINET
4.2.1PROFINET connection via the RJ45 socket
A standard Ethernet patch cable is suitable for connecting the Inverter Drive 8400 protec
to a PROFINET network.
Installation
PROFINET connection
Specification of the Ethernet cable
The installation and removal of the Ethernet cables is optimised for the use of connectors
according to the "Automation Initiative of German Domestic Automobile Manufacturers"
(AIDA).
Note!
To prevent the RJ45 socket from being damaged, hold the Ethernet cable
connector vertically when inserting it into or unplugging it from the socket.
4.2.1.1Pin assignment
RJ45 socketPinSignal
E94AYCXX004C
( 20)
1Tx +
2Tx -
3Rx +
4-
5-
6Rx -
7-
8-
Tip!
The PROFINET interfaces feature an auto MDIX function. This function adjusts the
polarity of the RJ45 interfaces so that a connection can be established irrespective
of the polarity of the opposite PROFINET interface and irrespective of the type of
cable used (standard patch cable or crossover cable).
EDS84DPNET EN 4.0 - 11/2010L19
Communication manual 8400 protec PROFINET
Installation
PROFINET connection
4.2.1.2Specification of the Ethernet cable
Note!
Only use cables that meet the listed specifications.
Specification of the Ethernet cable
Ethernet standardStandard Ethernet (in accordance with IEEE 802.3), 100Base-TX (Fast
Cable typeS/FTP (Screened Foiled Twisted Pair, ISO/IEC 11801 or EN 50173), CAT 5e
Damping23.2 dB (at 100 MHz and per 100 m)
Crosstalk damping24 dB (at 100 MHz and per 100 m)
Return loss10 dB (per 100 m)
Surge impedance100 Ω
Ethernet)
Structure of the Ethernet cable
[4-5]Structure of the Ethernet cable (S/FTP, CAT 5e)
E94YCEP016
A Cable insulation
B Braid
C Foil shield
TP1
Twisted core pairs 1 ... 4
...
Colour code of the Ethernet cable
TP4
( 21)
20LEDS84DPNET EN 4.0 - 11/2010
Communication manual 8400 protec PROFINET
Colour code of the Ethernet cable
Note!
The wiring and colour code are standardised in EIA/TIA 568A/568B.
4-pin Ethernet cables can be used as per the industrial standard. The cable type
only connects the assigned pins 1, 2, 3 and 6 to one another.
Installation
PROFINET connection
[4-6]Ethernet connector in accordance with EIA/TIA 568A/568B
PairPinSignalEIA/TIA 568AEIA/TIA 568B
31Tx +White / greenWhite / orange
2Tx -GreenOrange
23Rx +White / orangeWhite / green
14BlueBlue
5White / blueBlue / white
26Rx -OrangeGreen
47White / brownWhite / brown
8BrownBrown
E94YCEI004A
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Communication manual 8400 protec PROFINET
Installation
PROFINET connection
4.2.2PROFINET connection via the M12 socket
Pin assignment
X31 (input) / X32 (output)
(M12 socket, 4-pin, D-coded)
4
3
1
2
PinSignal
1Tx +
2Rx +
3Tx -
4Rx -
22LEDS84DPNET EN 4.0 - 11/2010
5Commissioning
During commissioning system-specific data such as motor paramters, operating
parameters, responses, and parameters for fieldbus communication are specified for the
controller. In the case of Lenze devices this is carried out via the so-called codes.
The controller and communication codes are saved non-volatilely as a data record in the
memory module.
In addition there are diagnostic and monitoring codes for the nodes.
Communication manual 8400 protec PROFINET
Commissioning
Before initial switch-on
Parameter reference
5.1Before initial switch-on
Stop!
Before you switch on the Inverter Drive 8400 protec for the first time, check the
entire wiring for completeness, short circuit, and earth fault.
( 67)
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Communication manual 8400 protec PROFINET
Commissioning
Configuring the PROFINET IO controller
5.2Configuring the PROFINET IO controller
First you have to configure the IO controller for communication with the Inverter Drive
8400 protec.
Configuration for the IO controller
For configuring PROFINET, the current PROFINET device description file (XML) of the
Inverter Drive 8400 protec must be imported in the IO controller.
The current device description file GSDML-Vx.z-Lenze-8420-PNabb-yyyymmdd.xml can be
found on the Lenze Internet pages further on in the "Services & Downloads" area at:
www.Lenze.com
Wildcard in the file name "GSDML-Vx.z-Lenze-8420-PNabb-yyyymmdd.xml"
xMain version of the GSDML scheme used
zSubversion of the GSDML scheme used
aMajor version of the software versionStarting from this 8400 protec PROFINET version, the
bbMinor version of the software version
yyyyYear
mmMonth
ddDay
device description file can be used.
Definition of the user data length
The user data length is defined during the initialisation phase of the IO controller.
The Inverter Drives 8400 protec support the configuration of max. 16 process data words
(max. 32 bytes).
Description of the device data base file
Selection textParameter data
(with consistency)
PCD (nW) AR cons.-n wordsn words
Safety (4W) AR-4 words4 words
n = 1 ... 16 process data words
Process data
(with consistency)
Assigned
I/O memory
Example of device data base file selection
"PCD (8W) AR cons." = process data words (8 words)
"Safety (4W) AR" = safety data words (4 words)
Tip!
A detailed consistency description is provided in the chapter "Consistent
parameter data" ( 53).
24LEDS84DPNET EN 4.0 - 11/2010
5.3Setting the station name
Note!
• The "Node blinking test" PROFINET function, which serves to identify an
accessible device, is supported. The red LED "BUS-ERR" flickers during
execution (LED status displays
• In the event of impermissible settings, the red LED "BUS-ERR" is blinking. In
this case, the Inverter Drive 8400 protec continues to work internally with the
deleted name. Operation on the PROFINET requires a valid station name.
• If the station name is assigned by the IO controller via PROFINET the change
is activated immediately. The current station name is displayed in code
C13864
The station name ...
.
Communication manual 8400 protec PROFINET
Commissioning
Setting the station name
( 56)).
is required for unambiguous addressing of the Inverter Drive 8400 protec by the IO
controller.
can either be assigned by the IO controller via PROFINET or set manually in the
»Engineer«.
has to be allocated according to the PROFINET specification:
– 1 or several labels separated by ".".
– Max. length per label: 63 characters
– Max. total length: 240 characters
– Permissible characters: [a ... z], [0 ... 9], [.], [-]
– Labels must not begin or end with [-].
In the »Engineer« the station name is set under the Settings tab.
Then click Accept change. The station name is saved and written to code C13899
In the Lenze setting a deleted name is displayed. The name is also deleted if the "Reset
to factory defaults" command is executed by an IO supervisor or an IO controller.
.
26LEDS84DPNET EN 4.0 - 11/2010
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