Siemens Micromaster Profibus User Manual

Siemens Micromaster Profibus

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Table of Contents

Contents3
Definitions, Warnings6
Safety Guidelines6
Proper Use7
Table of Contents9
Description11
Technical Data11
View of Communication Board11
Functionality12
General Definition of PROFIBUS-DP13
Definition13
Fiber-Optic Transmission System14
Bus Accessing Mode14
General Information about RS-485 Transmission Installation14
RS-485 Transmission System14
Data Exchange Via PROFIBUS-DP15
Standards, Guidelines and Other Information15
Communication Wit Hmicromaster4 Via PROFIBUS-DP17
Cyclical Data18
Useful Data Structure as Defined in Profidrive Profile 2.0 and 3.018
Useful Data Structure According to Ppos18
Parameter Data Area (PKW)19
Process Data Area (PZD)19
Extended Configuration20
Default Assignment of PZD3/420
Planning the Extended Configuration20
MICROMASTER4 Reaction Time21
Conversion of Extended PROFIBUS-DP Functionality22
Extended Functions22
Acyclic Data Transmission22
Control and Status Words23
- Status Word Bit Assignments24
- PKW Mechanism for Processing Parameters25
- Parameter Area (PKW)25
- Parameter Identifier (PKE), 1 Word25
- Request Identifier (Master -> Converter)26
- Response Identifier (Converter -> Master)26
- Fault Numbers for "Cannot Process Request" Response27
- Parameter Index (IND) 2 Word28
- Structure of IND for Cyclical Communication Via Ppos28
- Structure of IND for Acyclical Communication28
- Parameter Value 3 and 4 Word29
- Function of para PAGE SEL29
- Function of the Subindex in IND29
- Rules for Processing Requests/Responses30
- Connection to PROFIBUS-DP31
- Installing the PROFIBUS-DP Board31
- Installation31
- Mounting the Communication Board on the MICROMASTER431
- PROFIBUS Connection on Communication Board32
- Connection of the External 24 V Voltage Supply32
- Connecting the Bus Cable Using RS485 Bus Connectors33
- Pin Assignment of Sub D Socket33
Maximum Cable Lengths33
- Cable Installation Rules34
- Recommended PROFIBUS Connectors34
Bus Connector34
- Removing a Bus Connector35
- Switch Positions for Activated or Deactivated Bus Terminating Resistors35
- Bus Terminating Network35
Bus Terminator35
- Screening the Bus Cable/Emc Precautions36
- Screening36
- Equipotential Bonding36
- Starting up the PROFIBUS Board37
- DIP Switches37
- View of DIP Switch37
PROFIBUS Address37
- Parameter "P0700" and "P1000" (Fast Selection)39
- Parameter "P0918"39
- Parameter "P0719" (Process Data Master Control)39
- Communication Board Parameters39
- Parameter "R2050" and "P2051" (BICO)40
- Parameter "P2041" (Communication Board Functions)40
- Process Data Monitoring41
- Parameter "P2040", Telegram Failure Time41
- Parameter "P0927", Modification Source for Parameters42
- Links to PROFIBUS-DP Master Systems43
- General43
- Operation on SIMATIC S543
- Block Package DVA_S543
- MICROMASTER4 as PROFIBUS-DP Slave on S744
- PROFIBUS-DP Interfaces in SIMATIC S744
- Operation on SIMATIC S744
- MICROMASTER4 as DP Slave with Extended Functionality45
- Optional Configuration45
- Utilization of Internode Data Communication45
- Standard Blocks for Data Exchange with MICROMASTER445
- Exchanging Data Using Internode Communication Function46
- Transmitter46
- Receiver46
- Logical Communication Relationships with Internode Communication47
- Quantity Framework from Slave Viewpoint47
- Preconditions47
- Example of Application of Internode Communication48
- Protool49
- SIMATIC HMI (Human-Machine Interface)49
Diagnostics and Troubleshooting50
- Operation on External Master Systems51
- Exchanging Data with MICROMASTER4 Without Standard Data Blocks51
- Diagnostics Using LED Display53
- LED Display on PROFIBUS-DP Communication Board53
- Diagnostics Using Alarm Number54
- Alarms54
- Faults54
Standard Diagnostics55
- EMC Information59
- 8 Appendix59
Technical Data59
Glossary61

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Siemens Micromaster Profibus Specifications

General

Product type designation	Micromaster Profibus
Supported protocols	Profibus DP
Degree of protection	IP20
Baud rate	9.6 kbps to 12 Mbps
Relative Humidity	95% non-condensing

Summary

Definitions, Warnings, and Safety

Qualified Personnel Definition

Defines a "Qualified person" for safe operation and maintenance.

Safety Guidelines and Warning Symbols

Explains safety symbols and risk categories (DANGER, WARNING, CAUTION).

Description of the MICROMASTER PROFIBUS Optional Board

Board Functionality Overview

RS-485 Transmission System and Installation

Communication with MICROMASTER4 via PROFIBUS-DP

PROFIBUS-DP Data Channels Overview

Cyclical Data Exchange with PROFIBUS-DP

Useful Data Structure: PPO Types

Explains PZD and PKW areas in PROFIDrive Profile data structures.

Parameter Process Data Objects (PPO)

PKW and PZD Area Functions

Explains parameter and process data areas within the telegram.

MICROMASTER4 Reaction Times

Acyclic Data Transmission

Extended PROFIBUS-DP (DPV1) Functions

Control and Status Words

Control Word Bit Assignments

Details the bit assignments for the control word.

Status Word Bit Assignments

PKW Mechanism for Parameter Processing

Parameter Area (PKW) Structure

Explains the PKW structure for parameter read/write operations.

Parameter Identifier (PKE) and Index (IND)

Details the PKE and IND fields within the PKW.

Request and Response Identifiers

Parameter Index (IND) Structure

IND Structure for Cyclical and Acyclical Communication

Subindex, PARA PAGE SEL, and Parameter Value (PWE)

Connection to PROFIBUS-DP

Installing the PROFIBUS-DP Board

Provides step-by-step instructions for mounting the board.

Connecting the Bus Cable via RS485

RS485 Bus Connector Pin Assignment

Maximum Cable Lengths for RS485

Bus Cable Screening and EMC Precautions

Starting Up the PROFIBUS Board

Setting the PROFIBUS Address

Explains the requirement and methods for setting the PROFIBUS address.

DIP Switches for Address Setting

PROFIBUS Address Configuration Methods

Communication Board Parameter Configuration

Essential Startup Parameters (P0918, P0719)

Covers PROFIBUS address and process data master control parameters.

BICO Parameters for Setpoints and Actual Values

Process Data Monitoring

Parameter P2040 for Telegram Failure Time

Operation with SIMATIC S7

PROFIBUS-DP Interfaces in SIMATIC S7

MICROMASTER4 as DP Slave with Standard Functionality

Extended Functionality and Slave Object Manager

Utilization of Internode Data Communication

Internode Communication Function

Internode Data Exchange: Transmitter and Receiver

Diagnostics and Troubleshooting

LED Display for Board Status

Diagnostics Via Alarm and Fault Numbers

Standard Diagnostics Using Parameter r2054

Parameter Accessing Error Codes (r2054.04)