WAGO I/O SYSTEM 750 750-833 - User Manual

Modular I/O-System
PROFIBUS DP/V1
Programmable Field Bus
Controller 750-833
Manual
Technical description,
installation and
configuration
Version 1.0.0

Summary

1 Important Notes

1.1 Legal Principles

Covers copyright, personnel qualifications, and conforming use of the devices.

1.1.1 Copyright

Outlines copyright provisions for the manual and WAGO's rights.

1.1.2 Personnel Qualification

Details required qualifications for using the product safely.

1.1.3 Conforming Use of Series 750

1.1.4 Technical Condition of the Devices

1.2 Standards and Regulations for Operating the 750 Series

1.3 Symbols

1.4 Safety Information

1.5 Font Conventions

1.6 Number Notation

1.7 Scope

1.8 Abbreviation

2 The WAGO-I;O-SYSTEM 750

2.1 System Description

Provides an overview of the modular WAGO I/O SYSTEM 750, its components, and functionality.

2.2 Technical Data

2.3 Manufacturing Number

2.4 Component Update

2.5 Storage, Assembly and Transport

2.6 Mechanical Setup

2.6.3 Assembly onto Carrier Rail

Details carrier rail properties and guidelines for mounting components.

2.6.3.2 WAGO DIN Rail

2.6.4 Spacing

2.6.5 Plugging and Removal of the Components

2.6.6 Assembly Sequence

2.6.7 Internal Bus;Data Contacts

2.6.8 Power Contacts

2.6.9 Wire Connection

2.7 Power Supply

2.7.1 Isolation

Explains the three electrically isolated potentials within the field bus node.

2.7.2 System Supply

2.7.2.1 Connection

Details how the system supply is connected via clamps and its voltage protection.

2.7.2.2 Alignment

2.7.3 Field Supply

2.7.3.1 Connection

Details how sensors/actuators connect and how power is passed via jumper contacts.

2.7.3.2 Fusing

2.7.4 Supplementary Power Supply Regulations

2.7.5 Supply Example

2.7.6 Power Supply Unit

2.8 Grounding

2.8.1 Grounding the DIN Rail

Details framework assembly and insulated assembly for grounding the DIN rail.

2.8.2 Grounding Function

2.8.3 Grounding Protection

2.9 Shielding (Screening)

2.9.1 General

Discusses reducing interferences and improving signal quality through shielding.

2.9.2 Bus Conductors

Refers to assembly guidelines for bus conductor shielding.

2.9.3 Signal Conductors

Mentions shield connection for analog and interface bus modules.

2.9.4 WAGO Shield (Screen) Connecting System

2.10 Assembly Guidelines;Standards

3 Programmable Field Bus Controller 750-833

3.1 Description

Describes the controller's function, programming with WAGO-I/O-PRO, and key features.

3.2 Hardware

3.2.1 View

Shows a view of the controller and lists its main components like device supply and bus connection.

3.2.2 Device Supply

Explains how the device supply is fed via clamps and its role in providing voltage.

3.2.3 Field Bus Connection

Details the PROFIBUS interface as a D-Sub connection and its pin assignments.

3.2.4 Display Elements

Explains the function of LEDs (RUN, BF, DIA, BUS, I/O, USR) for status indication.

3.2.5 Station Address

Describes how the station address is set using two decimal rotary switches.

3.2.6 Configuration and Programming Interface

Locates the interface behind the cover flap for communication and firmware transfer.

3.2.7 Operating Mode Switch

Details the push/slide switch with settings for RUN, STOP, bootstrap, and hardware reset.

3.3 Operating System

3.3.1 Run-Up

Describes the controller's startup sequence after power-on or hardware reset, including LED indications.

3.3.2 PFC Cycle

Explains the PFC cycle, including reading inputs/outputs, processing, and updating times.

3.4 Process Image

3.4.1 Local Process Image

Explains how the process is mapped on PROFIBUS and the generation of an internal local process image.

3.4.2 Allocation of the Input and Output Data

Describes data exchange via PROFIBUS and internal mapping of input/output data.

3.4.3 Process Data Structure for PROFIBUS-DP

Explains how process data structure depends on the coupler and transmission format.

3.4.4 Data Exchange

Lists the three interfaces for data exchange: field bus, PLC, and bus modules.

3.4.5 Memory Areas

Describes memory spaces for physical I/O data and PFC variables.

3.4.6 Addressing

3.4.6.1 I;O Module Data

Explains direct CPU access to bus terminal data via absolute addresses.

3.4.6.2 Field Bus Variables

Lists field bus variables and their addresses up to SW 02 and from SW 03.

3.4.6.3 Flags

Describes flags and their addresses; notes they are non-volatile.

3.4.6.4 Calculate Addresses

Explains how to calculate bit, byte, and dword addresses based on word addresses.

3.4.6.5 Example for Absolute Addresses

Provides examples of absolute addresses for inputs, outputs, and flags.

3.5 Programming of the PFC with WAGO-I;O-PRO

3.5.1 PROFIBUS Library for WAGO-I;O-PRO

Introduces libraries for IEC 61131-3 programming and specific PROFIBUS libraries.

3.5.2 IEC 61131-3 Program Transfer

Explains program transfer methods via serial or field bus interfaces.

3.5.2.1 Transmission via the Serial Interface

Details the physical connection and software configuration for serial interface program transfer.

3.5.2.2 Transmission via the Field Bus

Outlines program transfer via the field bus using a suitable communication driver.

3.5.2.2.1 2 Byte Process Image Interface

Describes communication using 2-byte I/O data and configuration requirements.

3.5.2.2.2 MSAC2 Interface

Explains MSAC2 interface communication for program download and debugging.

3.6 Configuration

3.6.1 Configuration of the I;O Modules

Explains how to configure the node based on physical requirements of controllers and I/O modules.

3.6.2 Configuration of the Field Bus Variables

Details configuring memory area based on field bus variable arrangement.

3.6.3 GSD Files

Explains GSD files for PROFIBUS DP device features and configuration software.

3.6.4 Identification Bytes

Describes identification bytes containing information about input/output structure and scope.

3.6.4.1 Bus Controller Modules

Lists identification bytes for bus controller modules.

3.6.4.2 I;O Modules

Refers to chapter 5.3 for identification bytes of all I/O modules.

3.6.5 Example

Provides an example application of a field bus node with controller and I/O modules.

3.7 Parameterization of the Controllers

3.8 Configuration and Parameterization of the Modules

3.8.1 Process Data Channel of the Bus Controller

Details the process data channel for PFC interface and its implicit allocation.

3.8.2 Parameterization of I;O Modules

Refers to chapter 5.4 for a list of all I/O modules and their parameters.

3.9 Diagnostics

3.9.1 Stations Status 1 to 3

Refers to EN 50170 for station status information.

3.9.2 PROFIBUS DP Master Address

States the master address is located in byte 3 of slave diagnostics.

3.9.3 Manufacturer Identification

Explains manufacturer identification is in bytes 4 and 5 as a 16-bit code.

3.9.4 Identification based Diagnostics

Describes identification-based diagnostics covering connected modules and their status.

3.9.5 Device Status

Details device status information including header, type, slot, differentiation, message, and argument.

3.9.5.1 Internal Status Messages and Arguments

Lists internal status messages and arguments for faults like EEPROM check sum and overflow.

3.9.5.2 Internal Bus Status Messages and Arguments

Lists internal bus status messages and arguments for commands and interruptions.

3.9.5.3 PROFIBUS DP Status Messages and Arguments

Lists PROFIBUS DP status messages for parameter and configuration errors.

3.9.5.4 PFC-RTS Status Messages and Arguments

Lists PFC-RTS status messages with descriptions.

3.9.6 Channel Based Diagnostics

Describes channel-based diagnostics structure with header, signal type, channel number, and fault type.

3.9.6.1 Fault Types of I;O Modules with Diagnostics Capability

Categorizes fault types for I/O modules, distinguishing standardized and WAGO-specific faults.

3.9.6.2 I;O Modules Fault Cases

Lists fault cases for various I/O modules based on item number, channel type, and fault type.

3.9.7 Parameterization Status PROFIsafe

Explains parameterization status for PROFIsafe I/O modules during DP Master startup.

3.9.7.1 PROFIsafe Parameterization Fault

Lists PROFIsafe parameterization faults and their corresponding meanings.

3.10 Acyclic Communication According to DP;V1

3.10.1 Data Areas

Explains addressing data areas via index and module number, including warnings for writing.

3.10.1.1 Field Bus Coupler, Slots 0 and 1

Lists index, meaning, and service primitives/data length for field bus coupler slots 0 and 1.

3.10.2 Complex I;O Modules, Slots 1... 63

Details index and meaning for complex I/O modules, including tables and error messages.

3.10.2.1 Binary I;O Modules, Slots 1... 63

Lists index and meaning for binary I/O modules, covering channel information and examples.

3.11 LED Signaling

3.11.1 Blink Code

Describes how blink codes display fault messages using sequences, fault codes, and arguments.

3.11.2 Field Bus Status

Explains the meaning of the upper four LEDs (RUN, BF, DIA, BUS) and provides a table of status and remedies.

3.11.3 Fault Message via Blink Code of the BUS LED

Details fault codes, descriptions, and remedies related to the BUS LED blink codes.

3.11.4 Node Status

Explains the I/O LED's role in indicating node operation and faults, including status descriptions.

3.11.5 Fault Message via Blink Code of the I;O LED

Lists fault messages via I/O LED blink codes, including hardware, configuration, and data faults.

3.11.6 Supply Voltage Status

Explains the status of system and field supply LEDs (A, B, C) and their remedies.

3.12 Fault Behavior

3.12.1 Field Bus Failure

Describes field bus failure scenarios, BF-LED indication, and substitute value strategies.

3.12.2 Internal Bus Fault

Explains internal bus faults, I/O-LED indication, and automatic restart behavior.

3.13 Technical Data

4 Field Bus Communication

4.1 PROFIBUS

Defines PROFIBUS as an open field bus standard for fast data exchange between control and peripherals.

4.1.1 Description

Defines PROFIBUS as an open field bus standard for fast data exchange between control and peripherals.

4.1.2 Wiring

Details PROFIBUS wiring specifications including line type A, parameters, and transmission speed vs. segment length.

5 I;O Modules

5.1 Overview

Provides an overview of available bus modules for WAGO-I/O-SYSTEM 750 applications.

5.1.1 Digital Input Modules

Lists various digital input modules categorized by voltage and channel count.

5.1.2 Digital Output Modules

Lists various digital output modules categorized by voltage, current, and features.

5.1.3 Analog Input Modules

Lists analog input modules by current and voltage ranges, including special types.

5.1.4 Analog Output Modules

Lists analog output modules by current and voltage ranges.

5.1.5 Special Modules

Lists various special modules like counter, frequency measuring, and interface modules.

5.1.6 System Modules

Lists system modules like bus extensions, power supplies, filters, and end modules.

5.2 Design of the Process Data for PROFIBUS-DP

Details how process data is structured for PROFIBUS-DP, including status, control, and data bytes.

5.2.1 2 DI I;O Modules

Details process image length in bits for 2 DI modules based on diagnostics information.

5.2.3 4 DI I;O Modules

Details process image length in bits for 4 DI modules based on diagnostics information.

5.2.4 8 DI I;O Modules

Details process image length in bits for 8 DI modules based on diagnostics information.

5.2.5 16 DI I;O Modules

Details process image length in bits for 16 DI modules.

5.2.6 2 DO I;O Modules

Details process image length in bits for 2 DO modules based on diagnostics information.

5.2.7 2 DO I;O Modules with Diagnostics

Details process image length for 2 DO modules with diagnostics based on bit count.

5.2.8 4 DO I;O Modules

Details process image length for 4 DO modules.

5.2.9 4 DO I;O Module with Diagnostics

Details process image length for 4 DO modules with diagnostics.

5.2.10 8 DO I;O Modules

Details process image length for 8 DO modules.

5.2.11 8 DO I;O Module with Diagnostics

Details process image length for 8 DO modules with diagnostics.

5.2.12 16 DO I;O Modules

Details process image length for 16 DO modules.

5.2.13 Power Supply Modules

Details process image length for power supply modules with diagnostics.

5.2.14 2 AI I;O Modules

Details process image length and mapping for 2 AI I/O modules.

5.2.15 4 AI I;O Modules

Details process image length and mapping for 4 AI I/O modules.

5.2.16 2 AO I;O Modules

Details process image length and mapping for 2 AO I/O modules.

5.2.17 4 AO I;O Modules

Details process image length and mapping for 4 AO I/O modules.

5.2.18 Counter Modules

Details process image length and mapping for counter modules 750-404 and 750-638.

5.2.19 PWM Module

Details process image length and mapping for the PWM module 750-511.

5.2.20 Stepper Controller

Details process image length and mapping for the Stepper Controller.

5.2.21 SSI Encoder Interface

Details module identification, process image, and parameters for the SSI Encoder Interface.

5.2.22 Incremental Encoder Interfaces and Serial Interfaces

Details process image length and mapping for encoder interfaces and serial interfaces.

5.2.23 Digital Impulse Interface

Details process image length and mapping for the Digital Impulse Interface.

5.2.24 Serial Interface

Details module identification, process image, and parameters for Serial Interfaces.

5.2.25 Data Exchange Module

Details module identification, process image, and parameters for the Data Exchange Module.

5.2.26 DALI;DSI Master

Details module identification, process image, and parameters for the DALI/DSI Master.

5.2.27 AS Interface Master

Details module identification, process image, and parameters for the AS Interface Master.

5.2.28 PROFIsafe I;O Modules

Details module identification, process image, and parameters for PROFIsafe I/O Modules.

5.3 PROFIBUS Identification Bytes of I;O Modules

5.3.1 Binary Input Modules

Lists PROFIBUS identification bytes for binary input modules, including module, description, and identification values.

5.3.2 Binary Output Modules

Lists PROFIBUS identification bytes for binary output modules.

5.3.3 Supply Modules

Lists PROFIBUS identification bytes for supply modules.

5.3.4 Analog Input Modules

Lists PROFIBUS identification bytes for analog input modules.

5.3.5 Analog Output Modules

Lists PROFIBUS identification bytes for analog output modules.

5.3.6 Special Modules

Lists PROFIBUS identification bytes for special modules like counters and interfaces.

5.3.7 Field Bus Variables

Lists field bus variables and their PFC module allocation, including input and output variables.

5.3.7.1 PFC Input Variables in the Field Bus Output Process Image

Lists PFC input variables allocated up to SW 02 and their corresponding PFC module addresses.

5.3.7.2 PFC Output Variables in the Field Bus Input Process Image

Lists PFC output variables allocated from SW 03 with data type identification.

5.4 Configuration and Parameterization of the I;O Modules

5.4.1 Digital I;O Modules

States that all binary I/O modules contain extended parameterization information for identification and mapping.

5.4.1.1 2 DI I;O Modules

Details module identification, process image, and parameters for 2 DI I/O modules.

5.4.1.2 2 DI I;O Modules with 1 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 2 DI modules with 1-bit diagnostics.

5.4.1.3 4 DI I;O Modules

Details module identification, process image, and parameters for 4 DI I/O modules.

5.4.1.4 8 DI I;O Modules

Details module identification, process image, and parameters for 8 DI I/O modules.

5.4.1.5 16 DI I;O Modules

Details module identification, process image, and parameters for 16 DI I/O modules.

5.4.1.6 2 DO I;O Modules

Details module identification, process image, and parameters for 2 DO I/O modules.

5.4.1.7 2 (1) DO I;O Modules with 1 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 2 DO I/O modules with 1-bit diagnostics.

5.4.1.8 2 DO I;O Module with 2 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 2 DO modules with 2-bit diagnostics.

5.4.1.9 4 DO I;O Modules

Details module identification, process image, and parameters for 4 DO I/O modules.

5.4.1.10 4 DO I;O Modules with 1 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 4 DO modules with 1-bit diagnostics.

5.4.1.11 8 DO I;O Modules

Details module identification, process image, and parameters for 8 DO I/O modules.

5.4.1.12 8 DO I;O Modules with 1 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 8 DO modules with 1-bit diagnostics.

5.4.1.13 16 DO I;O Module

Details module identification, process image, and parameters for 16 DO I/O modules.

5.4.1.14 2 DI;DO I;O Modules with 1 Bit Diagnostics per Channel

Details module identification, process image, and parameters for 2 DI/DO modules with 1-bit diagnostics.

5.4.1.15 Power Supply Modules with Diagnostics

Details module identification, process image, and parameters for power supply modules with diagnostics.

5.4.2 Analog I;O Modules

Provides details on analog I/O modules, including parameterization and diagnostics.

5.4.2.1 2 AI I;O Modules

Details module identification, process image, and parameters for 2 AI I/O modules.

5.4.2.2 4 AI I;O Modules

Details module identification, process image, and parameters for 4 AI I/O modules.

5.4.2.3 2 AO I;O Modules

Details module identification, process image, and parameters for 2 AO I/O modules.

5.4.2.4 4 AO I;O Modules

Details module identification, process image, and parameters for 4 AO I/O modules.

5.4.3 Digital Special Modules

Lists special digital modules with parameterization information for identification and mapping.

5.4.3.1 Counter Modules

Details module identification, process image, and parameters for Counter Modules 750-404, 750-638.

5.4.3.2 PWM Module

Details module identification, process image, and parameters for the PWM Module 750-511.

5.4.3.3 Stepper Controller

Details module identification, process image, and parameters for the Stepper Controller.

5.4.4 Distance and Angle Measurement Modules

Details interface modules for path and angle measurement, including parameterization.

5.4.4.1 SSI Encoder Interface

Details module identification, process image, and parameters for the SSI Encoder Interface.

5.4.4.2 Incremental Encoder Interface

Details module identification, process image, and parameters for Incremental Encoder Interfaces.

5.4.4.3 Digital Impulse Interface

Details module identification, process image, and parameters for the Digital Impulse Interface.

5.4.5 Serial Interfaces

Details module identification, process image, and parameters for Serial Interfaces.

5.4.6 Data Exchange Module

Details module identification, process image, and parameters for the Data Exchange Module.

5.4.7 ENOCEAN Receiver Module

Details module identification, process image, and parameters for the ENOCEAN Receiver Module.

5.4.8 DALI;DSI Master

Details module identification, process image, and parameters for the DALI/DSI Master.

5.4.9 AS Interface Master

Details module identification, process image, and parameters for the AS Interface Master.

5.4.10 PROFIsafe Modules

Details module identification, process image, and parameters for PROFIsafe I/O Modules.

5.5 Acyclic Communication According to DP;V1

5.5.1 2 DI I;O Modules

Lists index, meaning, and service primitives/data length for 2 DI I/O modules.

5.5.2 2 DI I;O Modules with 1 Bit Diagnostics per Channel

Lists index, meaning, and service primitives/data length for 2 DI I/O modules with diagnostics.

5.5.3 4 DI I;O Modules

Lists index, meaning, and service primitives/data length for 4 DI I/O modules.

5.5.4 8 DI I;O Modules

Lists index, meaning, and service primitives/data length for 8 DI I/O modules.

5.5.5 16 DI I;O Modules

Lists index, meaning, and service primitives/data length for 16 DI I/O modules.

5.5.6 2 DO I;O Modules

Lists index, meaning, and service primitives/data length for 2 DO I/O modules.

5.5.7 2 DO I;O Modules with 1 or 2 Bit Diagnostics per Channel

Lists index, meaning, and service primitives for 2 DO I/O modules with diagnostics.

5.5.8 4 DO I;O Modules

Lists index, meaning, and service primitives for 4 DO I/O modules.

5.5.9 4 DO I;O Modules with 1 Bit Diagnostics per Channel

Lists index, meaning, and service primitives for 4 DO I/O modules with 1-bit diagnostics.

5.5.10 8 DO I;O Modules

Lists index, meaning, and service primitives for 8 DO I/O modules.

5.5.11 8 DO I;O Modules with 1 Bit Diagnostics per Channel

Lists index, meaning, and service primitives for 8 DO I/O modules with diagnostics.

5.5.13 2 DI;DO I;O Modules with 1 Bit Diagnostics per Channel

Lists index, meaning, and service primitives for 2 DI/DO I/O modules with diagnostics.

5.5.14 Supply Module with Diagnostics

Lists index, meaning, and service primitives for supply modules with diagnostics.

5.5.15 2 AI I;O Modules

Lists index, meaning, and service primitives for 2 AI I/O modules.

5.5.16 4 AI I;O Modules

Lists index, meaning, and service primitives for 4 AI I/O modules.

5.5.17 2 AO I;O Modules

Lists index, meaning, and service primitives for 2 AO I/O modules.

5.5.18 4 AO I;O Modules

Lists index, meaning, and service primitives for 4 AO I/O modules.

5.5.19 Counter Module 750-404

Lists index, meaning, and service primitives for Counter Module 750-404.

5.5.20 Counter Module 750-638 and PWM Module 750-511

Lists index, meaning, and service primitives for Counter Module 750-638 and PWM Module 750-511.

5.5.21 SSI Interface

Lists index, meaning, and service primitives for the SSI Interface.

5.5.22 Incremental Encoder Interfaces and Serial Interfaces

Lists index, meaning, and service primitives for encoder interfaces and serial interfaces.

5.5.23 Digital Impulse Interface

Lists index, meaning, and service primitives for the Digital Impulse Interface.

5.5.24 Serial Interfaces and Data Exchange Module

Lists index, meaning, and service primitives for serial interfaces and data exchange modules.

5.5.25 DALI;DSI Master

Lists index, meaning, and service primitives for DALI/DSI Master.

5.5.26 AS Interface Master

Lists index, meaning, and service primitives for AS Interface Master.

5.5.27 PROFIsafe I;O Modules

Lists index, meaning, and service primitives for PROFIsafe I/O Modules.

6 Use in Hazardous Environments

6.1 Foreword

Introduces the use of WAGO-I/O-SYSTEM 750 in zone 2 explosive environments.

6.2 Protective Measures

Discusses primary and secondary explosion protection measures.

6.3 Classification Meeting CENELEC and IEC

Covers classification specifications based on EN50 and IEC 60079 standards.

6.3.1 Divisions

Explains explosive environments and zones (0, 1, 2 for gases; 20, 21, 22 for dust).

6.3.2 Explosion Protection Group

Subdivides electrical components into Group I and Group II, with IIA, IIB, IIC subdivisions.

6.3.3 Unit Categories

Classifies electrical operating means by unit category, explosion group, and area of use.

6.3.4 Temperature Classes

Details temperature classes (T1-T6) and their maximum surface temperatures.

6.3.5 Types of Ignition Protection

Explains various types of ignition protection (EEx o, p, q, d, e, m, i, n) and their applications.

6.4 Classifications Meeting the NEC 500

Covers North American classifications according to NEC 500, including divisions and explosion protection groups.

6.4.1 Divisions

Defines Division 1 and Division 2 based on the probability of explosive atmospheres.

6.4.2 Explosion Protection Groups

Categorizes electrical components into Class I, II, and III based on hazardous materials.

6.4.3 Temperature Classes

Differentiates electrical components by temperature classes (T1-T6) for explosive areas.

6.5 Identification

Explains module identification labeling for European and North American standards.

6.5.1 For Europe

Explains European identification labeling based on CENELEC and IEC standards.

6.5.2 For America

Explains North American identification labeling according to NEC 500.

6.6 Installation Regulations

Lists German and North American installation regulations relevant to explosive areas.

7 List of Literature

8 Index

WAGO I/O SYSTEM 750 750-833 Specifications

General

Brand	WAGO
Model	I/O SYSTEM 750 750-833
Category	I/O Systems
Language	English