GE GFK-2193A Profibus Slave Module Commreq Reference, Get Slave Status Commreq, Memory Types

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4

PROFIBUS Slave Module COMMREQ Reference

The PROFIBUS Slave module supports the following COMMREQ tasks and responses.

Task

Name

Description

Page No.

3

Get Slave Status

Retrieves detailed status information for the Slave. 4-7

5

Read Module Header Retrieves module header information.

4-10

6

Clear Counters

Clears counters in ReadModuleHeader

4-12

Get Slave Status COMMREQ (3)

The Get Slave Status COMMREQ retrieves detailed status information for the slave module from the 16-bit slave status word. The starting address of this word is configured as Status/Firmware ID Address in the PROFIBUS Slave module software configuration. For details, refer to “Parameters” in chapter 3.

Memory Types

The following table lists the memory types that can be used for the Status Block and

Reply Data areas.

COMMREQ Status Word Memory Type Codes

Memory Type

Memory Type

Decimal

Abbreviation

code to enter

 

 

 

 

%I

Discrete input table (BYTE mode)

16

%Q

Discrete output table (BYTE mode)

18

%R

Register memory

8

%AI

Analog input table

10

%AQ

Analog output table

12

%T

Discrete temporary memory (BYTE)

20

%M

Discrete internal memory (BYTE)

22

Get Slave Status Command Block – Basic Example

Get Slave status for Device

Return the COMMREQ status words to %R10—%R13.

Return the Slave status to %R251-%R259.

 

Word

Dec (Hex)

Definition

 

 

 

 

 

 

 

 

Word 1

4

(0004)

Length of command Data Block

 

 

Word 2

0

(0000)

Always 0 (no-wait mode request)

 

 

Word 3

8

(0008)

Memory type of COMMREQ status word (%R)

 

 

Word 4

9

(0009)

COMMREQ status word address minus 1 (%R10)

 

 

Word 5

0

(0000)

Reserved

 

 

Word 6

0

(0000)

Reserved

 

 

Word 7

3

(0003)

Get Module Status command code.

 

 

Word 8

8

(0008)

Memory type to write response (%R)

 

 

Word 9

250

(00FA)

Starting Address to write response (response written to %R251)

 

 

Word 10

5

(0005)

Maximum size of response area. Must be 2 words or more, or an error

 

 

 

 

will be reported in the COMMREQ status and the Get Slave Status

 

 

 

 

 

request will be ignored.

 

GFK-2193A

Chapter 4 Status and Diagnostics

4-7

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Contents GE Fanuc Automation Programmable Control ProductsAs Used in this Publication CimstarContents Contents Overview and Specifications Profibus InformationRelated Publications IC693PBS201 Slave Module Specifications KeyProfibus Basics Profibus Network OverviewBus Communication Network Topology Amount of Data Transmission Duration FrequencyNetwork Connectors Pin No Signal DesignationInstallation Reviewing System Power RequirementsInstalling the Profibus Module in the PLC Rack Connecting the Slave to the Profibus Network Network Segment LengthBaud Rate Line a Line B Glass Fiber Distance Max 1 Profibus Cable Types Network TerminationNetwork Baud Rate Removing the Module from the RackConfiguration Adding a Profibus Slave Module to the Hardware ConfigurationConfiguring a Profibus Slave Module Settings TabInput Data Area Tab Profibus Slave Module’s Input Data Area ParametersPower Consumption Tab Output Data Area TabStatus and Diagnostics Profibus Slave Module LED IndicatorsColor Indication Network Parameter Errors Status/Firmware ID ArrayWord 1 Slave Status Word Communication Requests Commreq Ladder InstructionSysid Examples Slot Word ValueOperation of the Communications Request PLCError Detection and Handling Corrective Actions for Commreq ErrorsCommreq Programming Requirements and Recommendations Commreq Status Word Value DescriptionGet Slave Status Command Block Basic Example Profibus Slave Module Commreq ReferenceGet Slave Status Commreq Memory TypesGet Slave Status Reply Data Format Bit Meaning ValueNetwork Parameter Errors Read Module Header Command Block Basic Example Read Module HeaderValue Type Dec Hex Description Read Module Header Reply Data Format for Slave Clear Counters Command Block Basic Example Clear CountersClear Counters Reply Data Format Index

GFK-2193A specifications

The GE GFK-2193A is a versatile and powerful programmable logic controller (PLC) designed for industrial automation applications. With its robust construction and advanced features, the GFK-2193A is ideal for industries that demand high reliability and flexibility in their control systems.

One of the standout features of the GE GFK-2193A is its processing power. It is equipped with a high-speed CPU that can handle complex tasks and large volumes of data efficiently. This allows for real-time decision-making and control, making it suitable for critical applications where timing and accuracy are paramount. The processing speed is complemented by a multitasking capability, enabling the controller to manage multiple processes simultaneously without a drop in performance.

The GFK-2193A also boasts an extensive range of input and output options. It supports a variety of digital and analog I/O modules, allowing for seamless integration with different sensors, actuators, and devices. This flexibility makes it easy to customize the system according to specific operational needs, whether it's for small-scale automation or extensive industrial setups.

In terms of communication capabilities, the GE GFK-2193A includes support for multiple industrial communication protocols. This includes Ethernet, Modbus, and Profibus, among others, ensuring compatibility with a wide array of devices and systems. The controller's ability to communicate effectively helps facilitate data exchange, enabling better coordination and monitoring across different components of an automation system.

Another significant feature of the GE GFK-2193A is its programming environment. It utilizes the popular Ladder Logic programming language, which is widely regarded for its ease of use and efficiency. Additionally, the controller supports other programming languages, like Function Block Diagram and Structured Text, providing users with the flexibility to choose the most suitable method for their application.

The durability of the GFK-2193A is another remarkable characteristic. Designed to withstand harsh industrial environments, it features robust housing and components, making it resistant to dust, moisture, and temperature fluctuations. This ensures long-lasting performance with minimal maintenance needs, enhancing overall operational efficiency.

In summary, the GE GFK-2193A is a comprehensive solution for industrial automation that combines processing power, flexibility in I/O configurations, advanced communication capabilities, and a user-friendly programming environment. Its robust construction ensures reliability even in challenging conditions, making it a trusted choice for industries looking to enhance their automation processes.
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