GE GFK-2193A Read Module Header Command Block Basic Example, Value Type Dec Hex Description

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4

Read Module Header (5)

The Read Module Header command retrieves Network Diagnostic Information for the

Device.

Read Module Header Command Block – Basic Example

The following command block accomplishes the following:

Get Module Header Data

Return the COMMREQ Status Word to %R10—%R13.

Return the Device Status to %R251—%R275.

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

5

(0005)

Read Module Header command number

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

25

(0019)

Size of response area, 25 for slave

(Word 7) Command Code: Word 7 specifies the Command code for the COMMREQ to be executed . Read Module Header = 5

(Word 8) Local PLC - Memory Type: Words 8—9 specify the location in the PLC where the response will be written. Valid values for Word 8 are listed below:

 

 

Value

 

Type

Dec (Hex)

Description

 

 

 

 

%R

8

(0008)

Register memory (word mode)

%AI

10

(000A)

Analog input memory (word mode)

%AQ

12

(000C)

Analog output memory (word mode)

%I

16

(0010)

Discrete input memory (byte mode)

%Q

18

(0012)

Discrete output memory (byte mode)

%T

20

(0014)

Discrete temporary memory (byte mode)

%M

22

(0016)

Discrete momentary internal memory (byte mode)

4-10

Series 90™-30 PROFIBUS Slave Module User's Manual – August 2004

GFK-2193A

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Contents Programmable Control Products GE Fanuc AutomationCimstar As Used in this PublicationContents Contents Overview and Specifications Profibus InformationRelated Publications Key IC693PBS201 Slave Module SpecificationsProfibus Basics Profibus Network OverviewBus Communication Amount of Data Transmission Duration Frequency Network TopologyPin No Signal Designation Network ConnectorsInstallation 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 Network Termination Profibus Cable TypesRemoving the Module from the Rack Network Baud RateAdding a Profibus Slave Module to the Hardware Configuration ConfigurationSettings Tab Configuring a Profibus Slave ModuleProfibus Slave Module’s Input Data Area Parameters Input Data Area TabOutput Data Area Tab Power Consumption TabStatus and Diagnostics Profibus Slave Module LED IndicatorsColor Indication Network Parameter Errors Status/Firmware ID ArrayWord 1 Slave Status Word Slot Word Value Communication RequestsCommreq Ladder Instruction Sysid ExamplesPLC Operation of the Communications RequestError Detection and Handling Corrective Actions for Commreq ErrorsCommreq Programming Requirements and Recommendations Value Description Commreq Status WordMemory Types Get Slave Status Command Block Basic ExampleProfibus Slave Module Commreq Reference Get Slave Status CommreqBit Meaning Value Get Slave Status Reply Data FormatNetwork 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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