GE GFK-1852 user manual Buffer Flushing, Inactivity Timeout, Pack Control

Page 37

Configuration

4

Buffer Flushing

With this parameter it is possible to control line handling and network buffers with connection startup and disconnect. Also, selection between two different packing algorithms is possible.

Function

7

6

5

4

3

2

1

0

Clear input buffer (line to network)

 

 

 

 

 

 

 

 

- with active connection:

 

 

 

1

 

 

 

 

- with passive connection:

 

 

1

 

 

 

 

 

- at time of disconnect:

 

1

 

 

 

 

 

 

Clear output buffer (network to line)

 

 

 

 

 

 

 

 

- with active connection:

 

 

 

 

 

 

 

1

- with passive connection:

 

 

 

 

 

 

1

 

- at time of disconnect:

 

 

 

 

 

1

 

 

Alternate packing algorithm

1

 

 

 

 

 

 

 

Figure 4-5. Buffer Flushing Options

Inactivity Timeout

With this parameter an inactivity time can be set. If the set time expires without an activity on the serial line, the connection is dropped.

Pack Control

Alternative pack algorithm settings are controlled here. Set this value to 00 if specific functions are not needed.

Function

7

6

5

4

3

2

1

0

Idle time to force transmit: 12ms (avg.)

 

 

 

 

 

 

0

0

Idle time to force transmit: 52ms (avg.)

 

 

 

 

 

 

0

1

Idle time to force transmit: 250ms (avg.)

 

 

 

 

 

 

1

0

Idle time to force transmit: 5 secs (!)

 

 

 

 

 

 

1

1

No trailing chars after sendchar(s)

 

 

 

 

0

0

 

 

One trailing char after sendchar(s)

 

 

 

 

0

1

 

 

Two trailing chars after sendchar(s)

 

 

 

 

1

0

 

 

Sendchars define 2-Byte sequence

 

 

 

1

 

 

 

 

Send immediate after Sendchar

 

 

1

 

 

 

 

 

Figure 4-6. Pack Control Options

“Idle time to force transmit” defines the time period after which all accumulated characters are sent, regardless of the recognition of send characters.

GFK-1852

Chapter 4 Configuration

4-15

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Contents GE Fanuc Automation GFL-002 Preface Contents Contents Chapter Serial Line Interfaces Appendix a IP Addresses Introduction Introduction and Quick StartSRTP/SNP Firmware Vmse Firmware OptionsPass Thru Firmware Modbus TCP/RTU firmwareProcedure Assigning a New IP Address Default IP AddressQuick Start Preliminary StepResults of the Ping Command Results of the Telnet 3.16.27.44 1 Command Screen Appearance Just Before Step G Vmse Configuration Screen GFK-1852 Command Prompt ConfigurationParameter Prompt Configuration ExampleIntroduction and Quick Start Serial Interface Vmse InterfacesNetwork Interface Power RequirementsHardware Address MAC Address Packing Algorithm PassThru Firmware only Network ProtocolsIP Address Port Number Configuration Steps ConfigurationEntering Serial Configuration Mode VMSE’s IP Address Entering Network Configuration ModeUnix Assigning a New IP AddressArp -s 191.12.3.77 00-20-4A-01-64-0B Telnet 191.12.3.77Configuration Parameters Network/IP Settings SRTP/SNP Firmware Configuration SetupSRTP/SNP Protocol Mode Channel, Serial, and Protocol SetupsGateway IP Address NetmaskSNP T1 T4 Timers Serial Interface ConfigurationSNP ID to IP Address Mapping only for SRTP/SNP Mode#2 SNP ID a IP AddressBasic Parameters PassThru Firmware Configuration SetupIP Address Telnet Configuration PasswordGateway IP Address NetmaskCommon settings Interface ModeFlow Control Remote IP Address Port NumberRemote TCP Port Automatic Connection Address Connect ModeModem Emulation Mode Datagram ModeATDTx.x.x.x,pppp or ATDTx.x.x.x/pppp ATDTx.x.x.xForce Telnet Mode Disconnect ModeATD0.0.0.0 ATDx.x.x.xBuffer Flushing Inactivity TimeoutPack Control Telnet Terminal Type Send CharactersModbus Hardware Configuration Screen Modbus TCP/RTU Firmware Configuration SetupModem Control Settings Serial and Mode SettingsProtocol Serial InterfaceModbus ID to IP Address Mapping only used for Master Advanced Modbus Protocol SettingsMonitor Commands Monitor Mode and Firmware UpgradeCommand Description Firmware Download Using Serial Port Command result codesSI194.39.78.234146.138.146.138 IP address =HyperTerminal Dialog Box Firmware Distribution Firmware Download Using a Network Host Windows NT ProcedureDestination Password Windows NT Command Line Example Code ExplanationVmse Firmware File List Obtaining Tftp Software for Windows 95/98 Windows 95/98 ProcedureSerial Line Interfaces Serial Line InterfacesFront Panel Layout Screw Block Connector Pin-outs and Other ComponentsFront Panel Components To PLC Cable Diagrams Cable IC200CBL504User-Built Cable #1 Vmse RJ45 Serial to Miniconverter SpecificationsApplication For Serial Monitor/Load of Vmse User-Built Cable #2 Vmse RJ45 Serial to PC 9-Pin Sub-D10. Vmse to VersaMax Serial Cable User-Built Cable #3 Vmse RJ45 Serial to PC 9-pin D-SubTo PLC RS-422/485 Serial Port User-Built Cable #4 Vmse RS-422 Terminals to PLCMultidrop Application Notes Using the Vmse on an RS-422/485 Multidrop Network15. IBM-AT 9-Pin Serial Port Connector Pin No Signal Description3LQ Pin, D-Sub PLC Serial Port ConnectorRS-485 Port 15-Pin Female D-Sub 15-Pin, D-Sub PLC Serial Port ConnectorPin Signal Name Description Number RJ-11 PLC Serial Port ConnectorRS-232, 6-Pin RJ-11 RS-232, 8-Pin RJ-45 RJ-45 VersaMax Nano/Micro PLC Serial Port Connector20. IC690ACC901 Miniconverter RS-232 Connector Pin-Out IC690ACC901 Miniconverter 9-Pin, Male D-Sub ConnectorTechnical Data Weight DimensionsLEDs CaseIP Addressing IP AddressesClass a Network Class B NetworkNetwork Address Class C NetworkBroadcast Address IP NetmaskPrivate IP Networks and the Internet Network RFC’s Decimal Binary Hexadecimal Binary to Hexadecimal Conversion TableDeclaration of Conformity Product SafetyElectromagnetic Emissions Electromagnetic ImmunityIndex LED IndexSRTP/SNP

GFK-1852 specifications

The GE GFK-1852 is an advanced communication and control processor designed for industrial automation solutions. It serves as a critical component in the realm of programmable logic controllers (PLCs) and offers robust features that enhance operational efficiency across various sectors.

One of the standout features of the GE GFK-1852 is its support for multiple communication protocols. This flexibility allows it to connect seamlessly with various devices and systems, making it an excellent choice for complex industrial environments. The GFK-1852 is compatible with Ethernet/IP, Modbus TCP/IP, and other industrial communication standards, facilitating integration with a wide range of equipment and network configurations.

Another significant aspect of the GE GFK-1852 is its high processing speed and performance. Equipped with a powerful processor, it can handle extensive data processing needs, ensuring real-time response and minimal latency. The device supports multiple I/O configuration options, which can be tailored to meet the specific requirements of a given application. This adaptability makes it suitable for both small-scale and large-scale operations.

The inclusion of built-in security features is also noteworthy. The GE GFK-1852 comes with various encryption protocols and user authentication mechanisms to safeguard against unauthorized access and cyber threats. This aspect is increasingly important in today’s interconnected industrial landscape where security vulnerabilities can lead to significant operational disruptions.

Additionally, the GE GFK-1852 offers sophisticated diagnostic and monitoring capabilities. Users can gain valuable insights into operational performance through real-time data analytics and logging features. This empowers maintenance teams to address potential issues proactively, ultimately improving uptime and reducing maintenance costs.

Another key characteristic is its user-friendly interface. The GFK-1852 is designed with ease of use in mind, enabling operators to configure and manage the device with minimal training. Programmed through intuitive software tools, it simplifies complex tasks and enhances user productivity.

In conclusion, the GE GFK-1852 stands out as a versatile and high-performance communication processor ideal for diverse industrial applications. Its support for multiple communication protocols, high-speed processing, built-in security, and user-friendly design make it a top choice for businesses looking to optimize their automation systems. By leveraging the capabilities of the GFK-1852, organizations can seamlessly integrate their operations, enhance productivity, and ensure a secure industrial environment.
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