GE IC752CTD400, 450 manual Modbus RTU Communications, Network Communications

Page 38

MODBUS RTU Communications

Symptom

Possible Causes

Solution

 

 

 

Communications between the host

COM port not configured in

Verify that the COM port is

computer and the controller are

system.

configured in the system.

unsuccessful.

 

 

 

 

 

 

Cabling between computer and

Verify that the cable between the

 

controller.

computer and the controller is

 

 

correctly wired.

 

 

 

 

Baud rate and parity configured

Verify that the baud rate and

 

incorrectly.

parity on the computer are

 

 

consistent with those on the

 

 

controller.

 

 

 

 

MODBUS port not configured for

Verify that the controller's

 

RTU communications.

MODBUS port is configured for

 

 

RTU communications.

 

 

 

 

Wrong address.

Verify that the slave address is

 

 

correct.

 

 

 

Network Communications

Symptom

Possible Causes

Solution

 

 

 

Conflicts on network.

IP Address not unique.

Change the IP address to a unique

 

 

address. (Contact your system

 

 

administrator if this or other

 

 

settings need to be changed.)

 

 

 

GFK-1425B

Touch Display Products: IC752CTD400/450

31

Image 38
Contents GE Fanuc Automation GFL-002 Catalog Number Content of This ManualRelated Publications Contents Contents Touch Display Unit Dimensions Panel Cutout Dimensions Contents Cimplicity D Isplay S Tation Product Features Touch Display FeaturesDisplay and Touch Screen Floppy Disk Drive UnitHardware Installation Mounting GuidelinesTouch Display Unit Dimensions Mounting Procedure Panel Cutout DimensionsInstalling ISA-Compatible Cards Card ClampTouch Screen Port Address Address and IRQ AllocationReserved I/O Address Address Touch Screen Custom COM IRQInstalling the Floppy Disk Drive Floppy Disk Drive MountingChanging the Air Filter To change the air filter elementConnection Card Slot From top Type FunctionFuse value AC Power InputKeyboard Serial Communication Cables COM1 and COM2 Pin AssignmentsLPT1 Pin Assignments Printer Port LPT1 Parallel PortFloppy Disk Drive Interface Disk Drive Interface Pin AssignmentsInitial Startup Powering Up the Touch Display UnitSetting Up Windows 95 Systems IC752CTD400 GFK-1425B Touch Display Products IC752CTD400/450 Configuring the Touch Display to Run on a Microsoft Network Setting up Windows NT Systems IC752CTD450 Enter Login Recommendation Registering Your Cimplicity SoftwareTouch Screen Driver for Windows Installing Application SoftwareExternal CD-ROM Drive External Mouse Shutting Down the ComputerSystem Operation Cimplicity SoftwareBios Settings Interrupt Requests and I/O Assignments IRQ TableSystem Configuration Verification Diagnostics and TroubleshootingSelf-Test Diagnostics System Test and InitializationSymptom Possible Causes Solution TroubleshootingPowerup Display MemoryKeyboard Touch ScreenExternal PS/2 Mouse AUTOCONFIG/DEFAULT/I/O Communications PLC/CPU ConnectionModbus RTU Communications Network CommunicationsPrinting Calibrating the Touch Screen Auto Logon Error MessageCorrective Actions Cmos Checksum Error Cmos checksum error Defaults loaded Cmos battery failedFrequently Asked Questions Hardware FAQsSoftware FAQs Ports SpecificationsPower Requirements EnvironmentalIndex Troubleshooting Index
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