Toshiba TC-net User Manual

5. Dual Function
71
 State Transition Diagram
Condition for starting to backup parent nodes
Talkers of parent nodes aren’t used and one of the
following states is occurred.
- The state of Parent node is STANDBY or DOWN.
- All Talker blocks of parent node is unhealthy.
- TC-net Card of parent node is Error.
- OPC Server of parent node is unhealthy
INIT
ONLINE
BACKUP
STANDBY
PRE-ONLINE
Self TC-net Card Normal and
Other Nodes don’t use talker of self node.
OPC Server have started.
The following either states occurred.
- Self TC-net Card Error
- Client Application Normal and Other
Nodes don’t use talker of self node
- Self TC-net Scan stop
- Self TC-net Removed Ring
Self TC-net Card Error or
TC-net Type Error
Condition for finishing to backup parent nodes
- The state of parent node is PRE_ONLINE,
ONLINE or BACKUP.
- Other Nodes are using talker of parent nodes.
All Parent Nodes became
PRE_ONLINE, ONLINE or BACKUP
Self TC-net Card Normal and
Other Nodes are using talker of self node
*1:"Other Nodes are (not) using talker of self node"
means that it is resulted from checking talker blocks
registered in self node and not from checking them of
parent nodes backed up.
*2:"Other Nodes are (not) using talker of parent nodes"
means that it is resulted from checking talker blocks of
parent node which is or will be backed up.
*3: When the state is STANBY and "Other Nodes don't
use talker of self node", "Child Node is backing up self
node" means that talkers isn't be used. After the state
of self node becomes to be normal, it will move to
PRE-ONLINE.
Including the condition this
has several Parent Nodes.
*4: Just after the state has changed, this doesn't detect the
duplicate talkers. The
refore if talker is used in other node
at that time, the state of self node doesn't immediately
move from ORE-ONLINE to STANDBY.
*5: For the self node, it is included in "Self TC-net Card
Error" that the dual diagnosis counter for network of
TC-net has no change.
Self TC-net Card Normal and
“Other Nodes are using talker of self
node or Client Application Error.”
The following either states occurred.
- Self TC-net Card Error
- Self TC-net Scan stop
- Self TC-net Removed Ring
DOWN
Shut down request from
the OS or the Unhealthy
of each task of OPC
server
Other States
INIT : Initializing
PRE-ONLINE : Wait for online (The talker is none.)
ONLINE : Reading scan data. The talker is only own node's.
STANDBY : Reading scan data. The talker is none.
BACKUP : Reading scan data. The talkers are own node's and
parent node's.
DOWN : Node down

Toshiba TC-net Specifications

General

Brand	Toshiba
Model	TC-net
Category	Server
Language	English

Summary

Safety Precautions

Introduction and Manual Overview

Composition of This Manual

Overview of the manual's chapters and their specific content.

Outline of OPC Server

1.1. Outline of OPC Server

Explains OPC connectivity in industrial automation and its benefits.

1.2. Environments

Lists the hardware and software requirements for TC-net OPC Server.

1.3. Constitution

Describes the system configuration and components of the OPC Server.

1.4. Specifications

Details the data access specifications for TC-net scan memory.

1.5. Data type

Lists the supported data types and their corresponding OPC server types.

1.6. ProgID

Specifies the Program ID (ProgID) for the TC-net OPC server.

Setting-Up OPC Server

2.1. Installation

Explains the three types of installation for OPC Server (Both, Client, Server).

2.2. Maintenance

Covers modification, reinstallation, and version upgrades for the OPC Server.

2.3. Uninstallation

Provides step-by-step instructions for uninstalling the OPC Server.

How to set the environments for connecting OPC

3.1. DCOM Setting

Details the necessary DCOM security settings for network communication.

3.2. Security Setting

Explains security configurations for remote connections and user privileges.

3.3. Windows Firewall

Guides on configuring Windows Firewall to allow OPC communication.

3.4. User Account Control

Describes how to adjust User Account Control settings for OPC Server operation.

Launch / Close OPC Server

4.1 Launch OPC Server

Instructions on how to start the OPC Server, including startup configuration.

4.2 Close OPC Server

Provides steps to properly shut down and close the OPC Server application.

4.3 About TC-net Type

Explains how to identify the TC-net type (TC-net100 or TC-net1G) used.

Dual Function

5.1 Construction and outline

Describes the architecture and components related to dual functionality.

5.2 Dual state management

Details the different states of OPC Server nodes and their management.

List of OPC Items

6.1 The List of OPC items

Provides a comprehensive list of OPC items supported by the server.

How to set the environment for OPC Server

7.1 How to set the environment for OPC Server

Explains how to configure the TC-netOPCSvr.ini file for server settings.

7.2 Log Output of Scan Memory Access Performance

Guides on how to generate and interpret scan memory access performance logs.

7.3 Time adjusting function with TC-net

Details the function for adjusting OPC server date/time based on TC-net system.

Log Save Tool

8.1 Outline of Log Save Tool

Introduces the Log Save Tool for compressing and saving OPC server function logs.

8.2 Launch / Close Log Save Tool

Instructions for launching and closing the Log Save Tool application.

8.4 Decompress log files

Explains the process of decompressing log files saved by the Log Save Tool.

Log Decompress Tool

9.1 Outline of Log Decompress Tool

Describes the Log Decompress Tool for decompressing Log Save Tool files.

9.2 Setting-Up Log Decompress Tool

Covers the installation process for the Log Decompress Tool.

9.3 Launch Log Decompress Tool

Provides instructions on how to start the Log Decompress Tool.

RAS function

10.1 RAS function

Explains the Remote Access Service (RAS) functions of the OPC Server.