Introduction

The HSBY Status web page provides this information about the Hot Standby system:

  • Hot Standby role and status of the Local CPU

  • Hot Standby role and status of the Remote CPU

  • General errors detected for the Hot Standby system

NOTE:

  • The local CPU is the CPU configured with the Main IP Address (primary) or Main IP Address + 1 (standby) used to access this web page.

  • The HSBY Status web page is refreshed every 5 seconds.

Open the Page

Access the HSBY Status page from the Diagnostics tab (Module > HSBY Status ):

HSBY Status page:

Diagnostic and Status Information

The HSBY Status web page provides this information:

Area

Description

Local/Remote

This area displays the state of Hot Standby settings for the local and remote CPUs:

<Hot Standby Role>

The Hot Standby system role of the CPU. Valid values include:

  • Primary

  • Standby

  • Wait

<A/B switch setting>

The designation of the CPU, defined by the rotary switch on the back of the CPU. Valid values include:

  • A

  • B

Status

The operating state of the CPU. Valid values include:

  • RUN

  • STOP

  • NoConf

  • HALT

IP Address

The IP address used to communicate with the CPU for web page access:

  • For the primary Hot Standby CPU, this is the Main IP Address setting.

  • For the standby Hot Standby CPU, this is the Main IP Address setting + 1.

Firmware Version

Firmware version of the CPU operating system.

Sync Link Validity

The status of the Hot Standby link:

  • OK: the link is operational.

  • NOK: the link is not operational.

Supplementary Link Validity

The status of the Ethernet RIO link:

  • OK: the link is operational.

  • NOK: the link is not operational.