Hardware Information

7.4Monitoring functions

The LEDs described in the following passages exist only for specific device models. The basic model of the Box PC 620 has no LEDs. The hardware signals are described in Section 7.5.2.

7.4.1Overview

Function

The following individual functions are implemented:

STemperature monitoring and excess/insufficient temperature indication

SWatchdog

SMonitoring the processor fan

Messages from the monitoring modules can be transferred to applications.

The program SOM (Safecard On Motherboard) as well as drivers for Windows are available on the units for this. The status can be displayed or limits parameterized thereby.

You will find a description of the drivers and the SOM program on the Documentation and Drivers CD in the \Drivers.*\Safeonbo.ard directory.

7.4.2Signals on the Front Interface

The meaning of the indicators is as follows:

LED

OFF

GREEN

RED

 

 

 

 

Watchdog

Watchdog not

Watchdog active

Watchdog executed

 

active

 

 

 

 

 

 

Temp

Inside temperature

 

Inside temperature

 

normal

 

outside the permissible

 

 

 

range.

 

 

 

 

SIMATIC Box PC 620 Manual

7-5

A5E00131465-01

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Image 137
Siemens 620 appendix Monitoring functions, Overview Function, Signals on the Front Interface