Siemens Simatic M7-400 User Manual

CPUs for M7-400
11-29
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
11.4.7 Setup Page “Timeout Function”
Opening the Setup Page
If you have selected “Timeout Function” in the Setup menu (Figure 11-9 on
page 11-23) and activated the OPEN button, this setup page appears on the
screen (Figure 11-13).
Figure 11-13 Setup Page “Timeout Function”
What is the Purpose of the Setup Page?
On this setup page, you determine whether the hard disk is to go into standby
mode during access pauses or the screen is to be protected by a screen saver
during entry pauses.
Timeout Mode
Timeout mode offers you the following possible selections:
By Activating the Option Button... You Can...
Disabled switch the timeout function off.
Screen saver or have the screen saver switched on during entry
pauses,
IDE Standby or operate the hard disk in energy-saving standby
mode during access pauses
Delay Time
In this edit box, you enter the time in minutes that has to elapse after the last entry
or the last hard disk access before the timeout function activates.
OK Button
Activating this button returns to the Setup menu. Changes on the setup page are
retained.

Siemens Simatic M7-400 Specifications

General

Series	Simatic M7-400
Processor	Varies depending on CPU model (e.g., Intel 80486, Pentium)
Supply voltage	24 V DC
Digital inputs	Varies depending on I/O module
Digital outputs	Varies depending on I/O module
Analog inputs	Varies depending on I/O module
Analog outputs	Varies depending on I/O module
Communication	PROFIBUS, PROFINET
Communication Ports	MPI, PROFIBUS
Operating Temperature	0°C to 60°C