Lauda IN 550 XT, Operation Manual

Page: 122 / 172

Table 35: Settings in the Safe Mode menu
Menu items in the Safe Mode menu Description
Switch on/off of the Safe Mode function
Function
n
off
n
on
Here you can switch the Safe Mode function on or off (default value).
Select one of the following options:
n
off : Safe Mode is switched off.
n
on : Safe Mode is switched on.
n
Only when the Safe Mode function is switched on do the following
menu items appear:

Start

Configuration
Manual activation of the Safe Mode function
Start
n
off
n
on
Manual activation of the Safe Mode function:
n
Option off : Safe Mode is not activated.
n
Option on : Safe Mode is activated.
Deactivation of Safe Mode
Stop
n
No
n
Yes
n
Stop only appears when Safe Mode has been activated.
n
Deactivation of Safe Mode is only possible when there are no
pending alarms.
Configuration In this submenu you set the parameters with which the device will
continue to work when the Safe Mode is activated
Ä
Table 36 “Settings
in the Configuration menu” on page 122.
Table 36: Settings in the Configuration menu
Menu items in the Configuration menu Description of the options, actions with Safe Mode activated
Set point change
This menu item is hidden when Safe Mode is
activated.
Select one of the following options:
n
Change set point : When Safe Mode is activated, the device adjusts
to the new setpoint previously set in the Setpoint menu.
n
unchanged : If Safe Mode is activated, the device retains the set-
point with which it previously worked.
Set point Here you enter the setpoint T
set
with which the device continues to
work after activated Safe Mode. This value is stored in the Safe Mode
parameters.
Control Select one of the following options:
n
Option Unchanged : If Safe Mode is activated, the device retains the
control variable with which it previously worked.
n
Option Internal Pt1000 : With Safe Mode activated, the device
switches to the internal Pt1000 control variable.
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