In addition to measures provided in LAUDA.LIVE for authorizing access
and changing device data, e.g. 2-factor authentication, the device-side
access configuration is used by the user for basic restriction/control of the
LAUDA.LIVE services.
6.22
Safe Mode safety fittings
The Safe Mode enables the user to determine an emergency operating mode
for the device and application in advance. In the event of faults in the process
(e.g. failure of the communication with the control station), it is possible to
switch to this sage operating mode quickly and easily.
The device remains in this safe operating mode until Safe Mode is manually
deactivated.
What happens with activated Safe Mode?
n
The parameters configured in Safe Mode are set.
n
A warning
103 Safe Mode
appears in the display (Home window).
n
The parameters affected by Safe Mode cannot be changed.
n
Active programmers are terminated.
n
The “Set point offset" function is switched off.
n
The Operator privileges of the constant temperature equipment are
assigned to the Master operating unit
privileges in the Master” on page 115. The Operator privileges cannot be
relinquished during the active Safe Mode.
Which events lead to the activation of Safe Mode?
n
communication with the control station being interrupted
n
manually by the user
n
via a command over an interface module
and interface commands” on page 123
n
by alarms
Table 38 “Alarms which activate the Safe Mode function”
How does an alarm affect Safe Mode?
n
Not all alarms trigger Safe Mode.
n
Some alarms ignore the settings of the control variable in the Safe Mode
menu.
What indicates that Safe Mode is activated?
n
In the device display (Home window).
n
Via the warning "103 Safe Mode active"
n
Via the error in the interface command
What happens when Safe Mode is activated by an alarm?
n
Alarm
is displayed.
n
Safe Mode is activated.
n
Safe Mode cannot be deactivated until the alarm has been acknowl-
edged.
Safe Mode can only be activated if the function of the Safe Mode
was previously switched on in the menu.
Aim of the Safe Mode
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