Technical Manual
–
Central Operation Unit Smart
MDT technologies GmbH •
51766 Engelskirchen • Papiermühle 1
Phone: +49-2263-
880 • Fax: +49-2263-4588 • [email protected] • www.mdt.de
33
33
Standby display
Incoming message during operation
no Standby
▪
No message is displayed but saved
Table 21: Behaviour on receipt of a message during operation
Standby display
Incoming message while S Displaybrightness „Off“ via
brightness sensor
no Standby
▪
No message is displayed but saved
Standby in upper
keypad
▪
Brings display back to life (dark background lighting)
▪
After the "timeout for standby" has expired, the backlight is
switched off again.
▪
Otherwise as in Standby
Standby on full screen
▪
Brings display back to life (dark background lighting)
▪
After the "timeout for standby" has expired, the backlight is
switched off again.
▪
Otherwise as in Standby
Display off
▪
Like in Standby
Display off and
orientation-LED on
▪
Brings display back to life (dark background lighting)
▪
After the "timeout for standby" has expired, the backlight is
switched off again.
▪
Otherwise as in Standby
Table 22: Behaviour on arrival of a message in standby with operation switched off
The following table shows the available communications objects for the alarms/messages:
Number Name
Length Usage
135
Message 1 (highest priority)
1 Bit
Triggering the message
136
Message 2
1 Bit
Triggering the message
137
Message 3
1 Bit
Triggering the message
138
Message 4
1 Bit
Triggering the message
139
Message text (lowest priority) 14 Byte Trigger the message; send any message text
Table 23: Communications objects - Alarms and Messages