wtw IQ SENSOR NET System 2020 XT, Руководство по эксплуатации, Страница: 96 / 216

Operation System 2020 XT C
ONNECT
4 - 22
ba75970e01 10/2012
4.6 Messages and log book
The IQ S
ENSOR
N
ET
continuously monitors the status of the entire sys
-
tem. If the IQ S
ENSOR
N
ET
identifies system changes, a message
appears. New messages can be recognized by the flashing information
symbol or error symbol on the display.
All messages are recorded in the log book.
4.6.1 Message types
The system differentiates two types of messages:

Errors h
Indicates a critical status in the system or an individual system com
-
ponent that requires immediate action.
In the case of new error messages, the error symbol flashes on the
display.

Information i
Information that does not require immediate action.
In the case of new information, the info symbol flashes on the dis
-
play.
4.6.2 Log book
The log book is a list with all the messages from all modules. The log
book contains up to 1000 entries. If there are more than 1000 mes
-
sages, the oldest entries are deleted.
New messages can be recognized by the flashing information symbol
or error symbol. The log book always contains the latest message in the
first position. They do not yet have a tick in the status field.
The flashing of the info or error symbol only stops after all detailed mes
-
sage texts in the log book have been opened and marked with a tick
(
✔
) (see section 4.6.3).
In the case of errors, immediately open the detailed mes
-
sage text in the log book and perform the recommended
actions. If the actions have been performed, mark the mes
-
sage as read (see section 4.6.3).