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Siemens Building Technologies
Commissioning instructions OZW775 V2.01
CE1C5663en
HVAC Products
Parameterize OZW775
22.06.2012
Command sequence: Settings > Operating hours > Operating hours 1…5
Data point
Explanation, example
Operating hours 1…5
Default val: (Blank)
Setting val: Name
Name (text) with max. 20 alphanumeric
characters. The name is displayed as
information text in ACS and messages.
–
Service interval
Default val: 0 h
Setting val: 0…99'999 h
Set the number of operating hours until the first
or next service.
When the number of operating hours is reached,
a service message is triggered. LED "Local"
provides an additional indication. If the service
interval is 0 h, no service message is sent.
–
Message triggering
Default val: Coming
Setting val: Coming
Coming and
going
Service message "Coming" => is triggered when
the number of operating hours for service is
reached.
Message "Coming and going" => is triggered
when the number of operating hours for service
is reached and the operating hours are reset (at
DP "[Operating hours n]".
–
Text for:
Service required
Default val: (Blank)
Setting val: Text
Text input comprising max. 20 alphanumeric
characters. Without new text input, "[O'hrs 1…5]
Serv req" is indicated.
–
Text for:
Service done
Default val: (Blank)
Setting val: Text
Text input comprising max. 20 alphanumeric
characters. Without new text input, "[O'hrs 1…5]
Serv done" is indicated.
–
Command sequence: Settings > Faults > Local > Central comm unit
Data point
Explanation, example
Message triggering
Default val: Coming
Setting val: Coming
Coming and
going
"Coming" => a message is triggered when a
fault is received (start of fault).
"Coming and going" => a corresponding
message is triggered at the start and end of a
fault.
LED "Local" indicates a central communication
unit fault.
–
Command sequence: Settings > Faults > Local > Fault input 1…20
Data point
Explanation, example
Fault input 1…20
Default val: (Blank)
Setting val: Name
Name (text) with max. 20 alphanumeric
characters. The name is displayed as
information text in ACS and messages.
–
Operating hours 1…5
Central communication
unit
Fault input 1…20