Daikin EWAP140MBYN [319/452] To select the automatic or manual lead lag mode
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Daikin EWAP140MBYN [319/452] To select the automatic or manual lead lag mode

Daikin EWWD540MBY [319/452] To select the automatic or manual lead lag mode
ESIE 05-07 The Digital Controller For Large chillers
Part 2 – Functional Description 2–123
3
2
4
5
1
Screen 3 This screen allows you to modify the thermostat loadup - down parameters.
Screen 4 This screen allows you to change the start up priority of the circuits in case of capacity demand:
If equal startup is set to "NO" then one compressor will go to 100% capacity before the second
compressor is started.
* If the lead-lag mode is not set to auto, the possible settings are:
For more info about this function refer to the corresponding chapter.
Line n° Display Description
Default
(Depending on
control mode)
Lower
limit
Upper
limit
1 THERMOST.SETTINGS screen title
2
3
4.1 LOADUP Loadup time (s)
(sampling time)
48 (inlet)
12 (outlet)
12 300
4.2 DWN Loaddown (s)
(sampling time)
24 (inlet)
12 (outlet)
12 300
Line n° Display Description Default
Lower
limit
Upper
limit
1 LEAD-LAG SETTINGS screen title
2 LEAD-LAG MODE
To select the automatic
or manual lead-lag mode
*
AUTO
3 LEAD-LAG HOURS To select the difference in
operation time between the
compressors (automatic
mode)
1000 100 1000
4 EQUAL STARTUP Startup both compressors
and raise the capacity of
both compressors with the
same value
NO NO YES
Possible manual setting 1 Possible manual setting 2
C1>C2 C2>C1
ESIE05-07.book Page 123 Wednesday, October 11, 2006 10:42 AM

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