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Using the schedules (with rtc, only) – Honeywell MICRONIK 200 R7426A User Manual

Page 16

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R7426A,B,C TEMPERATURE CONTROLLER WITH AND WITHOUT REAL-TIME CLOCK

EN1B-0203GE51 R0507C

16

Using the Schedules (with RTC, only)

Two schedules, one for programming the schedule points and
one for holiday programming, are available.
The standard schedule is used to switch the controller mode
(off, night, standby or comfort) at programmed schedule
points (S1 ... S6), which can be set for each weekday or
weekday group as well as for several holiday types (H1, H2
and H3).
If the comfort or standby mode is taken from the schedule and
if the occupancy switch is connected, the controller mode is
determined by the occupancy input as follows:
• Occupied (contact closed):

Controller mode = Comfort (sun - icon)

• Unoccupied (contact open):

Controller mode = Standby (halfsun - icon)

The OFF and night controller modes are not influenced by the
occupancy input.
Table 14 shows an example of the weekly schedule
programmed with the following default values:
• Mo ... Su from 6:00 till 18:00 = Comfort mode
• Mo ... Su from 18:00 till 6:00 = Night mode
The holiday schedule is used to program each day of the year
(01.01 ... 31.12.) as a holiday (day type = H1, H2 or H3) or as

a normal day (day type = H0 is default). The function is
described as follows:
• H0: no holiday - the weekday schedule applies
• H1: free programmable as for a weekday, but only valid for

the current day.

• H2: as H1 function - free programmable, additional holiday

type, e.g. last or first day after a longer holiday period.
NOTE:

After day is passed, day type (H1 or H2) is reset at

24:00 to normal.

• H3: free programmable as for a weekday, but is valid

every year and repeated annually.

The schedule points of the used holiday types (H1, H2 or H3)
must be programmed in the standard schedule. Table 15
shows a programmed example of the holiday schedule (2.7.
till 28.7. = holiday type H1 and 1.5. = holiday type H3).
The H1 and H2 holidays will not be influenced if the user
changes the actual date. If power supply is interrupted for
more than one day, all H1 and H2 holidays within the date of
power supply error and the actual date will be deleted.

point 1

point 2

point 3

point 4

point 5

point 6

day

1)

time

SMode

2)

time

SMode

2)

time

SMode

2)

time

SMode

2)

time

SMode

2)

time

SMode

2)

Mo

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

Tu

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

We

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

Th

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

Fr

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

Sa

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

Su

6:00 comfort --:-- ignore --:-- ignore --:-- ignore --:-- ignore 18:00 night

H1

0:00 off --:-- ignore --:-- ignore --:-- ignore --:-- ignore --:-- ignore

H2

0:00 off --:-- ignore --:-- ignore --:-- ignore --:-- ignore --:-- ignore

H3

0:00 off --:-- ignore --:-- ignore --:-- ignore --:-- ignore --:-- ignore

1)

Weekday or holiday type;

2)

Programmed controller mode (schedule mode)

Table 14. Example of weekly schedule and holiday types (default)

day

Jan.

Feb.

March

April

May

June

July

August

Sept.

Oct.

Nov.

Dec.

1.

H0 H0 H0 H0 H3 H0 H0 H0 H0 H0 H0 H0

2.

H0 H0 H0 H0 H0 H0 H1 H0 H0 H0 H0 H0

3.

H0 H0 H0 H0 H0 H0 H1 H0 H0 H0 H0 H0

4.

H0 H0 H0 H0 H0 H0 H1 H0 H0 H0 H0 H0

28. H0 H0 H0 H0 H0 H0 H1 H0 H0 H0 H0 H0
29. H0

H0

1)

H0 H0 H0 H0 H0 H0 H0 H0 H0 H0

30. H0 H0 H0 H0 H0 H0 H0 H0 H0 H0 H0
31. H0 H0 H0 H0

H0 H0 H0

1)

If the 29

th

of February is programmed to be a H1 or H2 holiday and the current year is not a leap year, this holiday will be

deleted on March 1.

Table 15. Example of annual schedule (no default)

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