Specifications

SiBE04-624 Main Functions
Function and Control 29

Human sleep
z
Sleep cycle and change in body temperature

Time chart of the V-shape comfort sleep control
Reference

Effect
(˚C)
38
37
36
Body Temperature
918 241234567
918 241
1
2
3
4
234567
Sleep cycle
Deep sleep
Regular rhythm
Falling asleep Rising
Temperature shift
Sharp lowering of
body temperature
after falling asleep
Maximum difference
of change in body
temperature
Rising of body
temperature before
wake-up
Smooth shift
to awakening
The body temperature lowers after
falling asleep and rises before wake-up.
(Changes in V-shape)
Awakening
REM sleep
Stage of sleep
(
R5090
)
Preset temperature is
lowered gradually by taking
time of as long as 3 hours.
Morning operation which
raises the preset
temperature gradually
Room
temperature
setting
ON
Approx. 3 hours
Approx. 1 hour
Start setting
OFF
↓0.5˚C
↓0.5˚C
1˚C↑
↓0.5˚C 0.5˚C↑
↓0.5˚C 0.5˚C↑
(R5091)
37
36.8
36.6
36.4
36.2
35.8
36
0 60 120 180 240 300 360 420
Time process (min.)
27.0
28.0
29.0
30.0
31.0
Depth of sleep
Awakening
REM sleep
1+2
3+4
Rectum temperature (˚C)
Environment temperature (˚C)
(R5092)
Fixed temperature control
Time process (min.)
Increase of deep sleep
37
36.8
36.6
36.4
36.2
35.8
36
27.0
28.0
29.0
30.0
31.0
Depth of sleep
Awakening
REM sleep
1+2
3+4
Rectum temperature (˚C)
Environment temperature (˚C)
0 60 120 180 240 300 360 420
25% up
Acceleration of lowering of deep body temperature
V-shape comfort sleep control
(R5966)