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EXPLATION FOR MICOM CIRCUIT
1-10. Temperature
compensation
and over-cool/weak-cool
compensation
circuit
1, Temperature compensation at freezing room, cold storage room
1) GR-L207ERA,
GR-L247ERA
_:4
IR15
16t<
I(7<
T_mpeP_t_r'e
Compems0.llom
cLt
R-Poor_
56
C-RT]
T_'mper_±tJre compensation _t R_room 5?
L 10--K_ J f__FT 7
IC1
(MICOM'
60
{_INO]
PS_
(AINI)
2) GR-B207ERA,
GR-B247ERA
10K
1OK
Te'_peP_t_re
compenso._ion
o±
R-Poom
5_
C-RT7
Ter_per'_,_Pe
comparison;Ion
al:
R-PooI_
57
L IO_K_J Rc-FT7
IC1
(MICOM
_60
,AIN0)
P61
IAINI)
Freezing room
Cold storage room
Resistance value
Temperature
Resistance
value
Temperature
Remarks
(RCF1)
compensation
(RCR1)
compensation
180 k£J
+5 °C
180 k<_
+2.5 °C
Warmly
56 k_Z
+4 =C
56 kQ
+2.0 °C
compensate
33 k_2
+3 °C
33 kQ
+1.5 °C
A
/
18 k.Q
+2 °C
18 k.Q
+1.0 _'C
12 Id2
+1 °C
12 k_;_
+0.5 °C
10 k,Q
0 °C
10 k_;_
0 °C
Reference temperature
8.2 k_
-1 °C
8.2 k_
-0.5 °C
=
5,6 k,O
-2 °C
5.6 k.Q
-1.0 °C
/
t
3.3 k._
-3 °C
3.3 k,Q
-1.5 °C
2 k_2
-4 °C
2 k_2
-2.0 °C
Coolly
470 _
-5 °C
470 _
-2.5 °C
compensate
_" Temperature
compensation
table by adjustment value (difference value against current temperature)
Ex) If changing
compensation resistance at a cold storage room (RCR1) from 10 k_ (current resistance)
to 18 kQ
(modified resistance)
temperature
at the co d storage w
increase by +1°C.
- 43 -
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