8
System
setting
F80 Password
OFF
0001 --
9999
OFF
-
OFF means no
password
0000 means
clearing password
F8
1
Temperature unit
C/F
C
-
C: Centigrade
F: Fahrenheit
F85
Display
accumulative
running time
-
-
hour
F86
Accumulative
running time
reset
-
-
-
F87 Probation time
OFF
1 -- 9999
OFF
hour
The controller will
stop if the
accumulative time
is over probation
time, and show the
alarm code ¡A99¡.
OFF means no
probation time
Testing
F98 Reserved
F99 Test self
This function can attract all relays in turn, and
please don¡t use it when the controller is running!
End Exit
Basic Operating Principle
Temperature controlling
The controller has 3 temperature controlling mode: Refrigeration, Heat and auto(F29).
Temperature controlling point is controlled by ¡setting temperature (F11, or press the
¡set¡ key for some time to set)¡ , ¡temperature difference(F12)¡and ¡Auto mode
temperature difference ¡.In refrigeration mode (4 way Valve is enable and follow
compressor), the controller begins to refrigerate when the temperature of the
temperature sensor is over ¡setting temperature
+
temperature difference¡, and it
stops refrigerating when the temperature is under ¡setting temperature
-
temperature difference¡; In heat mode (Valve is disable except when defrosting), the
controller begins to heat when the temperature of the temperature sensor is under
¡setting temperature
-
temperature difference¡, and it stops heating when the
temperature is over ¡setting temperature
+
temperature difference¡ ;In auto mode,
the controller begins to refrigerate when the temperature of the temperature sensor is
over ¡setting temperature
+
Auto mode temperature difference¡, and it stops
Содержание BLM100
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Страница 8: ...1 Ⅳ Electric circuit diagram BLM100 BLM200 BLM400 BLM500 BLM600 ...
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