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Control specifications
1. Temperature control range
Settable temperature: -125㷄 ~ -155㷄
Internal temperature display range: -180㷄 ~ +50㷄
Setting method: In ‘TopScreen’, press MENU key and step into temperature setting mode
with Shift key (upward, downward, rightward, leftward), then set your
desired value with Figure Input key. Press MENU/OK to store the value.
2. Alarm and safety functions
(1) Error code
E01: Temp. sensor is open circuited.
When temperature in temp. sensor is equal or higher than -180㷄, ‘E01’ is
displayed in ‘TopScreen’, the basic screen.
E02: Temp. sensor is short circuited.
When temperature in temp. sensor is equal or lower than +50㷄, ‘E02’ is
displayed in ‘TopScreen’, the basic screen.
E03: Cascade sensor is open circuited.
When temperature in cascade sensor is equal or lower than -70㷄, ‘E03’ is
displayed in ‘TopScreen’, the basic screen.
E04: Cascade sensor is short circuited.
When temperature in cascade sensor is equal or higher than +100㷄, ‘E04’ is
displayed in ‘TopScreen’, the basic screen.
E05: Filter sensor is open circuited.
When temperature in filter sensor is equal or lower than -70㷄, ‘E05’ is
displayed in ‘TopScreen’, the basic screen.
E06: Filter sensor is short circuited.
When temperature in filter sensor is equal or higher than +100㷄, ‘E06’ is
displayed in ‘TopScreen’, the basic screen.
E07: AT sensor is open circuited.
When temperature in AT sensor is equal or lower than -70㷄, ‘E07’ is displayed
in ‘TopScreen’, the basic screen.
E08: AT sensor is short circuited.
When temperature in AT sensor is equal or higher than +100㷄,’E08’ is
displayed in ‘TopScreen’, the basic screen.
E09: When Alarm test is performed with battery uncharged or battery switch is OFF
position, ‘E09’ is displayed in ‘TopScreen’, the basic screen.
E10: When temperature in filter sensor is equal or higher than +60㷄,’E10’ is
displayed in ‘TopScreen’, the basic screen, and Compressor H is ceased.