Beckman Couler ALLEGRA X-12/R, Руководство по обслуживанию, Страница: 51 / 83

Section 3: Service Procedures
When the software detects the chamber temperature (thermistor) exceeds 50°C, or the software reads
the can over temp sensor it will generate an Over temp diagnostic and shutdown the instrument by
coasting. There is no minimum chamber temperature requirement or diagnostic.
Diag # Description Action taken When issued Display
T1 Max temperature exceeded Shutdown no brake,
door locked for 45 min When thermistor reading
exceeds 50C T-1 Temp, door locks for
45 minutes, call Service
T2 Chamber overtemp Shutdown no brake,
lock door 45 minutes HW sends signal to
control board T-2 Temp, door locks for
45 minutes, call Service
T3 Motor over temp Shutdown, no brake HW sends signal to
control board T-3 Temp, door locks for
45 minutes, see manual
Refrigeration Diagnostics
When the software detects the set temperature is not controlled within a temperature range an error will
be displayed
Diag # Description Action taken When issued Display
C1 Temp exceeds 5C above set No action If reached temp and 4C
over set C-1 Rotor temp exceeds
4C above set
C2 Temp exceeds 8C above set Shutdown no brake,
If reached temp and 8C
above set C-2Rotor temp exceeds 8C
above set, call Service
C3 Temperature not controlled Shutdown with brake Not trending towards
set temp C-3 Temp Error,
call Service
C5 Temperature bad reading Shutdown with brake Software read an
ambiguous temperature
reading C-5 Temp Error,
call Service
Drive Diagnostics
Diag # Description Action taken When issued Display
D1 Fault not cleared Shutdown no brake Driver board issues fault;
SW cannot clear D-1 Drive error,
call Service
D2 Fault limit exceeded Shutdown no brake More than 2 driver faults
occurred during run
D2-Drive Error, call
Service
D4 Bus voltage limit exceeded Shutdown, no brake SW detects bus voltage
over maximum allowed
voltage 435 Volt D-4 Drive error, call
Service
D5 Driver not powered Shutdown, no brake Drive power lost during
run D-5 Drive Error, call
Service
D6 Driver over temperature Shutdown, no brake Signal from driver board
indicates an over temp D-6 Drive Error, call
Service
D7 Driver not enabled Shutdown, no brake Driver not enabled after
turning On D-7 Drive Error, call
Service
D8 Driver not established Shutdown, no brake Driver not established
after turning Off D-8 Drive Error, call
Service
D9 Driver not connected Shutdown, no brake Driver board not
connected D-9 Drive Error, call
Service
Speed Diagnostics
3-18 Allegra X-12/R, X-15R Service Manual 07/07