Mitsubishi Electric s-MEXT-G00 006 Technical Manual page 22

Computer room air conditioner
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TM_s-MEXT_ME28relC_00_12_19_EN
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SAFETY REDUCTION LOAD
(LP) ACTIVATED
POST-VENTILATION
ACTIVATED
DELAY FOR TIME
OBSERVATION
HIGH TEMPERATURE pLAN
RESCUE ACTIVATED
LOW TEMPERATURE pLAN
RESCUE ACTIVATED
HIGH HUMIDITY pLAN
RESCUE ACTIVATED
LOW HUMIDITY pLAN
RESCUE ACTIVATED
HOT SPOT PROTECTION
ACTIVATED
COLD SPOT PROTECTION
ACTIVATED
ACTIVE FAN ON STAND-BY
ACTIVATED
PERIODIC CHECK
FAN ACTIVE FOR GAS
BUILD-UP PREVENTION
FAN BOOST
BY ALARM IN THE LAN
EXTERNAL UNIT STOPPED
BY ALARM IN THE LAN
FC DAMPER OPENED
BY ALARM IN THE LAN
Note: All the active functions of the unit are displayed in the same mask (with the flashing of various icons).
Technical manual
Function
Safety Reduction Load LP
Post-ventilation active
Delay for time obs.
High temperature pLAN rescue
active
Low temperature pLAN rescue
active
High humidity pLAN rescue active
Low humidity pLAN rescue active
Hot Spot protection for a pLAN
network
Cold Spot protection for a pLAN
network
Active Fan on Standby
Periodic override
Ventilation active for gas build-up
prevention
Forcing of ventilation to maximum
level due to a LAN alarm
External unit stopped due to a
LAN alarm
Direct Free Cooling damper open
to maximum level due to a LAN
alarm
Meaning
Minimum override of at least one circuit is active due to reduced evaporation pressure
The heater cooling post-ventilation is active
One or more compressors are blocked to comply with the start-up times, or the unit is
awaiting regulation
The unit is in pLAN rescue mode due to the high temperature limit being exceeded
The unit is in pLAN rescue mode due to the low temperature limit being exceeded
The unit is in pLAN rescue mode due to the high humidity limit being exceeded
The unit is in pLAN rescue mode due to the low humidity limit being exceeded
The unit considers its local temperature instead of the average temperature to control the
Hot Spot concerned.
The unit considers its local temperature instead of the average temperature to control the
Cold Spot concerned.
The unit is on standby but the fan continues to run at a set speed
The unit forces the cooling demand sent to the PAC-IF cards to minimum and keeps
ventilation at maximum to help prevent the formation of ice on the piping.
The unit is off, but the fans are kept in operation at reduced speed to prevent gas build-up in
case of leaks
Ventilation has been forced to maximum level due to an alarm (no air flow or gas leak
detected) in one of the other units connected to the pLAN network
The Mr Slim external unit has been stopped due to an alarm (gas leak detected) in one of
the other units connected to the pLAN network
The Direct Free Cooling damper has been opened to maximum level due to an alarm (gas
leak detected) in one of the other units connected to the pLAN network
22
TRANSLATION OF THE ORIGINAL INSTRUCTIONS

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