Mitsubishi Electric s-MEXT-G00 006 Technical Manual page 14

Computer room air conditioner
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TM_s-MEXT_ME28relC_00_12_19_EN
Zone 3: Type of event, shown in case of event
In case of several active events, the area displays the event having higher priority of all the present events. The order of severity for the events displayed in this area reflects
the order in which the alarms are reported in the table, from the most to the least severe. The severity of the events is valued based on the consequences they imply for the
operation of the conditioning unit.
Area 3_A: Code of the event corresponding to the icon shown in area 3
As well as the code, the event type is also displayed (Signal or Alarm).
Zone 4: "Cold" devices currently in operation
NOTE
If icon
flashes intermittently, the request for compressor start-up is in process, but a countdown is active for PAC-IF dedicated protection timing purposes (see the
corresponding section in the safety function chapter).
Zone 5: Currently active "Freecooling" devices
Zone 6: "Humidity" devices currently in operation
When the icon
flashes intermittently, the dehumidifier activation request is in process, though a temperature block is active (high or low temperature threshold, minimum
temperature threshold).
On the other hand, the
icon flashing indicates that there is a pending dehumidification request, but a compressor protection time count is running.
Technical manual
EEPROM faulty
LAN disconnected
ADL function at operating limit
Water leaks (flooding)
High ambient temperature
Low ambient temperature
High ambient humidity
Low ambient humidity
Air flow alarm
Phase sequence wrong
Filters clogged
Fire/smoke detected
Electric element overheating
High humidifier current
Low humidifier current
No water to the humidifier
Gas leak detected
At least one compressor of an Mr Slim unit is active
Direct Freecooling damper in adjustment
Dehumidifier active
Humidifier active
14
Room temperature probe faulty
Room humidity probe faulty
Feed air temperature probe faulty
External air temperature probe faulty
Differential pressure transducer faulty
IO 1 expansion alarm offline (ind. 8)
T+H probe offline alarm
Humidifier driver offline alarm
Network transducer offline alarm
Circuit 1 frost-free function alarm
Circuit 2 frost-free function alarm
BMS1 offline
Master PAC-IF offline alarm
Slave 1 PAC-IF offline alarm
Master PAC-IF alarm
Slave 1 PAC-IF alarm
TRANSLATION OF THE ORIGINAL INSTRUCTIONS

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