Mitsubishi Electric s-MEXT-G00 006 Technical Manual page 65

Computer room air conditioner
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TM_s-MEXT_ME28relC_00_12_19_EN
Code
Display description
-
No Alarm detected
003
Presence of SMOKE/FIRE
Flood Alarm: check
010
1
Water Connections
Gas Leak
050
Detected
Loss of Air Flow
101
Check Fan/Switch
Room Temp.Sensor
120
Failed/Disconnected
Aux Temp.Sensor
121
Address 129
Failed/Disconnected
Room Humidity Sensor
125
Failed/Disconnected
AUX Humidity Sensor
126
Address 129
Failed/Disconnected
Delivery Air
140
Temperature Sensor
Failed/Disconnected
Outdoor Temp.Sensor
144
Failed/Disconnected
Heaters Overheating
150
or Heaters Contactor
Failed
PAC-IF013B-E
170
Address 21 OFFLINE
PAC-IF013B-E Slave 1
171
Address 21 OFFLINE
Serial probe
180
address 128 OFFLINE
Serial probe
181
address 129 OFFLINE
Humidifier Board
195
Offline
Transducer Offline
199
Low Pressure
319
circuit 1 sensor
Failed/Disconnected
This event is displayed only if the P22.83 parameter is set as "Alarm - Automatic" or "Alarm - Manual
1
Technical manual
No event available.
Fire/smoke detector engagement.
Visible only if the detecting input is present.
Engagement of the flooding sensor.
Visible only if the detecting input is present.
Coolant gas leak detected by the Leak Detector.
This event causes the forcing to maximum operation level of the fans
of the unit (if on), the switching off of the external unit and the
maximum opening of the Direct Free cooling damper (if present).
The same actions are performed by all the other units connected to
the pLAN network (the forcing of the fans only for the units that are
on).
Lack of air flow on the evaporator.
This event causes the forcing to maximum operation level of the fans
of any other units connected to the pLAN network, if on.
Room air temperature sensor fault.
Auxiliary air temperature sensor fault serial probe address 129.
Only visible when the remote T+H sensor is available.
Room humidity sensor fault.
Visible only when the T+H sensor is available.
Auxiliary humidity sensor fault serial probe address 129.
Only visible when the remote T+H sensor is available.
Delivery air temperature sensor faulty.
External air temperature sensor faulty.
Only visible for Freecooling units
Heater safety thermostat engagement.
Visible only if the unit is configured with heating elements.
Master PAC-IF013B-E card disconnection alarm (serial connection
Master
address 21)
Visible only when the unit is configured as a Split Type unit.
Slave 1 PAC-IF013B-E card disconnection alarm (serial connection
address 22)
Visible only when the unit is configured as a Split Type unit.
T+H probe disconnection alarm (serial connection address 128).
T-H
Visible only if the unit is configured with T+H probe.
T+H probe disconnection alarm (serial connection address 129).
T-H
Only visible if they unit is configured with remote T+H probe.
CPY driver disconnection alarm (serial connection).
Only visible with humidifier installed
Network transducer disconnection alarm (serial connection).
Visible only id the network transducer control is active.
Circuit 1 low pressure transducer fault alarm.
Details
65
Event
Reset
Position
Time
Time
A
A/M
P
S/A
A/M
P
A
A
U
A
M
U
A
A
U
A
A
U
A
A
U
A
A
U
A
A
U
A
A
U
A
M
U
A
A
P
A
A
P
A
A
U
A
A
U
A
A
U
A
A
U
A
A
CI
TRANSLATION OF THE ORIGINAL INSTRUCTIONS
Action
U
NO/U
CI
U
FN
FC
NO
FN
HU+DH
NO
FN
Lim
FN
FC
EH
NO
NO
FN
NO
HU
FN
FN

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