Operation:
Cooling operation can be performed even in the low outdoor temperature and low humidity en-
vironment. In addition, the following interlock operation is possible by connecting two indoor
units with a cable.
•
Alternative operation: 2 units operate alternately.
•
Backup operation: In case one unit breaks down, the other unit starts operation automatically.
•
Supporting operation: Both units operate simultaneously when the loaded capacity is not enough
with one unit.
26. SERVER ROOM CONTROL
Necessary items
- 30, 36LMTA: 2 systems
- UTY-XWNX: 2pcs
- Indoor unit communicatoin cable
- Wireless remote controller
(Wired remote controller is not available)
UTY-XWNX
UTY-XWNX
Pipes / Power cable
1. System configuration
Indoor unit communication cable (Local purchased)
Data exchanging:
“ON/OFF”, “Operating status”, ”Error”,
“Set point attainment monitoring”
2. Available Functions
3. Controlling
The control specification (Compressor operation control, Outdoor unit FAN control, EEV control,
Protection Function and abnormal deisplay) belongs to the original controlling specification of one
system.
4. Operation specification
When Server room control is activated by changing the setting on function setting 96, this
product maintains the room temperature constant by performing 3 types of operations automatically
according to the room temperature conditions.
While this function is activated, contents of operation is fixed as follows:
*: Set temperature correction (±4 °C) is possible by switching the setting value on function setting 30.
The temperature correction has to be set with the same value on both indoor units.
(when the correction setting are not the same, the temperature controlling or the supporting
operation
might not work properly.)
For the setting details, refer to the technical manual.
Operation mode
Set temperature
Airflow mode
H
G
I
H
*
C
°
4
2
L
O
O
C
01-24
AMP Air Conditioning
www.ampair.co.uk | [email protected]
