Airwell SLH 1902 [4/40] Factory installed options
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Airwell SLH 1902 [4/40] Factory installed options

Airwell SLH 3804 [4/40] Factory installed options
Page 4
Spécifications (cont'd)
Controls (cont'd)
The electronic controller provides for a clear signalling, on the
LCD, of any unit control parameters, such as :
¾ Display of the circuit 1 and circuit 2 discharge pressure.
¾ Display of the circuit 1 and circuit 2 suction pressure.
¾ Display of the return water temperature.
¾ Display of the leaving water temperature.
¾ Display of the ambient air temperature.
¾ Display of the coil temperature.
¾ Display of the various alarms and operation conditions :
Inlet water temperature.
Outlet water temperature.
High / low pressure.
Ambient air temperature.
Evaporator anti-freeze.
Lack of water.
Phase sequence monitoring.
Compressor thermal protection.
Fan thermal protection.
Remote unit OFF.
¾ Remote ON/OFF contact.
¾ Contacts for the forced unloading of compressors or for the
second set point.
¾ Contacts signalling that the compressors are running.
¾ Contact signalling that the unit is switched on.
¾ Contact signalling that the unit is alarmed.
Factory-installed options
¾ Condenser coils with hydrophilic coated fins.
¾ Condenser coils with vinyl coated fins.
¾ Condenser coils with polyurethane coated fins.
¾ Condenser coils with copper fins.
¾ Condenser coils with tinned copper fins.
¾ Manometers.
¾ Condenser coil guards.
¾ High pressure fans (80 Pa) for versions BLN and HET only.
¾ Low/high pressure pump kit with accessories.
¾ Integrated hydraulic module (with 1 or 2 low/high pressure
pump(s) + accessories) equipped with an insulated water tank :
750 litres : models SLH 1202 to 2002.
1000 litres : models SLH 2202 to 2602.
¾ Fan speed controller for versions BLN and HET (not compatible
with high pressure fans).
Field-installed accessories
¾ Water filter.
¾ Flow switch.
¾ Spring anti-vibration mounts.
¾ Remote wall mounted display terminal.
¾ RS 485 serial communication (BMS), Modbus compatible.
¾ GSM modem :
For information communication and transfer by SMS (SIM card
not supplied).
¾ Chiller Black Box :
Electronic board memorizing machine information intended
for maintenance works :
- Last memorized alarms (date and type).
- Entering and leaving water temperature report.
- Suction and discharge pressure report.
¾ External hydraulic module (with 1 or 2 low/high pressure pump(s)
+ accessories) equipped with an insulated water tank :
1000 litres : model SLH 1202.
1500 litres : models SLH 1402 to 2402.
2500 litres : model SLH 2602.
¾ Single point power supply connections (for models 2804 to
3804).

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