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Configuration
Installer and user reference guide
126
RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452191-1B – 2020.10
[2‑50]
Description
0 (default)
No brine: water. Extended range impossible.
11
Use brine: Ethylene Glycol (20%) or Propylene Glycol
(20%). Extended range possible.
4
Use brine: Ethylene Glycol (30%) or Propylene Glycol
(30%). Extended range possible.
6
Use brine: Ethylene Glycol (40%) or Propylene Glycol
(40%). Extended range possible.
[2‑73]
Zero energy dissipation control setting.
[2‑73]
Description
0 (default)
OFF
1
ON (with priority on cooling capacity)
2
ON (with priority on zero energy dissipation)
Zero energy dissipation control can be OFF if the mechanical room is already
equipped with a ventilation system or air conditioning system for other facilities.
[2‑74]
Zero energy dissipation setting temperature.
If the unit internal temperature is higher than the zero energy dissipation setting
temperature, the zero energy dissipation control will start and cool down the unit.
[2‑74]
Description
0
25°C
1
27°C
2
29°C
3 (default)
31°C
4
33°C
5
35°C
6
37°C
7
39°C
[2‑81]
Cooling comfort setting.
This setting is used in conjunction with setting [2‑8].
[2‑81]
Cooling comfort setting
0
Eco
1 (default)
Mild
2
Quick
3
Powerful
[2‑82]
Heating comfort setting.