8 Configuration
Installer reference guide
53
RRLQ004~008CA + RHBH/X04+08CB
ROTEX HPSU low temperature Bi‑bloc
4P384979-1C – 2017.04
#
Code
Description
[7.7.1.1]
[1-00]
[1-01]
[1-02]
[1-03]
<< continuation
▪ [1-00]:
Low
outdoor
ambient
temperature. −40°C~+5°C (default:
−10°C)
▪ [1-01]:
High
outdoor
ambient
temperature. 10°C~25°C (default:
15°C)
▪ [1-02]:
Desired
leaving
water
temperature
when
the
outdoor
temperature equals or drops below
the
low
ambient
temperature.
[9‑01]°C~[9‑00]°C (default: 35°C).
Note:
This value should be higher
than [1-03] as for low outdoor
temperatures
warmer
water
is
required.
▪ [1-03]:
Desired
leaving
water
temperature
when
the
outdoor
temperature equals or rises above
the
high
ambient
temperature.
[9‑01]°C~min(45, [9‑00])°C (default:
25°C).
Note:
This value should be lower
than [1-02] as for high outdoor
temperatures less warm water is
required.
#
Code
Description
[7.7.1.2]
[1-06]
[1-07]
[1‑08]
[1-09]
Set weather-dependent cooling:
[1-09]
[1-08]
Ta
Tt
[1-06]
[1-07]
▪ T
t
: Target leaving water temperature
(main)
▪ T
a
: Outdoor temperature
continued >>
#
Code
Description
[7.7.1.2]
[1-06]
[1-07]
[1‑08]
[1-09]
<< continuation
▪ [1-06]:
Low
outdoor
ambient
temperature. 10°C~25°C (default:
20°C)
▪ [1-07]:
High
outdoor
ambient
temperature. 25°C~43°C (default:
35°C)
▪ [1-08]:
Desired
leaving
water
temperature
when
the
outdoor
temperature equals or drops below
the
low
ambient
temperature.
[9‑03]°C~[9‑02]°C (default: 22°C).
Note:
This value should be higher
than [1-09] as for low outdoor
temperatures
less
cold
water
suffices.
▪ [1-09]:
Desired
leaving
water
temperature
when
the
outdoor
temperature equals or rises above
the
high
ambient
temperature.
[9‑03]°C~[9‑02]°C (default: 18°C).
Note:
This value should be lower
than [1-08] as for high outdoor
temperatures
colder
water
is
required.
Leaving water temperature: Additional zone
Only applicable if 2 leaving water temperature zones are present.
#
Code
Description
[A.3.1.2.1]
N/A
LWT setpoint mode:
▪ Fixed (default): The desired leaving
water temperature is:
▪ NOT weather-dependent (i.e. does
NOT depend on the outdoor
ambient temperature)
▪ fixed in time (i.e., NOT scheduled)
▪ Weather dep.: The desired leaving
water temperature is:
▪ weather-dependent (i.e. depends
on
the
outdoor
ambient
temperature)
▪ fixed in time (i.e., NOT scheduled)
▪ Fixed/scheduled: The desired leaving
water temperature is:
▪ NOT
weather-dependent
(i.e.,
does NOT depend on the outdoor
ambient temperature)
▪ according
a
schedule.
The
scheduled actions are On or OFF.
Remark:
This value can only be
set in leaving water temperature
control.
▪ WD/scheduled: The desired leaving
water temperature is:
▪ weather-dependent
(i.e.,
does
depend on the outdoor ambient
temperature)
▪ according
a
schedule.
The
scheduled actions are On or OFF.
Remark:
This value can only be
set in leaving water temperature
control.