Steca TR A502 TT, Инструкция по установке и эксплуатации

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47
742.114 | 14.50
EN
Display Parameter min. max.
Factory setting
Functionality
Pump type
R1 AC, HE
AC
Notice
Danger of malfunctions in the
controller or damage to the
components.
HE
must be set when using
a high-efficiency pump and
AC
must be set when using a
standard pump!
Set speed control to
oFF
when an external relay is con-
nected or speed control is not
wanted.
Pump characteris-
tic (
HE
only)
bA
,
bb
,
C
(see p. 16) –
Speed control
(
R1
,
R2
only)
on
,
oFF
oFF
Minimum speed
(
AC
only)
30% 100% 50%
Minimum speed
(
HE
+
bA
only)
0% 100% 25%
Minimum speed
(
HE
+
bb
only)
0% 100% 75%
Pump type
R2 AC, HE
AC
Pump characteris-
tic (
HE
only)
bA
,
bb
,
C
(see p. 16) –
Speed control
(
R1
,
R2
only)
on
,
oFF
oFF
Minimum speed
(
AC
only)
30% 100% 50%
Minimum speed
(
HE
+
bA
only)
0% 100% 25%
Minimum speed
(
HE
+
bb
only)
0% 100% 75%
Control of the stor-
age tank loading
valve
norm
,
InV
norm
norm
(normal) must be set
when the valve has been
installed according to the
installation instructions in Sec-
tion 4.4, p. 10.
InV
(inverted) must be set
when the valve has been
installed in a different way
compared to the installation
instructions.
Control of the zone
loading valve
norm
,
InV
norm
Control of the return
increase
norm
,
InV
norm
Tab. 3: Parameters
1) When the secondary side of the heat exchanger reaches 6 F below
P14
, the solar circuit pump is
switched off. At 20 F below
P14
, the solar circuit pump is switched on again.
When the secondary side of the heat exchanger reaches
P14
, the
storage tank loading pump
is
switched off. Below
P14
, the storage tank loading pump is switched on again.
2)
diFF
is a fixed value for swimming pools.
3) The factory setting depends on the system that has been set.
4)
The pump speed is adjusted accordingly to achieve the control target.