Steca TR 0704 - Page 46

46
Since with this diagram, speed controls are only useful when the objective is "absolute
temperature", this control objective has been saved both in the settings "Absolute temp." and
also "Differential temp.". The control devices are therefore dependent on this setting.
Connecting diagram:
Menu navigation: (here for the scheme 'Basic' )
OK
Measuring values
collector: °C
Operating status
storage 1 bottom: °C
+Settings
storage 2 bottom: °C
OK OK
storage 3 bottom: °C
Parameter
storage 1 max. 70°C charging temp. °C
Date / Time
storage 2 max. 70°C
char
g
e-
p
um
p
Δ:
h
+Clocks
storage 3 max. 70°C
char
g
e-
p
um
p
Σ:
h
+Service
collector max.
130°
sola
r
-
p
um
p
Δ:
h
OK OK + Menu (2 sec.)
Diff. temp. solar ON 8K
sola
r
-
p
um
p
Σ:
h
System selection -plate heat exchanger
Diff. temp. solar OFF 4K
reversin
g
valve 1 Δ:
h
Functions
OK
charging temp. max.
115°
reversin
g
valve 1 Σ:
h
Links
+3 storage tanks charging setpoint 65°C
reversin
g
valve 2 Δ:
h
Extras
OK
reversin
g
valve 2 Σ:
h
Manual operation ~Basic
choose with OK (2sec.)
{Basic-R
T2
T3 T4
T1
R1 R2 R4R3
M
T5
M