Kingspan Temperature differential controller Installation And Operating Instructions Manual page 32

EN
9.3.1 Circulation
Display
1)
Caution:
Standard pump: Set AC!
High-efficiency pump: Set HE!
External relay: Set AC pump type!
32
Switches a circulation pump on and off on a temperature and/or time
controlled basis.
Temperature control: If the temperature in the circulation return falls
below the value, then the circulation pump is switched on until the
T
on
temperature is reached.
T
off
Time control: The circulation pump is switched on when the current
time lies within one of 3 configurable time windows.
Temperature and time control: The circulation pump is switched on
when the switch-on conditions for the temperature and time control are
satisfied.
Note
Install the circulation sensor at least 1.5 m away from the storage
tank to avoid false measurements due to heat conduction of the
pipes.
Characteristic
Activation
Output (circulation pump)
Pump type (R1, R2 only)
Pump characteristic (HE only)
Temperature control
Sensor input for circulation
return temperature sensor
Switch-on temperature T
Switch-off temperature T
Time control
Time window 1 start/end
Time window 2 start/end
Time window 3 start/end
min.
on, oFF
free output R1/R2/R
AC, HE
AA, Ab, C (see page p. 16)
on, oFF
1 ... 5
0 °C
on
T + 2 K
off on
on, off
0:00
0:00
0:00
Factory
max.
setting
oFF
–
S
1)
AC
–
oFF
–
T – 2 K 30 °C
off
95 °C 35 °C
off
23:59 6:00/8:00
23:59 12:00/13:30
23:59 18:00/20:00
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