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30
Installation
Commissioning
Adjustments
Tr
oubleshooting
Data comm
unication
Main menu / Additional functions / Function block
Adjustment channel Description
Adjustment range / selection Factory setting
Function block 1
Activating the function block
Yes, No
No
Relay
Relay
system dependent
system dependent
Thermostat a
Thermostat a
Yes, No
No
Th-a on
Switch-on temperature Thermostat a -40 … +250 °C
40 °C
Th-a off
Switch-off temperature Thermostat a -40 … +250 °C
45 °C
Sensor
Sensor thermostat a
S1 … S7, VFD
S5
Thermostat b
Thermostat b
Yes, No
No
Th-b on
Switch-on temperature Thermostat b -40 … +250 °C
40 °C
Th-b off
Switch-off temperature Thermostat b -40 … +250 °C
45 °C
Sensor
Sensor thermostat b
S1 … S7, VFD
S5
∆
T function
Differential function
Yes, No
No
∆
Ton
Switch-on temperature difference
1.0 … 50.0 K
5.0 K
∆
Toff
Switch-off temperature difference
0.5 … 49.5 K
3.0 K
∆
Tset
Set temperature difference
2.0 … 100 K
10.0 K
Min. speed
Minimum loading pump speed
30 … 100 %
30 %
Sensor source
Heat source sensor
S1 … S7, VFD
S5
Sensor sink
Heat sink sensor
S1 … S7, VFD
S5
Timer
Timer
-
-
Days of the week
Day selection
All days, Monday … Sunday,
Continue
-
Timer
Time frame adjustment
00:00 … 23:59
-
dVon
Switch-on flow rate
1,0 … 40,0 l/min
8,0 l/min
Sensor dV
Flow rate sensor display
-
VFD
Inverted
Inverted switching option
Yes, No
No
Ref. sensor
Reference sensor allocation
S1 … S7, VFD
VFD
Ref. relay
Reference relay option
Yes, No
No
Mode
Reference relay mode
OR, AND, NOR, NAND
OR
Relay
Reference relay 1
all relays
-
Relay
Reference relay 2
all relays
-
Relay
Reference relay 3
all relays
-
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