Install Instructions
Table Of Contents
- English (US)
- 1. Limited warranty
- 2. Symbols used in this document
- 3. General information
- 4. Mechanical installation
- 5. Electrical installation
- 5.1 Supply voltage
- 5.2 Connection to the power supply (models 40-XX, 50-XX, 65-XX, 80-XX, 100-XX)
- 5.3 Connection to the power supply (models 32-XX)
- 5.4 Connection diagram
- 5.5 Input/output communication
- 5.6 Analog input for external sensor
- 5.7 Electrical connection for external sensor
- 5.8 Priority of settings
- 6. First start-up
- 7. Settings
- 8. Menu overview
- 9. Control panel
- 10. Menu structure
- 11. "Home" menu
- 12. "Status" menu
- 13. "Settings" menu
- 14. "Assist" menu
- 15. Selection of control mode
- 16. Fault finding
- 17. Sensor
- 18. Accessories
- 19. Technical data
- 20. Disposal
English (US)
30
13.7.2 Temperature influence
When this function is enabled in proportional- or
constant-pressure control mode, the setpoint for head will be
reduced according to the liquid temperature.
Temperature influence can be set to function at liquid
temperatures below +176 °F or +122 °F (80 °C or 50 °C).
These temperature limits are called T
max.
. The setpoint is
reduced in relation to the head set (= 100 %) according to the
characteristics below.
Fig. 38 Temperature influence
In the above example, T
max.
= +176 °F (+80 °C) has been
selected.
The actual liquid temperature T
actual
causes the setpoint for head
to be reduced from 100 % to H
actual
.
The temperature influence function requires the following:
• Proportional-pressure, constant-pressure or constant-curve
control mode.
• Pump installed in flow pipe.
• System with flow-pipe temperature control.
Temperature influence is suitable for the following systems:
• Systems with variable flows (for example two-pipe heating
systems) in which the enabling of the temperature influence
function will ensure a further reduction of the pump
performance in periods with small heating demands and
consequently a reduced flow-pipe temperature.
• Systems with almost constant flows (for example one-pipe
heating systems and underfloor heating systems), in which
variable heating demands cannot be registered as changes in
the head as is the case with two-pipe heating systems. In such
systems, the pump performance can only be adjusted by
enabling the temperature influence function.
Selection of T
max.
In systems with a dimensioned flow-pipe temperature of:
• up to and including +131 °F (+55 °C), select T
max.
= +122 °F
(+50 °C)
• above +131 °F (+55 °C), select T
max.
= +176 °F (80 °C).
13.8 Bus communication
13.8.1 Pump number
Navigation
Home > Settings > Bus communication > Pump number
Pump number
A unique number can be allocated to the pump. This makes it
possible to distinguish between pumps in connection with bus
communication.
13.9 General settings
13.9.1 Language
Navigation
Home > Settings > General settings > Language
Language
The display can be shown in any of the following languages:
GB, BG, CZ, DK, DE, EE, GR, ES, FR, HR, IT, LV, LT, HU, NL,
UA, PL, PT, RU, RO, SK, SI, RS, FI, SE, TR, CN, JP or KO.
Measuring units are automatically changed according to selected
language.
Setting:
1. Select language with and .
2. Press [OK] to enable.
TM05 7946 1613
Note
Note
The temperature influence function cannot be
used in air-conditioning and cooling systems.
H
T [°F]
30 %
68 122 176
T [°C]
20 50 80
100 %
H
actual
T
actual
H
Q
3.1.18.1.0.0 Pump number
TM05 7947 1613