Grundfos CMEC, Инструкция по установке и эксплуатации

Страница: 17 / 42

English (GB)
17
12.5.2 "Constant temperature"
This control mode ensures a constant temperature.
Constant temperature is a comfort control mode that
you can use in domestic hot-water systems to control
the flow to maintain a fixed temperature in the
system. See fig.
17 .
Fig. 17 "Constant temperature"
This control mode requires a temperature sensor
placed at the location where the temperature is to be
controlled. See the examples below:
Fig. 18 "Constant temperature"
Controller settings
For recommended controller settings, see section
"Controller" (Controller settings)
.
You can set the pump to operate according to a
constant curve, like an uncontrolled pump. See fig.
19 .
The desired speed can be set in percentage of
maximum speed in the range from 13 to 100 %.
Fig. 19 "Constant curve"
Controller settings
For recommended controller settings, see section
"Controller" (Controller settings)
.
12.6 Analog inputs
If you want to set the analog input for a feedback
sensor, we recommend that you do this via the
Assisted pump setup menu. See section
12.23 Assisted pump setup
.
If you want to set the analog input for other
purposes, you can do this manually.
If you make the manual setting via Grundfos GO
Remote, you need to enter the menu for the analog
input under the Settings menu.
Function
The analog input can be set to these functions:
•
Not active
• Feedback sensor
The sensor is used for the selected control mode.
• Ext. setpoint infl.
See section
12.10 External setpoint function
.
• Other function.
T
M
05
7
9
0
0
16
13
Examples
TM0
5
7
95
7 1
7
1
3
H
Q
t
t
t
H
Q
Function (terminal)
FM 200*
(standard)
Analog input 1, setup (4) ●