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Adjusting an individual circulation pump curve
07. For circulation pump with enable contact:
Switch "Floating contact PM1" to "ON".
08. Determine the control range:
"Control voltage"
09. Call up the set value with .
10. Change the value with
Display
Floating contact PM1
Mains voltage output
Control voltage
Configuring an individual circulation pump curve
Tap the following buttons:
01.
02. "Service"
03. Enter the password "viservice".
04. "Service functions"
05. "Individual pump type"
06. Select the curve as the basis for the individual
configurations: See parameter "00":
00:0 Individual pump type
or
00:1 Wilo
or
00:2 GRUNDFOS
The following parameters can be selected:
Display
Control voltage for pump OFF
Control voltage for pump min. control
range
Control voltage for pump max. control
range
or
.
ON
OFF
ON
OFF
... V
... %
... %
... %
Commissioning and adjustment
(cont.)
11. Confirm with
.
12. Measure the circulation pump flow rate at different
control voltages. Note down the value pairs.
13. Set parameters "20" to "26": See next chapter.
Explanation
Enable contact at plug
hH
Enable contact at plug
hH
Voltage is present at plug
No voltage is present at plug
The value specifies the control voltage at the 0 to 10 V
output.
Setting range: 0.0 to 10.0 V
07. Select the parameter with
lowing table.
08. Call up the set value with .
09. Change the value with
10. Confirm with
.
The individually configured curve is displayed and
adopted in parameter setting "00:0".
Explanation
The circulation pump is off at the set control voltage.
Setting range: 0 to 100 % control voltage
For circulation pumps with an enable contact, you can
alternatively configure the circulation pump to be
switched on and off via enable contact
so, set value "255".
Control voltage for lower circulation pump control range
limit
Setting range: 0 to 100 % control voltage
Control voltage for upper circulation pump control range
limit
Setting range: 0 to 100 % control voltage
is switched on.
is switched off.
.
sL
sL
.
or
: See the fol-
or
.
only. To do
hH
35
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