Table 102: Pump and fan control parameters
Index
Parameter
Min
Max
Unit
Default
Cust
ID
Description
P2.9.17
Analogue input
selection for input
pressure meas-
urement
0
5
0
1021
0 = Not used
1 = AI1
2 = AI2
3 = AI3
4 = AI4
5 = Fieldbus signal
(FBProcessDa-
taIN3)
P2.9.18
Input pressure
high limit
0.0
100.0
%
30.0
1022
P2.9.19
Input pressure
low limit
0.0
100.0
%
20.0
1023
P2.9.20
Output pressure
drop
0.0
100.0
%
30.0
1024
P2.9.21
Frequency drop
delay
0.0
300.0
s
0.0
1025
0 = No delay
300 = No fre-
quency drop nor
increase
P2.9.22
Frequency
increase delay
0.0
300.0
s
0.0
1026
0 = No delay
300 = No fre-
quency drop nor
increase
P2.9.23
Interlock selection
0
2
1
1032
0 = Interlocks not
used
1 = Set new inter-
lock last; update
order after value
of P2.9.26 or Stop
state
2 = Stop and
update order
immediately
P2.9.24
Autochange
0
1
1
1027
0 = Not used
1 = Autochange
used
P2.9.25
Autoch. and interl.
automatics selec-
tion
0
1
1
1028
0 = Auxiliary drives
only
1 = All drives
PUMP AND FAN CONTROL APPLICATION
VACON · 231
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7
Содержание NX series
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