Vacon Plc
Phone: +358-201 2121
Fax:+358-201 212 205
Service: +358-40-8371 150
E-mail: [email protected]
E-mail: [email protected]
Vacon
Page 31
Pump control with autochange
3. 19
Frequency converter temperature limit supervision function
0 = No supervision
1 = Low limit supervision
2 = High limit supervision
If the temperature of the frequency converter goes under/over the set limit (3
.
20)
this function generates a warning message via the digital output DO1 or via a relay
output RO1 or RO2 depending on the settings of the parameters 3
.
6—3
.
8.
3. 20
Frequency converter temperature limit value
The temperature value to be supervised by the parameter 3
.
19.
3. 26
Analogue output offset
3. 27
I/O-expander analogue output offset
With these parameters can be set the offsets of the basic control board and I/O-
expander analogue outputs. See figure 6-12.
3. 28
Analogue input supervision, input signal selection
0
Analogue voltage signal from terminals 2—3
1
Analogue current signal from terminals 4—5
2
Analogue voltage signal from terminals 202—203 of the I/O-expander
3
Analogue signal from the terminals 204—205 of the I/O-expander
- current signal, Vacon CX 100 OPT
- voltage signal, Vacon CX 102 OPT
3. 29
Analoque input supervision function
0 = No supervision
1 = Low limit supervision
2 = High limit supervision
If the value of the selected analogue input (par. 3.28) goes under/over the set limit
(3
.
30) this function generates a warning message via the digital output DO1 or via
a relay output RO1 or RO2 depending on the settings of the parameters 3
.
6—3
.
8.
3. 30
Analoque input supervision limit value
The value of the analogue input to be supervised by the parameter 3
.
29.
Figure 6-12 Analogue output offset
1.0
0
20 mA
0.5
0 mA
Param. 3
.
26
= 25% (+5 mA)
Param. 3
.
5
= 100%
Param. 3
.
26
= -30%(-6mA)
ao-offse.fh3
Analogue
output
current
Maximum value of
selected s
i
gnal