S&P CADB-HE ECOWATT Series Manual page 63

To adjust the desired working pressure, fi rstly try to make the adjustment by modifi cation of the
sensor range. The pressure values are the following:
Value entered
"rPI"
0-100
0-150
0-300
0-500
0-1000
If none of the above table values is suitable for its installation, it will be necessary to set the
exact pressure value by modifi cation of the frequency converter settings.
Desired pressure in the duct
system. Point "P"
(Pa)
10
20
30
40
60
80
100
120
180
200
300
350
400
3º Set the TDP-D range.
Select the pressure range of the TPD sensor according to the third column values to the table
above.
Frequency converter paremeter
"rPI"
10
20
30
40
60
80
33
40
60
66
60
70
80
63
Duct system pressure setpoint
(Pa)
50
75
150
250
500
TDP-D range
(Pa)
0-100
0-100
0-100
0-100
0-100
0-100
0-300
0-300
0-300
0-300
0-500
0-500
0-500