Arthur Grillo DPC200 Installatie- en bedieningshandleiding - Pagina 12
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OPERATION
fan k-factor
k = 70
5.5 Adjustable parameters
Parameter
Unit
Metric or imperial
Operating
Measuring mode or control mode
mode:
Differential pressure ΔP [Pa or InH2O]
Parameter
Volume flow V [m3/h or cfm]
Volume flow calculation according to: V = k · √Δp
with:
Volume flow calculation up to 65.500 m
K-factor:
In measuring or control mode
Maximum volume flow (V
Measuring range:
Measuring range: 500 Pa, k=1000
Measuring range: 1000 Pa, k=1000
Measuring range: 2000 Pa, k=1000
Measuring range: 4000 Pa, k=1000
Differential pressure from 0 % up to 100 % of measuring range.
Limit avalue:
Volume flow from 5 % up to 100 % of measuring range, k-factor is
considered.
Nominal
Differential pressure from 0 % up to 100 % of measuring range.
values
Volume flow from 5 % up to 100 % of measuring range, k-factor is
(setpoints):
considered.
Output
0,0 ... 10,0 V DC
voltage:
P-fraction:
0 ... 1000
I-fraction:
0,00 ... 100,00
positive/(heating):
Control
characteri-
negative/(cooling):
stic:
12
If selected parameter = volume flow
than follows the additional input for the k-factor
Button T1: reset value
Button T2: set value
Button T1: confirm value, display flashes once
Press button T2 to get to the next menu item
Selection or parameter range
V = Volume flow in m
3
k = flow factor, adjustment range: 1...1000 measuring range
up to 4000 Pa
Δp = differential pressure in Pa or InH20
)
max
50 Pa, k=1000
Control deviation = set value – actual value
The output increases when: set value > actual value.
Control deviation = actual value – set value
The output increases when: actual value > set value
Doc.-no.: DPC200_01_EN
/h or cfm
/h (38.514 cfm)
3
V
= 7.071 m
max
V
= 22.360 m
max
V
= 31.622 m
max
V
= 44.721 m
max
V
= 63.245 m
max
Issue: 11/2015
Default setting
metric
measuring mode
differential
pressure ΔP [Pa]
K = 70
/h; (4.157 cfm)
3
/h; (13.147 cfm)
3
/h; (18.593 cfm)
3
/h; (26.295 cfm)
3
/h; (37.188 cfm)
3
OFF
Set 1: 75 %
Set 2: 25 %
U
out
P = 50
I = 3,15
positive / heating
= 10,0 V DC