Belimo ECON-ZIP-BASE - Page 28

28
0
6/16 - Subject to change. © Belimo Aircontrols
(
USA
)
, Inc
.
Menu Item Parameter
Default Range Notes
Vent M
i
n Po
s
1
V
ent M
i
n Pos
_ _% 0-100%
S
etting the minimum position required
f
or Economizer
O
peration
.
This is where the outdoor damper minimum position is set. This is the position that
the damper will travel to during occupied periods (when terminal G on economizer is
powered). The amount o
f
outdoor a
i
r
i
s d
iff
erent per appl
i
cat
i
on. Please consult local
ventilation codes. This setting is t
y
picall
y
related to a calculation that determines
amount of fresh air for buildin
g
area and people
(
Vbz = Ventilation Breathin
g
Zone
per A
S
HRE 62.1). Actual airflow at a given position should be verified b
y
field
m
easuremen
t
.
DCV Min Pos
4
D
CV Min Pos
_ _% 0% - Vent Min Pos %
This is the Demand Control Ventilation minimum
p
osition. The DCV min
p
os is a value
alwa
y
s less than the design ventilation position. This is the position that the damper
will travel to durin
g
occupied periods
(
when terminal G on economizer is powered
)
when the measure
CO
2 Value is below the D
C
V PPM
S
et Pnt. The amount of outdoor
air is different per application. Please consult local ventilation codes. This setting
i
s t
y
picall
y
related to a calculation that determines amount of fresh air for building
area (Ra = outdoor airflow rate required per unit area per A
S
HRE 62.1) to allow
continue flushin
g
of VOCs durin
g
occupied periods. Actual airflow at a
g
iven position
s
hould be ver
ifi
ed b
y
fi
eld measurement.
DCV PPM Set
Pn
t
4
D
C
V PPM
Se
t Pnt
_ _
pp
m 500 - 2000
pp
m
This is the CO2 concentration that is desired to maintain in the space. When the CO2
s
ensor measures a concentrat
i
on below th
i
s value, the damper control po
i
nt w
i
ll be
reset and the dam
p
er will modulate towards DCV Min Pos. When the measured CO2
l
evel increases above this value, the dam
p
er will start to modulate towards the Vent
Min Pos to lower the CO2 in the space
.
2 S
p
eed Fan
Op
2 S
p
eed Fan
O
peration
Off
O
n
O
ff
If the unit is factor
y
installed with 2 speed fan capabilit
y
, then this setting must be set
to
O
n to provide proper ventilation.
Low Sp Vent
Mi
n
6
L
ow S
p
Vent Mi
n
_
_
%
"Vent M
i
n Pos" % -
1
00%
When a 2 Speed strateg
y
is used to save energ
y
, an additional Vent Min Pos needs
to be entered for low speed operation due to less available static pressure from
the fan. This position will be greater than Vent Min Pos, however equal the same
m
easured a
i
r
f
low
rate value.
Low
S
p D
CV
Mi
n
6
L
ow
Sp
D
C
V Mi
n
_
_
%
"DCV Min Pos" % -
"Low Sp Vent Min" %
When a 2 Speed strateg
y
is used to save energ
y
, an additional DCV Min Pos needs
to be entered
f
or low speed operat
i
on due to less ava
i
lable stat
i
c pressure
f
rom
the fan. This position will be greater than DCV Min Pos, however equal the same
m
easured airflow rate value.
Exh F
a
n
O
n
P
os
4
E
xh F
a
n
O
n P
os
_
_
%
0
- 1
00%
This is where the desired enable
p
oint for exhaust fan o
p
eration is set. As the
outdoor dam
p
er increases or decrease
p
ast this
p
osition, the exhaust fan will be
turned on or o
ff.
L
o
w Exh F
a
n
P
os
6
Lo
w Exh F
a
n P
os
_
_
%
0
- 1
00%
When a 2
S
peed strateg
y
is used to save energ
y
, an additional Exh Fan
O
n Pos needs
to be entered
f
or low speed operat
i
on due to less ava
i
lable stat
i
c pressure
f
rom
the fan. This position will be greater than Exh Fan
O
n Pos, however equal the same
m
easure
d
space pressure.
Tem
p
Un
it
T
em
p
Un
i
t
°F °F
,
°
C
Allows the user to select Fahrenheit or
C
elsius temperature displa
y
. When the ZIP
Economizer is set up with a
C
anadian Postal
C
ode, the units are default to °
C
.
P
ur
g
e
E
na
ble
4
P
ur
g
e
C
ontrol
O
ff
O
n
,
O
ff
This is where Pre-
O
ccupancy purge control is enabled. Pre-
O
ccupancy purge is a
requ
i
rement
i
n some codes to vent
i
late the bu
i
ld
i
ng
j
ust pr
i
or to normal occupanc
y
times. The function removes VOCs that have
g
athered in the buildin
g
durin
g
unoccupied period when the
O
utside air damper is normall
y
closed. Purge
C
ontrol
requ
i
res us
i
ng the expans
i
on energ
y
module and a thermostat or other t
i
me dr
i
ven
control that w
i
ll enable supply
f
an and prov
i
de 24V to Aux 1 dur
i
ng the des
i
red purge
period.
S
etting of “Purge Dmp
S
et” is required for the function to work.
P
ur
g
e
D
mp
Se
t
4
P
ur
g
e Dmp
S
e
t
_ _%
0%
- "V
e
nt M
i
n P
os
"
%
This determines the position that the damper will open to during Pre-
O
ccupanc
y
purge. Th
i
s pos
i
t
i
on
i
s usuall
y
based what w
i
ll ach
i
eve the des
i
red number o
f
a
i
r
changes.
Remote Dmp
C
ntr
l
4
R
emote
D
mp
C
ntrl
O
ff
O
n,
O
ff
This is where an optional outdoor air damper position override can be enabled. Input
i
nto AUX2 is 2-10 VD
C
(2V damper closed - 10V 100% open). This function overrides
all other damper position settings Except: not in Automatic, G not energized FP.
ZIP
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n
o
m
i
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