Belimo ECON-ZIP-BASE - Demand Control Ventilation Setup

15
0
6/16 - Subject to change. © Belimo Aircontrols
(
USA
)
, Inc
.
3
. Setting PPM range (only required if sensor is confi gurable for other
r
anges).
4
. Power RTU and enter Settings Menu.
Note: When the CO
2
sensor is powered and 0-10 VDC is available at CO
2
+
and CO
2
, the ZIP Economizer will recognize the C
O
2
presence and the
p
rompt to set up CO
2
settings
.
5.
S
etting D
C
V settings.
a. With single speed indoor fan, onl
y
2 DCV settings are required
.
i. DCV Min Pos – This is the minimum occupied or zero occupanc
y
v
entilation rate expressed in damper percent open
(
Title 24 2013
s
ection 120.1(b)2; A
S
HRAE 62.1
S
ection 6.2.7).
ii.
CO
2
PPM
S
et Pnt – This is the
CO
2
co
n
ce
ntr
a
ti
o
n th
a
t i
s
des
ir
ed
in th
e
s
pace
(Ti
t
l
e
24
2013
sect
i
on
120
.
1(
c
)4
. prescr
ib
e
d
as
600
ppm p
l
us
outdoor air
CO
2
concentration assumed to be 400ppm = a set point of
1000
ppm
)
.
ECON-ZIP-EM and CO
2
sensor can be added during or after initial set up
.
1. A CO
2
sensor is needed with the
f
ollowin
g
characteristics
:
a. Output that is 0-10 VDC
b. Range of 0-2000ppm
2. Attach the Energ
y
Module ECON-ZIP-EM to the ZIP Economizer
E
CO
N-ZIP-BA
S
E.
Before Getting Started
Wiring CO
2
Sensor to ZIP Economizer
1. Wire
CO
2
sensor 0-10 VDC output to ECON-ZIP-EM CO
2
sensor
i
nput
.
Operation
Type of
Output
Ventilation Rate
(cfm/Person)
Analog
Output
CO
2
Control
Range (ppm)
A
ny 0-10V 0-2000
The ZIP Economizer lo
g
ic will control the outside air damper position based on
sp
ace CO
2
dilution needs. If the
CO
2
value is low, the dam
p
er shall remain at DCV
Min Pos when not in free cooling. When the
CO
2
concentrat
i
on r
is
e
s
a
b
ove t
h
e
CO
2
PPM
S
et Pnt (as the space becomes more populated), then the damper will
s
tart to modulate towards Vent Min Pos to maintain level at
CO
2
PPM
se
t Pnt.
When the
CO
2
concentrat
i
on
d
rops
i
n t
h
e space
(
t
h
e space popu
l
at
i
on
d
ecreases
)
t
he damper will start to modulate back towards D
C
V Min Pos
.
2. Wire
CO
2
sensor power.
Note: If RTU transformer VA is suffi cient R/
C
terminals ma
y
be used on
ZIP E
co
n
o
miz
e
r.
Exam
p
le
CO
2
S
ensor Diagram
Exam
p
le CO
2
Sensor Diagram
W
ARNIN
G
Live Electrical Com
p
onents
!
During installation, testing, servicing and troubleshooting of this
product, it ma
y
be necessar
y
to work with live electrical components. Have a
qualifi ed licensed electrician or other individual who has been properl
y
trained
in handling live electrical components perform these tasks. Failure to follow all
e
lectrical safet
y
precautions when exposed to live electrical components could
resu
l
t
i
n
d
eat
h
or ser
i
ous
i
n
j
ur
y.
Demand
C
ontrol Ventilation
S
etu
p
ZIP E
co
n
o
miz
er
Setup and Confi
g
uration