Vav system, Page, Aspiration box (included & used with oe255 only) – WattMaster MG331-21-VAVCAV User Manual
Page 31: 2 of 3
Form: WMS-OE255-6-CO2Sensor-1B.doc
Page
2 of 3
VAV System
Aspiration Box
(Included & Used With OE255 Only)
2-7/8''
2-3/8''
2-3/8''
3-1/4''
4-1/4''
5-1/16''
1.
-
N
ot
Used
2.
-
N
ot
Used
4.
Relay
Common
5.
Relay
Norm
Closed
6.
4-20mA
O
utput
3.
Relay
Norm
Open
7.
Signal
Ground
8.
0-10V
Output
Pin
Designations
Pin
Designations
1.
AC+/DC+
2.
AC/GND
Aspiration Tube
8''
1-1/8''
4-1/4''
3-3/4''
3-1/2''
1-1/16'' and 1-1/8''
Knockouts
7/8'' Knockouts
Shown W/ Cover Removed
6-1/2''
7''
CO2 Sensor Sub-base
(Used On OE255 & OE256)
OE255 & OE256 – CO2 Sensor
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