Orion System OE256-07 Duct Mounted v.1 - Manual (Page 4)

Duct Mounted E-BUS CO
2
Sensor Technical Guide
Technical Guide 4
Duct Mounted E-BUS CO
2
Sensor Installation
Duct Mounted CO
2
Sensor Installation
To install the Duct Mounted E-BUS CO
2
Sensor, please follow the in-
structions below. See Figure 2 for detailed illustrations of the Duct
Mounted E-BUS CO
2
Sensor and its components.
STEP 1: Find the general location on the side of the Return Air
Duct where you want to mount the CO
2
Sensor. Be sure to locate
the box with the airfl ow in the proper direction per the airfl ow
label. A conduit clamp is provided to help seal the opening where
the sensor cabling penetrates the aspiration box housing.
STEP 2: Connect the sensor’s attached cable which has a Jack
E-BUS connector to the provided EBC E-BUS Cable. Then con-
nect the EBC E-BUS Cable to the VCB-X Controller or EBC Hub
or Adapter Board and to the VCB-X Controller.
STEP 3: Secure the sensor in its aspiration box assembly to the
ductwork with the (2) supplied sheet metal screws.
STEP 4: Mount the remote pickup tube assembly separately to
the ductwork by fi rst cutting a 1
1 /
4
” diameter hole in the ductwork
wall. Then insert the remote pickup tube into the hole. Secure
the remote pickup tube to the ductwork by inserting (2) supplied
sheet metal screws through the (2) mounting holes in the remote
pickup tube mounting plate and securing the remote pickup tube
assembly by screwing it to the ductwork using a manual or pow-
ered screw driver to tighten the screws.
STEP 5: Using the supplied 10 ft. long tubing, connect the
remote pickup tube to the aspiration box assembly, cutting the
tubing to fi t.