Section BXM‐161‐7HE‐20A
030‐101765 Rev. B
R
7
1311IARB
Euro‐connectors, pull‐off the Euro‐connector, strip approxi
mately 3/8” off the end of each wire, insert wire(s) into hole(s),
tighten screws, and push‐on the Euro‐connector.
1.
‐48VDC Fan Terminal Block
. The heat exchanger fans re
quire a ‐48VDC, 1.75A power source to be wired to the
Euro‐connector located at the bottom left corner of the
Controller Card.
2.
Temperature Alarm Terminal Block
. A Normally Open Tem
perature Alarm thermostat contact closes when the
internal cabinet temperature exceeds 60° C. For tempera
ture alarm connections, connect alarm wiring from the
field‐provided alarm equipment to the 2‐position Euro‐
connector at the top left of the controller card.
3.
Door Alarm Terminal Block
. A Normally Open Door Alarm
contact closes when either the Network or Customer door
is opened. For door alarm connections, connect wiring
from the field‐provided alarm equipment to the 2‐position
Euro‐connector at the top left of the controller card.
Connector
Name
# of
Positions
Position
Name
Description
Left Side of Controller Card
TEMP ALARM
2
NO
Normally open
(Installer connects to field‐
provided equipment.)
COM
Common
(Installer connects to field‐
provided equipment.)
DOOR ALARM
2
NO
Normally open
(Installer connects to field‐
provided equipment.)
COM
Common
(Installer connects to field‐
provided equipment.)
FAN
−
A*
(heat exchanger fans)
2
BLK
−
voltage. Factory
connected to Heat Ex-
changer.
RED
+ voltage. Factory
connected to Heat Ex-
changer.
ÏÏÏÏÏ
ÏÏÏÏÏ
FAN
−
B
(Not Used)
ÏÏÏÏ
ÏÏÏÏ
N/A
ÏÏÏÏ
BLK
ÏÏÏÏÏÏÏ
−
voltage. Fan B.
ÏÏÏÏ
ÏÏÏÏ
RED
ÏÏÏÏÏÏÏ
ÏÏÏÏÏÏÏ
+ voltage. Fan B.
Power
Connections
2
-48V
Apply -48V
(Installer connects to field‐
provided local DC power.)
GND
System Ground
(Installer connects to field‐
provided local DC power.)
Bottom of Controller Card
DOOR INPUT
ALARM
2
BLK
Factory installed. Con-
nects to door switch.
RED
TEMP INPUT
ALARM
N/A
Factory installed. Con-
nects to temperature
sensor on controller card.
*Two fans are wired to each set of terminals.
Shaded rows indicate installer connections (TEMP ALARM, DOOR ALARM, and Power)
Table 2. Controller Card Connectors
2.2.6
AC Duplex & GFI Outlets for Installed Equipment
In the bottom‐right rear corner of the cabinet is an AC duplex
outlet (with a 1/2” fitting below one on the cabinet exterior sur
Figure 14. Ground Plate & AC Duplex Outlet Locations
Ground Plate
AC duplex
outlet
GFI outlet
face) for powering any customer‐supplied AC‐powered
equipment mounted in the cabinet. When an external AC power
source is connected to this outlet, AC power also can be pro
vided to the GFI convenience outlet in the lower‐left front
corner of the cabinet (to facilitate the installer's test equipment
powering), by installing the provided AC 3‐wire cable.
2.2.7
Grounding and Bonding Center
Boxer‐16's grounding and bonding center is located on the bot
tom interior surface of the cabinet (Figure 14), close to the front
door. A ground plate is provided that contains eight sets of
ground posts and one copper ground lug, for cable and chassis/
earth ground. Bond equipment/cables to the ground posts per
company practice, and connect a #6 AWG chassis or earth
ground wire to the ground lug. An Electro‐Static Discharge
(ESD) wrist‐strap jack is also located on the ground plate.
3.
INSTALLATION
Use and follow local codes and company practices to install the
Westell
r
Boxer
r
cabinet. If none exist, use the instructions con
tained herein. Installation consists of:
S
inspecting the unit for damages that may have incurred dur
ing shipping,
S
following proper safety precautions,
S
reviewing pre‐mounting considerations, such as selecting
the mounting type and location, and preparing the mount
ing site,
S
gathering all tools, materials, and equipment,
S
removing any knock‐outs where access holes are required,
S
mounting the cabinet,
S
making ground and all power connections,
S
powering up the cabinet (system power‐up),
S
mounting any customer‐supplied equipment inside the cab
inet,
S
making communication cable connections,
S
making any desired alarm connections,
