INSTALLATION
Determine an appropriate mounting location for the FS‑705.
Mount the FS‑705 on top of the cabinet in the center for
equal coverage on either side. Place the front edge of the
sensor at the front edge of the cabinet. Secure the sensor to
the top of the cabinet with self tapping screws.
Power Pack mounted inside or attached
to j-box or other suitable enclosure
protecting line voltage connections
FS-C5 RJ45 coupler if needed
FS-C1 (10’) or FS-C3 (3’) cable
FS-705 at front
edge of cabinet
Figure 1: Installing on a freezer unit
BZ‑SERIES Power Packs
Attach a BZ‑SERIES power pack to a junction box through
a ½ inch knock‑out. Install the power pack according to
instructions provided with the unit.
WIRING
For custom configurations, including connections to
dimming controls and building automation systems,
contact Technical Support at 1-866-588-5473.
Low Voltage Connections
Connect the low voltage wiring to the power pack as shown in
the wiring diagram for the power pack you are using.
BZ‑50RC Power Pack
See Figure 2
BZ‑50 Power Pack
See Figure 3
BZ‑150 Power Pack
See Figure 4
Line Voltage Connections
1. Connect the black wire and one of the red wires to the
non‑switched hot.
2. Connect the white wire to the neutral.
3. Connect the other red to the switch leg.
FS-705 Sensor
Use FS-C1 (shown)
or FS-C3 cable.
120/230/277VAC, 50/60Hz, 225mA output
20A ballast or incandescent load
Motor load: 1HP@120/240VAC
Class 2 power supply
Model #:
BZ-50RC Power Pack
UL 2043 Plenum Rated
Santa Clara, CA • 800.879.8585
APPLIANCE
CONTROL
88T9
Line
Neutral
Load
Local OFF Switch
Feed-through
10' (3m)
Figure 2: BZ‑50RC Power Pack connected to FS‑705
using an FS‑C1 or FS‑C3 cable
CAUTION
ALWAYS MAKE SURE POWER
IS OFF BEFORE WORKING
WITH THE POWER PACK.
Call 800.879.8585 for Technical Support
www.wattstopper.com
NOTICE
Class 2 Device Wiring Only - Do Not Reclassify and
Install as Class 1, 3 or Power and Lighting Wiring.
Wire connections shall be rated suitable for the
wire size (lead and building wiring) employed.
NOTICE
Class 2 Device Wiring Only - Do Not Reclassify and
Install as Class 1, 3 or Power and Lighting Wiring.
Wire connections shall be rated suitable for the
wire size (lead and building wiring) employed.
