Dwyer OSW-100 - Manual (Page 2)

MOUNTING
The OSW-100 is designed to be mounted to a wall or
corner.
Step 1: Install Base Unit
• Determine the location of the sensor according to the
detection pattern shown in Figure 1.
• Screw the base of the mounting bracket to the desired
position on the wall as shown in Figure 2.
• Feed the cable through the hole on the back of the
bracket.
• Loosen the screw on the bottom of the sensor and
remove the cover.
• Feed the cable through the center hole on the back of
the sensor housing.
• Attach the sensor to the mounting bracket.
Figure 1
Determining the Location of the Sensor
CEILING MOUNT
WALL MOUNT
Figure 2
Mounting the Sensor
Step 2: Wiring
•
Turn the screw for each terminal counterclockwise.
• Connect the cable to the corresponding terminals as
shown in Figure 3.
Figure 3
Wiring the Sensor
NC COM NO
FAN COIL CONTROLLER
24 VAC/DC
24V
ON/OFF INPUT • NC-COM-NO:
Output for ON-OFF
control of fan coil
operation. Dry contact
signal.
• 24V: Power Supply
(non-polarity)
3
2
1
H-22-OSW:TEMPLATE 10/9/08 1:02 PM Page 2