Zone Sensor Terminal Information; Connecting Zone Sensor Wiring - Lennox iHarmony 17A30 Installation And Setup Manual

10. Secure back plate and wall plate (optional) to
wall with the two provided mounting screws.
Screw
Z s t
one ensor erminal
Table 2. Terminal Designations
Terminal Purpose
PWR
Zone sensor power 12VDC input.
D+
Zone sensor data high.
D-
Zone sensor data low.
C
Zone sensor 12VDC return.
See "Figure 2. Connecting Zone Sensor to Damper Control Module"
on page 7.
Wall Plate (optional)
Zone Sensor Back Plate
i
nformation
PWR D+ D-
C Z
onneCting
Use "Table 2. Terminal Designations" on page
6for connecting the thermostat wiring to the
back plate terminals.
NOTE: Remember to seal the hole in the wall with
a suitable material to prevent drafts from
entering the zone sensor case. Not doing
C
so could affect the zone sensor's internal
temperature and humidity sensors.
6
s W
one ensor iring
Figure 1. Backplate