Specification Sheet

HZ432 TRUEZONE® ZONE PANEL
68-3071—01 2
SPECIFICATIONS
Input Ratings:
Voltage: 18-30 VAC 50/60 Hz powered by a transformer of 40
VA or more
Current Draw:
Zone Panel: 8.5 VA max. All VA specifications at 24 VAC.
Wiring:
18- or 20-gauge solid (not stranded) wire
Humidity Ratings:
5% to 90% RH non-condensing
Temperature Ratings:
Shipping: -20° to 150°F (-29° to 66°C)
Operating: -40° to 165°F (-40° to 74°C)
Dimensions:
See Fig. 1.
Mounting:
Mounts with either 2 user-supplied screws at center line to
mount onto 2 x 4, or with 4 screws at corners for wall
mount.
Recommended Thermostats:
See Table 1.
Recommended Dampers:
See Tables 2 and 3.
For maximum number of dampers per zone see Table 4.
Accessories:
See Table 5.
Emissions:
Complies with FCC Class B, part 15 requirements.
Fig. 1. HZ432 TrueZONE panel dimensions in in. (mm).
Table 1. Recommended thermostats.
M24797
13.42
(341)
1.86 (47)
8 (203)
System Non-programmable Programmable
Single-Stage TH5110D, TH3110D, T87N TH8110U, TH6110D, TH4110D
Multi-Stage TH5220D TH8320U, TH8321U, TH6220D, YTH9421C
Heat-Pump TH5220D (2H/1C only), TH3210D (2H/1C only),
TH5320U* (up to 3H/2C)
TH8320U (up to 3H/2C), TH8321U (up to 3H/2C),
TH6320U* (up to 3H/2C),TH6220D (2H/1C only),
TH4210D (2H/1C only), YTH9421C
Wireless
TH5320R
†
TH6320R
†
Commercial TH7220U, TH8220U
Note: All versions of the model numbers listed above will work with the applications they are listed for.
*This thermostat cannot control two stages of fossil fuel when in emergency heat mode.
†
Wireless adaptor required when used with wireless thermostats.