HZ432 TrueZONE® Panel
SUBMITTAL SHEET
FEATURES
APPLICATION
The HZ432 TrueZONE® panel controls:
•Single-stage, multi-stage, conventional, or heat pump heat/ cool HVAC equipment up to 3 stages of heat and 2 stages of cool;
•Dual-fuel systems with up to 2 heat pump stages and 2 fossil fuel stages;
•2, 3, or 4 zones and is expandable to 32 zones using wired thermostats with the optional TotalZone® Add-A-Zone™ panel;
•2, 3, or 4 zones with wireless thermostats when used with the optional wireless adaptor.
•Intuitive installer setup with easy-to-follow, digital display uses real language to guide installer through configuration
•Universal application for any HVAC system using conventional thermostat wiring (R W Y G C etc.)
•Standard checkout procedure ensures correct operation before leaving the job
•Robust push terminals for up to two wires per terminal
•Common-sense LEDs indicate stage of heat and damper state
•Control of two or three wire dampers with open or closed logic
•Variable-speed fan control lowers fan speed when one zone is calling for cooling
•Discharge air temperature staging down-stages equipment when near high or low limit
•Advanced dual-fuel operation changeover based on outdoor temp and duration of Y2 call
68-3071—01
HZ432 TRUEZONE® ZONE PANEL
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: |
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18or 20-gauge solid (not stranded) wire |
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Humidity Ratings: |
|
5% to 90% RH non-condensing |
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Temperature Ratings: |
13.42 |
(341) |
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Shipping: -20° to 150°F (-29° to 66°C) |
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Operating: -40° to 165°F (-40° to 74°C) |
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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. |
8 (203) |
1.86 (47) |
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|
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Recommended Dampers: |
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M24797 |
See Tables 2 and 3. |
Fig. 1. HZ432 TrueZONE panel dimensions in in. (mm). |
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For maximum number of dampers per zone see Table 4. |
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Accessories:
See Table 5.
Emissions:
Complies with FCC Class B, part 15 requirements.
Table 1. Recommended thermostats.
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), |
TH8320U (up to 3H/2C), TH8321U (up to 3H/2C), |
|
TH5320U* (up to 3H/2C) |
TH6320U* (up to 3H/2C),TH6220D (2H/1C only), |
|
|
TH4210D (2H/1C only), YTH9421C |
|
|
|
Wireless |
TH5320R† |
TH6320R† |
|
|
|
Commercial |
|
TH7220U, TH8220U |
|
|
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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.
68-3071—01 |
2 |
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