HZ322 TrueZONE
1 69-2199—01
SPECIFICATIONS AND ACCESSORIES
Input Ratings:
Voltage: 18-30 VAC 50/60 Hz transformer of 40 VA
or more.
Current Draw:
Zone Panel: 7.5 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 below.
Emissions:
Complies with FCC Class B, part 15 requirements.
Fig. 1. HZ322 TrueZONE panel dimensions in
in. (mm).
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
TH8321U
TH6220D (2H/1C only)
TH4210D (2H/1C only)
YTH9421C
Wire-
less*
TH5320R TH6320R
Note: All versions of the model numbers listed above
will work with the applications they're listed for.
* Wireless adapter also required.
Table 2. Recommended Dampers.
Type Honeywell
Damper
Round Rectangular
Zone Spring-open/
power-closed
ARD ZD
Zone Power-open/
power-closed
MARD/
RRD
For recommended
dampers call the
Honeywell Zoning
Hotline at
1-800-828-8367.
Bypass Static pres-
sure regulat-
ing damper
SPRD/
MARD
SPRD
Table 3. Maximum Dampers.*
Ambient Temp. Maximum Damper VA per Zone
100°F (38°C) 28.8
160°F (71°C) 16.8
* Use an SDCR (Slave Damper Control Relay) for addi-
tional dampers.
Maximum dampers per panel is limited by transformer
size.
Ensure transformer is large enough to power the panel
(10 VA) and dampers.
Table 4. Accessories.
Accessory Description
40 VA transformer* AT140A1042*
75 VA transformer AT175A1008
Discharge Air
Temperature Sensor *
DATS C7735A1000*
Wireless Outdoor Air
Temperature Sensor
C7089R1013
Wireless Adapter THM4000R1000
SDCR Slave Damper Control
Relay
* Included in HZ322K kit.
M28011
1.86 (47)
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