Specifications; Electrical Ratings; Accessories And Replacement Parts - Honeywell Prestige IAQ YTHX9421 Installation Manual

Specifications and replacement parts
Operating Ambient Temperature
Thermostat: 32 to 120° F (0 to 48.9° C)
Portable Comfort Control: 32 to 120° F (0 to 48.9° C)
Wireless Outdoor Sensor: -40 to 140° F (-40 to 60° C)
Wireless Indoor Sensor: 0 to 120° F (-17.8 to 48.9° C)
-For Optimal Battery Life: 35 to 114° F (1.7 to 45.6° C)
Equipment Interface Module: -40 to 165° F (-40 to 73.9° C)
Return Air Sensor: 0 to 200° F (-17.8 to 93.3° C)
Discharge Air Sensor: 0 to 200° F (-17.8 to 93.3° C)
RedLINK Internet Gateway: 32 to 120° F (0 to 48.9° C)
Operating Relative Humidity
Thermostat: 5% to 90% (non-condensing)
Portable Comfort Control: 5% to 90% (non-condensing)
Wireless Outdoor Sensor: 0% to 100% (condensing)
Wireless Indoor Sensor: 5% to 90% (non-condensing)
Equipment Interface Module: 5% to 95% (non-condensing)
RedLINK Internet Gateway: 5% to 95% (non-condensing)
Physical Dimensions (height, width, depth)
Thermostat: 4-1/2 x 3-1/2 x 7/8 inches (115 mm x 88 mm x 22 mm)
Equipment Interface Module: 9-5/16 x 4-13/16 x 1-19/32 inches (91 x 147 x 42 mm)
Wireless Outdoor Sensor: 5 x 3-1/2 x 1-11/16 inches (127 x 89 x 43 mm)
Wireless Indoor Sensor: 2-7/8 x 1-7/8 x 15/16 inches (74 x 48 x 24 mm)
Portable Comfort Control: 6-1/4 x 3-1/8 x 1-5/8 inches (158 x 80 x 38 mm)
RedLINK Internet Gateway: 6 x 4-7/8 x 2-1/2 inches (152 x 124 x 64 mm)
RedLINK Communication
Frequency: 900 Mhz frequency range
Re-Sync Time: RedLINK devices re-establish communication within 6 minutes after AC power resumes.

Electrical ratings

Terminal
W - OB
Y (cooling)
G (fan)
W2 - Aux 1 (heating)
W3 - Aux 2
Y2 (cooling)
A-L/A (output)
U1
U2
U3

Accessories and replacement parts

Accessories / Replacement Parts
Equipment Interface Module
Wireless Adapter for TrueZone, TrueSteam, or extend wireless range of EIM
RedLINK Internet Gateway
Wireless Entry/Exit Remote
Wireless Vent and Filter Boost Remote
Portable Comfort Control
Wireless Outdoor Sensor
Wireless Indoor Sensor
Wireless Outdoor Sensor 10k ohm NTC
Wired Wall-mount Indoor Sensor 10k ohm NTC
Wired Flush-mount Indoor Sensor 20k ohm NTC
Wired Wall-mount Indoor Sensor 20k ohm NTC
Wired Wall-mount Indoor Sensor 10k ohm NTC
Supply or Return Air Sensor 10k ohm NTC
Supply or Return Air Sensor 20k ohm NTC
Supply or Return Air Sensor 20k ohm NTC
Occupancy Sensor for Remote Setback
Cover Plate (covers marks left by old thermostats)
Voltage (50/60 Hz)
18 to 30 VAC and 750 mVDC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
18 to 30 VAC
30 VAC max.
30 VAC max.
30 VAC max.
15
Max. Current Rating
1.00A
1.00A
0.50A
0.60A
0.60A
0.60A
1.00A
0.50A
0.50A
0.50A
Part Number
THM5421R1021
THM4000R1000
THM6000R1002
REM1000R1003
HVC20A1000
REM5000R1001
C7089R1013
C7189R1004
C7089U1006
C7189U1005
C7772A1004, C7772A1012
TR21
TR21-A
C7735A1000
C7041
C7770A1006
WSK-24
THP2400A1027W, THP2400A1027G,
THP2400A1027B