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THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
3 68-0311—01
Ramp Rates .................................................... 89
Custom Names .............................................. 90
Remote Setback ............................................. 90
Economizer and Time of Day (TOD) Operation 91
Pre-Occupancy Purge ................................... 92
Staging Control .............................................. 59
Optional Accessories .......................... 94
Troubleshooting ................................... 124
Wiring ................................................... 102
EIM Wiring Diagrams ..................................... 104
Geothermal Radiant Heat .............................. 62
THX9321 Thermostat Wiring Diagrams ....... 107
THX9321 Thermostat Wiring Diagrams Using Uni-
versal Relays to Control Heating or Cooling 108
Wiring guide — IAQ Equipment (EIM or Thermo-
stat) ................................................................. 115
Economizer Module Wiring Diagrams ......... 116
Wiring C7089U1006 Outdoor Sensor ........... 118
Wiring guide — Wired Indoor Sensors ........ 119
Regulatory Information ....................... 124
SPECIFICATIONS
Accessories and Replacement Parts:
* Prestige IAQ 2.0 Kits are packaged with 50062329-001 Dis-
charge and Return Air Sensors. Replacement Discharge/
Return Air Sensor part number is C7735A1000.
Item Part Number
Prestige 2.0 Thermostat THX9321R5030
Prestige IAQ 2.0 Thermostat THX9421R5013
Equipment Interface Module THM5421R1013
Wireless Adapter for TrueSTEAM and
TrueZONE
THM4000R1000
RedLINK Internet Gateway THM6000R1002
Portable Comfort Control REM5000R1001
Entry / Exit Remote REM1000R1003
Vent Boost Remote HVC20A1000
Occupancy Sensor for Remote Setback WSK-24
Wireless Outdoor Sensor C7089R1013
Wireless Indoor Sensor C7189R1004
Wired Outdoor Sensor (10K ohm NTC -
Negative Temperature Coefficient)
C7089U1006
Wired Wall Mount Indoor Sensor (10K
ohm NTC - Negative Temperature
Coefficient)
C7189U1005
Wired Wall Mount Indoor Sensor (20K
ohm NTC - Negative Temperature
Coefficient)
TR21
Wired Wall Mount Indoor Sensor (10K
ohm NTC - Negative Temperature
Coefficient)
TR21-A
Wired Flush Mount Indoor Sensor (20K
ohm NTC - Negative Temperature
Coefficient)
C7772A1004
Wired Flush Mount Indoor Sensor (20K
ohm NTC - Negative Temperature
Coefficient)
C7772A1012
Discharge or Return Air Sensor (10K ohm
NTC - Negative Temperature Coefficient)
C7735A1000*
Discharge or Return Air Sensor (20K ohm
NTC - Negative Temperature Coefficient)
C7041
Discharge or Return Air Sensor (20K ohm
NTC - Negative Temperature Coefficient)
C7770A1006
Cover Plate (covers marks left by old
thermostats)
50028399-001
Battery Pack (for demo use only) THP1000A1007
Wire Saver Module THP9045A1023