Specifications

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T8665A1002
Chronotherm
®
IV Wireless Programmable Thermostat
Description:
Specifications:
164065 EA 12
T8665A1002 HW (W) RF Chrono Wireless Thermostat
ACE # PK UM DESCRIPTION
x
No wires to thermostat allows easy installation.
x Ideal for retrofit zoning.
x Use when current thermostat inconveniently
located or to add a thermostat to a room addition.
x Easy-to-read large display with bright
back-lighting.
x Full seven-day flexible program capability; different
schedules and temperature setpoints selectable each
day.
x Copy key makes programming easier and faster.
x Daylight Savings Time (DST) key.
x Models available with programmable fan operation.
x Easy temporary temperature setpoint changes for current
period, vacation hold (1 to 255 days) or indefinite hold.
x Frequently used keys are conveniently located near LCD.
x Configurable features allows one model to replace many
different models.
-F or C temperature display.
-Automatic or manual changeover.
-Electric or conventional heat fan operation.
-Adjustable heating cycle rate.
x Minimum-off time for cooling compressors and heat
pumps protects equipment.
x Easy installation, setup and system test.
x System test simplifies troubleshooting and saves time by
overriding time delays.
x Adaptive Intelligent Recovery control brings room
temperature to temperature setpoint at
programmed time.
x Setpoints are permanently held in memory (no
batteries used) and retained during power outages.
x Adjustable temperature range stops.
x Description: Chronotherm IV Plus Wireless
Programmable
x Application: Conventional systems
x Programmability: 7 Day Program
x Changeover: Auto/Manual Selectable
x Color: Premier White®
x Switch Positions (System): HEAT-OFF-COOL-
AUTO
x Switch Positions (Fan): AUTO-ON
x Power Method: Battery
x Terminal Designations: Wireless
x Dimensions (in.): 3 3/4 in. high x 6 1/16 in.
long x 1 9/16 in. deep, mounting horizontal
x Dimensions (mm): 95.3 mm high x 154 mm
long x 39.7 mm deep, mounting horizontal
x Frequency: 50 Hz
x Frequency: 60 Hz
x Setting Temperature Range: (F) Heat: 40 F to
90 F; Cool: 45 F to 99 F
x Setting Temperature Range: (C) Heat: 4.5 C to
32 C; Cool: 7 C to 37 C
x Differential Temperature: (F) ± 1 F
x Differential Temperature: (C) ±0.5 C
x Stages: See W8665
x Sensor Element: Thermistor
x Heat Current: 1.5A running, 3.5A inrush
x Cool Current: 1.5A running, 7.5A inrush
x Fan Current: 0.5A running, 2.5A inrush
x Transmitter Range: 3 ft. minimum; 200 ft.
maximum.
x Transmitter Frequency: 345 MHz
x Operating Humidity Range: (% RH) 5 to 90%
RH, non-condensing
x Temperature Range, Ambient: (F) 40 F to
110 F
x Temperature Range, Ambient: (C) 4 C to 43 C
x Comments: Each thermostat is encoded with
unique serial numbers.
x Comments: Required accessory (not included):
W8665A or W8665E Receiver Module
x
Tradeline Value:
Tradeline
x Voltage: 18 to 30 Vac
The T8665A1002 Chronotherm
®
IV Wireless
Thermostat provides wireless control of 24 Vac
conventional gas, oil, or electric applications (1H/1C)
when used with the W8665A Single Zone Receiver
Module (RM). It supports single or multistage
conventional gas, oil or electric applications and heat
pumps with auxiliary heat (up to 3H/2C) for up to
three zones when used with the W8665E and a
Honeywell zone panel.
Features: