Overview
This thermostat features a 2-wire user console connection—ideal for retrofits. The TH146-P-U includes a programmable console, a control module, and an outdoor temperature sensor.
Features
- Installer mode bypasses compressor lockout delay for quicker installations
- Removable connector strip simplifies wiring
- Control module for equipment connections can be installed near furnace/air handler. Only 2 wires required for console connection
- Automatic Changeover between heating and cooling
- Backlit console display shows indoor and outdoor temperatures, plus indoor humidity level
- Complete defrost sequence protection (requires AC146-410 air duct temperature sensor)
- Keypad lock for console prevents tampering
- Dehumidifier/air exchanger output with automatic minimum air exchange time.
Product Specifications
- Application
- Heat/Cool or Heat Pump with Auxiliary Heat
- Dimensions (in.)
- Control Module: 3.8 in. X 5.4 in. X 1.2 in.; User console : 3.1 in. X 3.1 in. X 1 in.
- Dimensions (mm)
- User Console : 79 mm X 79 mm X 24 mm; Control Module: 95 mm X 137 mm X 30 mm
- Includes
- CT280-2H1C control module; TH146-P console; AC144-03 Outdoor Temperature; Sensor (10 ft/3 m) w/Mounting clip
- Comments
- Air exchange function; Removable control strips to simplify wiring; Dual-Energy Input; Backlit display; Remote input for telephone controller
- Item Type
- Product
- Mounting
- Vertical
- Stages
- Up to 4 Heat/2 Cool Heat Pump; Up to 3 Heat/3 Cool Conventional
- Operating Humidity Range (% RH)
- 0% to 95%, non-condensing
- Supply Voltage
- 24 Vac
- Switch Positions (System)
- HEAT-OFF-COOL-AUTO-EM.HEAT
- Switch Positions (Fan)
- AUTO-ON
- Operating Temperature Range (F)
- 32 F to 122 F
- Operating Temperature Range (C)
- 0 C to 50 C
- Power Method
- Hardwired
- Color
- White
- Sensor Element
- Thermistor
- Differential Temperature (F)
- ± 1 F
- Differential Temperature (C)
- ±0.5 C
- Switch Type
- Relay
- Programmability
- 7 Day program
- Terminal Designations
- R, C, Y1, Y2, Y3, W1, W2, W3, G, (O/B), L
- Changeover
- Auto or Manual Selectable
- Setting Temperature Range (F)
- 40 F to 86 F heating; 59 F to 104 F cooling
- Setting Temperature Range (C)
- 15 C to 40 C cooling; 5 C to 30 C heating
- Humidification Setting Range
- 5% to 60%
- Dehumidification Setting Range
- 5% to 60%
- Cool Current
- 1.0 A
- Heat Current
- 1.0 A
- Fan Current
- 1.0 A
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