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Overview
Control heating, cooling and economizer operation in commercial air conditioning and heat pump equipment.
Features
- Proven, reliable temperature control.
- Many flexible versions to meet your application needs.
- Panels can be used with staged gas, oil, or electric heat; modulating gas, hot water, or steam heat; and direct expansion or modulating chilled water cooling.
- Control up to 3 on-off heat or cool stages or up to 10 on-off heat and/or cool stages using W975 Satellite Sequencers.
- Modulating dc current signal controls economizer heating or cooling valve motors.
- T7067 Dual Set Point Thermostat/Transmitter located in controlled space provides heating and cooling input signal based on space demand.
- C7046A sensor located in discharge air duct provides heating/cooling anticipation and economizer modulating low limit signal.
- System cycles all stages off on power interruption.
- When power is restored, system sequences required stages on with timed inter-stage delay.
Product Specifications
- Application
- Packaged RTU; Furnace; Heat Pump Systems; Split System
- Dimensions (in.)
- 6 1/4 in. high x 4 1/8 in. wide x 2 5/16 in. deep
- Dimensions (mm)
- 159 mm high x 105 mm wide x 59 mm deep
- Frequency
- 50 Hz; 60 Hz
- Approvals, Underwriters Laboratories Inc.
- Component Recognized: File No. SA481
- Approvals, Canadian Standards Association
- File No. LR95329-3
- Electrical Connections
- 1/4 in. quick-connect male terminals
- Application Size
- 2 Heat / 2 Cool
- Control System
- W973 single zone
- Output Type
- Staged On/Off
- Compatible With
- T7067 Thermostat with Q667 subbase
- Contact Ratings
- NO 240 VA inrush @ 24 Vac, 60 VA running @ 24 Vac; NC 75 VA inrush @ 24 Vac, 30 VA running @ 24 Vac
- Power Consumption
- 8 VA
- Voltage
- 24 Vac
- Operating Temperature Range (F)
- -40 F to +150 F
- Operating Temperature Range (C)
- -40 C to +66 C
- Shipping and Storage Temperature Range (F)
- -30 F to +150 F
- Shipping and Storage Temperature Range (C)
- -34 C to +65 C
