The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2011 Johnson Controls, Inc.www.johnsoncontrols.comT-4054mEnergy Manager Heating-Cooling High Volume Output ThermostatDescriptionThe T-4054 Heating-Cooling, Energy Manager Thermostat is a high volume output, with an adjustable deadband of 0 to 30°F (0 to 16°C) between heating and cooling set points. Refer to T-4000 Series Pneumatic Room Thermostat Product Bulletin (LIT-7171060P) for important product information.Selection Charts T-4054 Thermostat11.Order cover and mounting bracket separately.Code Number Description T-4054-1Direct ActingT-4054-2Reverse ActingCommonly Used Accessories for T-4054 (Part1of2)Code NumberDescriptionT-4002-124Room instrument mounting bracket for surface-mounting thermostats and covers; includes drywall clips, spacers, and mounting templatesT-4002-122Terminal Connector, with two straight fittings for plug-in connection to 5/32 in. O.D. polyethylene tubingT-4002-123Terminal Connector, with angle fittings for surface mounted thermostats with exposed tubingT-4002-5003Restricted adjustment pin (100/kit) restricts adjustment of set point dialT-4000-2138Beige Plastic Cover, Horizontal or Vertical (no thermometer, no set point windows)T-4000-2139Beige Plastic Cover, Horizontal (no thermometer, no set point windows)T-4000-3139White Plastic Cover, Horizontal (no thermometer, no set point windows)T-4000-2140Beige Plastic Cover, Horizontal, thermometer (no set point windows)T-4000-3140White Plastic Cover, Horizontal, thermometer (no set point windows)T-4756-2141Beige Plastic Cover, Horizontal, 2 set point windows (no thermometer)T-4756-1738Beige Plastic Cover, Horizontal, 2 set point windows with thermometerNote:For additional accessories, refer to T-4000 Series Accessories.Technical SpecificationsT-4000-2144Beige Plastic Cover, Vertical (no thermometer, no set point windows)T-4000-3144White Plastic Cover, Vertical(no thermometer, no set point windows)T-4756-2145Beige Plastic Cover, Vertical, 2 set point windows (no thermometer)T-4756-1739Beige Plastic Cover, Vertical, 2 set point window with thermometerT-4054 Heating-Cooling, Energy Manager Thermostat SensitivityAdjustable from 1 to 3 psig/°F (12 to 38 kPa/°C)Factory set at approximately 2.5 psig/°F (32 kPa/°C)Flow Capacity400 SCIM (107 mL/s)Air Consumption38 SCIM (10 mL/s)Supply Pressure13 to 25 psig (91 to 175 kPa)Nominal 20 psig (140 kPa)Dial Range55 to 85°F (Two Dials)Air ConnectionsTwo (Supply and Output)DeadbandAdjustable Deadband between 5 and 12 psig (35 to 84 kPa)Commonly Used Accessories for T-4054 (Part2of2)Code NumberDescriptionCode No. LIT-1921670Issued January 15, 2008T-4054 Heating-Cooling, Energy Manager Thermostat Features•available in Direct Acting (DIR) and Reverse Acting (REV) models•includes Fahrenheit dial•mounts in vertical or horizontal positionRepair InformationIf the T-4054 Heating-Cooling, Energy Manager Thermostat fails to operate within its specifications, replace the unit. For a replacement thermostat, contact the nearest JohnsonControls® representative.Next >