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Johnson Controls T-4752 Heating-Cooling Thermostat

Heating-Cooling Thermostat
T-4752

The T-4752 Thermostat is a high volume output, heating-cooling thermostat. Provides automatic changeover between Direct Acting (DIR) and Reverse Acting (REV) when supply pressure changes from 15 to 20 psig (105 to 40 kPa). Refer to T-4000 Series Pneumatic Room Thermostat Product Bulletin (LIT-7171060P) for important product information.

• includes Fahrenheit dial
• available in vertical or horizontal model

Select a link under the "item" tab below to order.

Cat #DescriptionsSpecial Features
T-4752-20115 psig DIR, 20 psig REV, Horizontal MountingSingle Dial
T-4752-20215 psig DIR, 20 psig REV, Vertical MountingSingle Dial
T-4752-20515 psig DIR, 20 psig REV, Horizontal MountingSingle Dial
T-4752-20615 psig DIR, 20 psig REV, Vertical MountingSingle Dial
T-4756-20115 psig DIR, 20 psig REV, Horizontal MountingDual Dial
T-4756-20215 psig DIR, 20 psig REV, Vertical MountingDual Dial
T-4756-20515 psig REV, 20 DIR, Horizontal MountingDual Dial
T-4756-20615 psig REV, 20 psig DIR, Vertical MountingDual Dial
Sensitivity Adjustable from .75 to 4.0 psig/°F (9 to 50 kPa/°C)
Factory set at approximately 2.5 psig/°F (32 kPa/°C)
Flow Capacity 400 SCIM (107 mL/s)
Air Consumption 20 SCIM (5 mL/s)
Supply Pressure 13 to 25 psig (91 to 175 kPa)
Nominal Day 15 psig (105 kPa),
Nominal Night 20 psig (140 kPa),
Dial Range 55 to 85°F (Two Dials)
Air Connections Two (Supply, and Output)
Special Feature Single dial adjusts both set points


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