User Guide
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... 1 Features 1 Specifications 2 Ordering Information 2 Installation 3 Settings and Adjustment 4 Checkout 5 Operation 6 Copyright © 1996 Honeywell Inc. • • All Rights Reserved X-XX UL 68-0147-2 T4398A,B High Performance Electric Heat Thermostats FEATURES PRODUCT DATA GENERAL • Controls both fan-forced and baseboard electric heaters. • Temperature-responsive, vapor-filled dual diaphragm sensing element provides 2°F (1°C) sensitivity...
... 1 Features 1 Specifications 2 Ordering Information 2 Installation 3 Settings and Adjustment 4 Checkout 5 Operation 6 Copyright © 1996 Honeywell Inc. • • All Rights Reserved X-XX UL 68-0147-2 T4398A,B High Performance Electric Heat Thermostats FEATURES PRODUCT DATA GENERAL • Controls both fan-forced and baseboard electric heaters. • Temperature-responsive, vapor-filled dual diaphragm sensing element provides 2°F (1°C) sensitivity...
User Guide
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...2. Dpst; ORDERING INFORMATION When purchasing replacement and modernization products from your Honeywell sales representative. Therefore, this product is tested and calibrated under closely controlled conditions, and some minor differences in . (150 mm) copper leadwires,...176;C). Home and Building Control Customer Relations Honeywell, 1885 Douglas Drive North Minneapolis, Minnesota 55422-4386 In Canada-Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V 4Z9. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS SPECIFICATIONS IMPORTANT The Specifications...
...2. Dpst; ORDERING INFORMATION When purchasing replacement and modernization products from your Honeywell sales representative. Therefore, this product is tested and calibrated under closely controlled conditions, and some minor differences in . (150 mm) copper leadwires,...176;C). Home and Building Control Customer Relations Honeywell, 1885 Douglas Drive North Minneapolis, Minnesota 55422-4386 In Canada-Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V 4Z9. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS SPECIFICATIONS IMPORTANT The Specifications...
User Guide
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.... Using wire connectors approved for No. 12 wires, make sure the product is replacing a control that contains mercury in a sealed tube, do not place your local waste management authority for your application. 3. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS FRONT VIEW 80 • 70 • 60 • 50 • ˚F SIDE VIEW 1-3/4 (48) 3/4 (19) 1/2 (13...
.... Using wire connectors approved for No. 12 wires, make sure the product is replacing a control that contains mercury in a sealed tube, do not place your local waste management authority for your application. 3. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS FRONT VIEW 80 • 70 • 60 • 50 • ˚F SIDE VIEW 1-3/4 (48) 3/4 (19) 1/2 (13...
User Guide
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...°F (-35°C); M5792B Fig. 3. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS T4398A L1 4 T1 1 L1 (HOT) L2 SOLDERLESS CONNECTORS 2 ELECTRIC HEATER 3 1 POWER SUPPLY. MAKES ON TEMPERATURE FALL. 4 USE A SEPARATE LIMIT CONTROL IN THE HEATING APPLIANCE. 5 BREAKS AT POSITIVE OFF ONLY; Secure the thermostat by barometric pressure and altitude. The heating equipment and fan start. ᕣ No recalibration is...
...°F (-35°C); M5792B Fig. 3. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS T4398A L1 4 T1 1 L1 (HOT) L2 SOLDERLESS CONNECTORS 2 ELECTRIC HEATER 3 1 POWER SUPPLY. MAKES ON TEMPERATURE FALL. 4 USE A SEPARATE LIMIT CONTROL IN THE HEATING APPLIANCE. 5 BREAKS AT POSITIVE OFF ONLY; Secure the thermostat by barometric pressure and altitude. The heating equipment and fan start. ᕣ No recalibration is...
User Guide
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... M5796 Fig. 5. LOCKING COVER SCREW ALLEN WRENCH M5798 Fig. 7. Calibrating thermostat. The precise temperature control of the thermostat temperature setting. ᕡ Remove the thermostat cover. ᕢ Insert the locking cover clip (included) into the clip. 5 12 50 T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS ᕤ If the thermostat setting differs from the thermometer, record the temperature difference and recalibrate...
... M5796 Fig. 5. LOCKING COVER SCREW ALLEN WRENCH M5798 Fig. 7. Calibrating thermostat. The precise temperature control of the thermostat temperature setting. ᕡ Remove the thermostat cover. ᕢ Insert the locking cover clip (included) into the clip. 5 12 50 T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS ᕤ If the thermostat setting differs from the thermometer, record the temperature difference and recalibrate...
User Guide
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... 4°F (1° to temperature changes than a bimetal sensor. The T4398 provides precise control with minimum droop. Electric heat thermostats are adjusted to offset this. Temperature settings are often affected by the heat generated in the control. This accuracy, usually associated with low voltage thermostats, is more sensitive to 3°C) depending on the load demand. This allows better...
... 4°F (1° to temperature changes than a bimetal sensor. The T4398 provides precise control with minimum droop. Electric heat thermostats are adjusted to offset this. Temperature settings are often affected by the heat generated in the control. This accuracy, usually associated with low voltage thermostats, is more sensitive to 3°C) depending on the load demand. This allows better...
User Guide
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Printed on recycled paper containing at least 108% post-consumer paper fibers. Helping You Control Your World www.honeywell.com/yourhome Rev. 4-96 Printed in U.S.A. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS Home and Building Control Honeywell Inc. 1985 Douglas Drive North Golden Valley, MN 55422 Home and Building Control Honeywell Limited-Honeywell Limitée 155 Gordon Baker Road North York, Ontario M2H 2C9 68-0147-2 C.H.
Printed on recycled paper containing at least 108% post-consumer paper fibers. Helping You Control Your World www.honeywell.com/yourhome Rev. 4-96 Printed in U.S.A. T4398A,B HIGH PERFORMANCE ELECTRIC HEAT THERMOSTATS Home and Building Control Honeywell Inc. 1985 Douglas Drive North Golden Valley, MN 55422 Home and Building Control Honeywell Limited-Honeywell Limitée 155 Gordon Baker Road North York, Ontario M2H 2C9 68-0147-2 C.H.