HONEYWELL TF243WN/U (WHITE) DIGITAL THERMOSTAT (24VAC / 50/60HZ / 3VA): 马来西亚的首选高密冷气与冷藏零件贸易有限公司

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Honeywell TF243 Series Digital Thermostat

Model

1)HONEYWELL TF243WN/U (WHITE) DIGITAL THERMOSTAT (24VAC / 50/60HZ / 3VA)

Control M9124-GGA-2 JCI Damper Acuator
2) HONEYWELL 50046096-001 NTC REMOTE SENSOR (R25°C=20K OHM) FOR TF243WN/U (WHITE) (OPTIONAL)

Replaced Model

1)T6865H2WB-R
2)T6571A1009 (24V/50/60HZ)

General

The TF243 series digital thermostat is designed for 3-speed fan and modulating valve control in a fan coil system, includ-ing:

 2-pipe cooling only/heating only/manual changeover

 Ventilation mode

 Manual or automatic 3-speed fan control

 Modulating water valve control

Besides the basic controls, TF243 series provide Random Start-up Function to maintain power grid stability.

In addition, Honeywell Memorized Time Off Function can automatically turn off the thermostat to save energy.

Features

 Memorized time off

 Random startup

 Remote temperature sensor optional

 Energy saving mode optional

 LCD display with simple user interface

 Room temperature or setpoint temperature display select-able

 Manual or automatic fan speed selectable

 Temperature units in either °C or °F

 User setting can be stored when power loss

 Freeze protection function available

 Keypad lock options

 Heating and cooling setpoint limitation

Specifications

Power supply 24(±10%)VAC, 50/60Hz

Modulating Output DC 0~10V

Accuracy ±1°C at 21°C

Auto Cycle times 100,000 times

Manual Cycle times 10,000 times

Protection class IP20

Set point range 10 ~ 32°C

Display range 0 ~ 37°C

Ambient operating limits 0~ +49°C

Ambient storage limits -30 ~ +60°C

Humidity limits 5~90% RH, non-condensing

Remote temperature sensor NTC20K

Action Type: 1

Pollution Degree 2

Protection against electric shock class Class II

Electronic control software class Class A

Rated Impulse Voltage: 2500V

Maximum Temperature 155°C

Relay wiring

Wire Sectional area

(Recommendation) 1.0~1.5mm2

Applied altitude up to 2000m above sea level

Rating Capacity

Working current for the whole product :

For Fan current 4(2)A

4A: When the load of the thermostat is resistance

2A: When the load of the thermostat is inductance

For valve control signal: 0-10V 16mA Max

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