Field Instruments

General

T6800 digital thermostats are designed for application of 3-speed fan and valves in 2-pipe fan coil system. Including: 2-pipe cool only/heat only/manual changeover between heat and cool Ventilation mode Manual or automatic 3-speed fan control Water valve control Fan speed can be selected to automatic or manual 3-speed control mode. In ventilation mode, fan only support manual speed control.

Features

Super modern appearance design, suitable for office, hotel and residential building

Horizontal and vertical model available for variant application

Slim design, direct installation on 86 size box

Big LCD with English and icon display

Easy to install and set-up

Selectable room temperature or setpoint display

Manual or automatic fan speed selection by button press

Remote temperature sensor

Energy saving mode activation by button press or dry contact (key card)

Cycle per Hour (CPH) function

Adjustment of display room temperature

Temperature unit either oC or oF

User setting can be kept when power off

Freezing protection function available

Lock or unlock keys or part of keys in Installer Set-up

Heat and cool setpoint limitation for energy saving

Specifications

• Make: Honeywell
• Model: T6800H2WN
• Power supply:   110 (+/-10%) VAC, 220(+10%, -15%)VAC  
• Frequency: 50/60Hz
• Control algorithm: PI, On/off output
• Accuracy: +/-1oC at 21oC
• Rating capacity For 220V power supply:  4(2)A for fan load, 2(1)A for zone valve  For 110V power supply:  4(2)A for fan load, 2(1)A for zone valve
• Cycle times: 100,000
• Setpoint range: 10~32oC
• Display range: 0~37oC
• Installation:  Installed on 86×86mm junction box or US2×4 inch.
• Protection Class: IP20    

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