T6861 digital thermostats are designed for application of 3-speed fan and valves in fan coil system. Including: 2-pipe cool only/heat only/manual changeover 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 3" x 3" size box
• Stylish and elegant blue/green backlight with blue/ green/ white colour ring
• Big LCD display with English and icons
• Easy to install and set-up
• Time on/off function
• Selectable room temperature or setpoint display
• Manual or automatic fan speed selection
• 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  °C or °F
• User setting can be kept when power off
• Freezing protection function available
• Lock or unlock keys or part of keys in Installer Setup
• Heat and cool setpoint limitation for energy saving