BACnet thermostat for FCU
Tongdy [China] 
Model No: F08-NSB
Place of Origin: Beijing,China
Brand Name: Tongdy
Quality/Safety Certification: CE
Features
Deluxe programmable thermostat for Fan Coil Unit of
air conditioning systems. It’s designed to maintain your desired room temperature by 7-days program.
Designed for BACnet MS/TP network with a PIC
statement to further facilitate integration.
A PIC statement is supplied to be easily mapped
back to a graphical user interface.
Self configuring / adjustable baud-rate senses the
communication conditions of the current MS/TP network and match them.
All setup are permanently held in non-volatile
memory in the event of a power failure.
Attractive turn-cover design, most frequently used
keys are located on the face for quick and easy
access to information. Setup keypads are located on the interior to eliminate accidental setting changes.
Programmable control for your convenience with 7-day program of four time periods and four temperatures each day.
Large LCD displays working status such as room
temperature, set point, fan speed, etc. Makes reading and operating easy and accurate.
Auto or manual heat/cool changeover selectable
All models feature user-friendly setting buttons
Large set point range, the min. and max. limit of temperature presetting by end users
A real time clock for network time synchronization or full stand alone operation
Unique lockable function makes all keys locked
to eliminate accidental operation.
Infrared remote control optional.
Low temperature protection
Celsius or Fahrenheit degree selectable
White backlight (optional)
Buttons and LCD Description
|
room temp.
|
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increasing
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decreasing
|
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turn on/off
|
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H heating
|
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heating/cooling mode
|
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fan auto/ fan manual switch
|
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7-day Programming
|
|
Temporary temp./
continuous temp./
programming temp. switch
|
|
set point
|
|
clock
|
Specifications
|
Power supply
|
24VAC±10%, 50/60HZ
|
|
Outputs
|
3Xon/off outputs for 3-speed fan
1 or 2Xon/off output for water valves.
|
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BACnet interface
|
BACnet MS/TP with adjustable baud-rate
|
|
Temperature Sensor
|
NTC 5K
|
|
Temperature Control Range
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5-35℃ (41℉-95℉)
|
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Accuracy
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±0.5℃ (±1℉) @25℃
|
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Display
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LCD
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Program
|
7-Day program with 4 period temperature/each day
|
|
Clock
|
Real time network clock synchronization
|
|
Net Weight
|
280g
|
|
Dimensions
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110mm(L)×90mm(W)×25mm(H)
|
|
Mounting Standard
|
Mounting on or inside the wall, 2“×4“/ 65mm×65mm box
|
Models
|
Types
|
Model
|
Characteristic
|
|
BACnet thermostat for 2-pipes FCU systems
|
F08-NSB-21-(F)
|
3-speed fan auto or manual adjustment, 1X on/off output to one 2-wire water valve
|
|
BACnet thermostat for 4-pipes FCU systems
|
F08-NSB-22-(F)
|
3-speed fan auto or manual adjustment, 2X on/off outputs to two 2-wire water valves in 4 pipes systems.
Cooling/heating auto change over or manual switch selectable
|
|
|
Options
|
Characteristic
|
|
Options
|
White Backlight -EL
|
White backlight LCD.
|
