Digital room Thermostat
Tongdy [China] 
Model No: F2000LV-A
Place of Origin: Beijing,China
Brand Name: Tongdy
Quality/Safety Certification: ce
¨ Features
u Designed to control the room temperature for VAV terminals with 1X0~10 VDC output to cooling/heating or 2X0~10 VDC outputs to cooling and heating dampers. Also one or two relay outputs to control one or two stages electric aux. heater.
u LCD can display working status such as room temperature, set point, analog output, etc. Makes reading and operating easy and accurate.
u All models feature user-friendly setting buttons
u Smart and enough advanced setup makes the
thermostat being used in all
u Up to two-stage electric aux. heater control makes temperature controlling more accurate and energy-saving.
u Large set point adjustment, the mini. and max. limit of temperature preset by end users
u Low temperature protection
u Celsius or Fahrenheit degree selectable
u Cooling/heating mode auto changeover or manual switch selectable
u 12 Hours Timer Option can be preset 0.5~12 hours to turn off the thermostat automatically
u Two parts structure and quick wire terminal blocks make mounting easily.
u Infrared Remote Control (optional)
u Blue backlight (optional)
uRS 485 communication interface (optional) makes the thermostat connection with a PC or the center control system
¨
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measured and setting temperature temperature
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cooling
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heating
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relay on
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0~10V output
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turn on/off
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cooling/heating switch
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down up
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Notice: The LCD details for different model is in its user manual.
¨ Specifications
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Power supply
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24 VAC±10% 50/60HZ
18VDC~28VDC
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Electrical rating
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2 amp load per terminal
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Sensor
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NTC 5K
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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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Analog output
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One or two analog outputs
Voltage DC 0V~DC 10 V
Current 1 mA
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Protection class
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IP30
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Environment condition
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Operating temperature: 0 – 50 ℃
Operating humidity: 5 – 99% RH
Storage temperature: -10 – 60 0C
Storage humidity: ＜95%RH
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Display
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LCD
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Net Weight
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240g
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Dimensions
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120mm(L)×90mm(W)×24mm(H)
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Material and colors:
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PC/ABS Fireproofing house with white color
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Mounting standard
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Mounting on the wall, or 2“×4“/ 65mm×65mm pipe box
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¨ Models
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Type
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Model
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Characteristic
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Room Thermostat of VAV systems
Power supply: 24VAC
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F2000LV-A-N
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1X 0~10V output for an actuator of VAV terminal with cool/heat manual switch
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F2000LV-A01
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1X 0~10V output for an actuator, 1X on/off contact output to a heater. Cool/heat manual switch.
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F2000LV-A02
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1X 0~10V output for an actuator, 2X on/off contact outputs for 2-stage heater. Cool/heat manual switch
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F2000LV-A-Pro
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1X 0~10V output for an actuator, an external sensor detects air duct temperature to change cool/heat automatically.
Cool/heat changeover or manual switch can be selected.
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F2000LV-A01-Pro
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1X 0~10V output for an actuator, 1X on/off dry contact output to a heater with an external sensor detects air duct temperature to change cool/heat automatically.
Cool/heat changeover or manual switch can be selected.
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F2000LV-A-D
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2X 0~10V outputs for cooling and heating dampers
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F2000LV-A01-D
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2X 0~10V outputs for cooling and heating dampers, 1X on/off dry contact output to an aux. heater.
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OPTIONS
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Accessional Options
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Timer of turn off
-TM
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Pre-set 12 hours turn-off timer when it can be turned off automatically.
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Remote Control
-R
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Infraredremote control
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If you need RS485 communication interface for above models, please contact with us directly.
