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HC4201TA

LCD Thermostat (HC4201TA)

HC4201TA-ST5_316_316.jpg

HC4201TA series of LCD thermostat with a high voltage
version (100~240VAC) and a low voltage version (12VDC). It is used for Fan-Coil control (FCU) either for two-wires or 3-wires valve control. Its large LCD screen with internal sensor monitors indoor temperature and automatically control the cooling/heating to maintain the temperature desired.

Features:

  • Low profile mounting either in single-gang frame or part of
    multi-gang frame (Infinit series: 2,3,4 or 5-gang frame).
  • Large screen LCD with good visual effect, low reflection and slim.
  • touch screen operation with back light.
  • Touch screen feedback with beep sound (can be muted).
  • RS-485 communication port, MODBUS protocol (optional).
  • Function status display on LCD screen.
  • Temperature compensation (±5 ℃).
  • Auto Off with timer control.
  • Data retention after power failure .
  • Energy saving or Eco mode.

List of model no.

(a) High voltage (100-240VAC)

Model no. Cooling/fan Heating Dry RS 485
HC4201TA-00      
HC4201TA-00M     √ (Isolated)
HC4201TA-02     
HC4201TA-02M    √ (Isolated)

(b) Low voltage (12VDC)

Model no. Cooling/fan Heating Dry RS 485
HC4201TA-92M   √ (Isolated)

 

Technical Data:

 

(a) LCD display & button

Screen type: segmented black/white LCD
Screen size: 64x62 mm
Font color: White
Background color: black
Back light: Yes
Button type: capacitive

(b) air-con control

Preset temperature range: 16℃ - 35℃
Built-in temperature sensor: NTC
Temperature precision: +/- 1℃
Temperature compensation: from -5℃ to +5℃
Temperature control hysteresis: 2℃
air-con mode: cooling, fan, heating, eco (depended on product model)
fan-speed mode: low, mid, high, auto
Timer:
- function turn off thermostat when time is up
- range 30 min to 23.5 hr in step of 30 min

(c) Configurable controls

When fan speed is in AUTO mode, fan will stop when room temp. reach preset temp. Default is disabled. (I.e. the fan will be in low speed when condition meet.)
Modbus station number Default is 3

(d) Electrical

  High voltage Low voltage
Supply voltage: 100-240VAC 50/60Hz 12VDC
Power dissipation: < 1.2W < 0.3W
Relay for valve control:
- rated current: < 2A not applicable
- type Form C not applicable
- number 1 or 2 depended on product model not applicable
Relay for fan speed control:
- rated current < 2A not applicable
- type Form A not applicable
- number 3 not applicable
RS485 port: optional Yes
modbus setting: default: 9600,8,N,2 (station no: 3)
Compatible with B32 controller not applicable Yes
Compatible with B33 controller not applicable Yes
Terminal screw type: M2.5 M2
Number of terminal: 13 7
Cable size: 22-14 AWG
(0.6 - 1.6 mm)
24-16 AWG
(0.5 - 1.2 mm)

(e) Mechanical

Operating temperature: 0~50℃
Dimension: 86x86 mm
Depth: 33 mm (high voltage)
23 mm (low voltage)
Depth for wall box: > 35mm
Fix Center: 60.3mm
Fix screw: M3.5 x 30 mm
relative humidity:
(non-condensing)
0-90%RH
IP rating: 4X

Panel

HC4201ta_panel_desc_1_png

Operation instruction

hc4201ta_button_power_png On/off key Press hc4201ta_button_power_png  to turn on/off
hc4201ta_button_mode_png Mode key Press hc4201ta_button_mode_png to select different air-con mode in sequence.

cooling hc4201ta_button_cooling_png  -- heating  hc4201ta_button_heating_png -- fan hc4201ta_status_fan_png -- eco mode hc4201ta_button_eco_png

    Eco mode hc4201ta_button_eco_png: To control ecological with different air-con mode
  • Cooling mode: default preset temperature to 25 ℃, low fan speed.
  • Heating mode:  default preset temperature to 21 ℃, low fan speed. (only applicable to product with heating mode)
  • Fan mode: low fan speed
hc4201ta_button_fan_png Fan key press hc4201ta_button_fan_png key, the fan speed will change in sequence
’low' --'medium' --'high' -- 'auto'
hc4201ta_button_up_png Up key press hc4201ta_button_up_png key, 'preset temperature' will rise by 1℃
hc4201ta_button_down_png down key press hc4201ta_button_down_png key, 'preset temperature' will drop by 1℃

Setting on thermostat

(a) Timer function

  • Long press hc4201ta_button_fan_png for 5 seconds to enter set-up menu when thermostat is turned on.
  • Timer format: XX(hour:minute).
    it will blink during setting.
  • To set the timer by pressing hc4201ta_button_up_png and hc4201ta_button_down_png key, each press will increase or decrease by 30 min.
    press hc4201ta_button_fan_png to finish.
  • press hc4201ta_button_up_png or hc4201ta_button_down_png to enable / disable timer function.
    'on' indicate "ON", 'oF' indicate "OFF"
  • presshc4201ta_button_fan_png to finish timer setting
  • Illustration: timer is enabled with 1hr setting
  • hc4201ta_timer_on_illustration_256x256_png
  • Illustration: timer is disabled
  • hc4201ta_timer_off_illustration_256x256_png

(b) Set up modbus number

  • press hc4201ta_button_power_png to turn off thermostat.
  • Long press hc4201ta_button_mode_png for 5 seconds.
  • press hc4201ta_button_up_png and hc4201ta_button_down_png to set modbus number
  • press hc4201ta_button_power_png to confirm and save setting..

(c) Set up temperature compensation

  • press hc4201ta_button_power_png to turn off thermostat.
  • Long press hc4201ta_button_fan_png for 5 seconds
  • press hc4201ta_button_up_png and hc4201ta_button_down_png to set  temperature compensation. (range from -5℃ to +5℃)
  • press hc4201ta_button_power_png to confirm and save setting.

(d) Enable / Disable "Fan Off when room temperature reach preset temperature"

  • press hc4201ta_button_power_png  to turn off thermostat.
  • Long press hc4201ta_button_up_png for 5 seconds
  • press   hc4201ta_button_up_png and  hc4201ta_button_down_png to enable / disable this function
  • 'on' indicate "ON", 'oF' indicate "OFF"
  • press hc4201ta_button_power_png  to confirm and save setting.

(e) Enable / Disable beep sound

  • press hc4201ta_button_power_png  to turn off thermostat.
  • Long press hc4201ta_button_down_png for 5 seconds
  • press   hc4201ta_button_up_png and  hc4201ta_button_down_png to enable / disable this function
  • 'on' indicate "ON", 'oF' indicate "OFF"
  • press hc4201ta_button_power_png  to confirm and save setting.

Wiring diagram

(a) High voltage version

hc4201ta_wiring_high_voltage_png

(b) Low voltage version

hc4201ta_wiring_low_voltage_png

Installation illustration

(a) High voltage version

hc4201ta_high_voltage_installation_jpg

(b) Low voltage version

hc4201ta_low_voltage_installation_jpg

Precautions on installation

  • Please make sure the thermostat is powered off during installation or maintenance.
  • Do not knock on the thermostat during installation and ensure the the mounting surface is flat.
  • Do not press on the LCD screen or the sides of the screen which may cause the display screen to break or crack.
  • Please wire according to the wiring diagram, otherwise it may cause damage to the thermostat.
  • Please use the screws provided, otherwise warranty might be voided.