Uheat T1920 Touch Screen Programming Thermostat INSTRUCTION MANUAL

Uheat T1920 Touch Screen Programming Thermostat 

INTRODUCTION

Weekly circulation digital programming thermostat with LCD touch screen, which has 6 events every day. Manual mode and program mode could be selected. The thermostat is recommended for control of electric heating devices or on/off valve actuator used in hydronic floor heating.

SELECTION TABLE

Parameter:

• Voltage:220V/230V
• Power comsuption:2W
• Setting range:5-90°C (can adjust to 35-90°C)
• Limitation setting:5…60°C
• (Factory setting:35°C)
• Switch differential:0.5-10Cadjustable
• factory setting1°C
• Ambient temperature:-5-50°C
• Protective housing: IP20
• Housing material: anti-flammable PC

User operation

•  On/Off 
•  At clock-controlled program mode, press” A “or” Enter to temporary control.
• UP”  “, DOWN”  ” to adjust the temperature value.
• Press the clock ”   “key for 5 seconds, then enter to clock set, and choose a modified item by pressing the clock”
• UP/DOWN”  ” to modify the date and clock, then switch off to quit.   “press
•  Press the menu”   ” to choose a manual mode or program mode.
• Set temperature and clock display alternately, room temperature can be read out directly.
• Press both ”  “for five seconds to engage the disengage key-lock function key-łock shows”   (“a “this symbol disappeared that shows unlock)

FUNCTION

• Manual mode
• Clock-controlled program mode
• Heating on
• Wake-up, event 1
• Leave(am), event 2
• Return(am),event 3
• Leave (pm), event 4
• Return (pm), event 5
• Sleep, event 6

PROGRAMMING

Note:

•  The pre-programmed setpoint(15°C) for event 384 is the same as event 2, please reset it according to your individual requirement.
• Symbol “OFF” will be displayed if the setpoint reaches the minimum set value and the thermostat is switched off in this event.

Advanced setting(qualified person preferred):

• Usually finished at the mounting thermostat.
• Press [  key simultaneously press the power on key when in power off.

ADJ: Temperature calibration

• Press + or – key to adjust the present checked value, adjustable scale:9.9 C.
• Re-press the menu key to enter to next step.

SEN: Sensor mode

• Press the + or -key to choose the senor working mode
• IN: built-in, OUT: floor sensor.
• ALL: both sensors, door sensor is the limit sensor
• Re-press the menu key to enter to next step.

LIT: Modify limitation value

• Press + or – key to modify the temp.
• Limit value limitation range:5-60C
• Re-press the menu key to enter to next step.

LIT: Modify limitation value

• Press + or- key to modify the temp.
• Limit value limitation range:5-60C
• Re-press menu key to enter to next step.

DIF: Switch differential seting

• Press + or- key to change switch differential
• Setting range:0.5-1 0C.
• Re-press the menu key to enter to next step.

LTP: Start anti-frozen function in power off

• Press + or -key to change the present anti-frozen function
• Re-press the menu key to enter to next step.

PRG: Set day off mode

• Press + or- to choose a day off
• 5/2-day mode, 6/1-day mode, 7-day mode
• Re-press the menu key to enter to next step.

RLE: Potential-free output and main

• power output in the same/different way.
• Press + or-key to change the present
• linkage state.
• 00:in same way, 01:in defferent way
• Re-press the menu key to enter to next step.

DLY: Delay time of potential-free output

• Press +or-key to change linkage delay time
• Range:0-5min.
• Re-presS menu key to enter to next step.

HIT.Max. Temperature setting

• Press + or – key to change the Max.value
• Range:35-90°C
• Re-press the menu key to enter to next step.

AFAC: Reset to factory seting

• Press + key for 5seconds still showing —
• Reset to factory setting
• Switch off for saving setting

Sensor Failure
Built-in sensor short-circuited or disconnected. E1:Exernal sensor is short-circuited or disconnected. When shows E0/E1 error, the thermostat must be checked till the error is eliminated

DISPLAY SYMBOLS

DIMENSION

Mounting steps:  

• Release the front cover by inserting a screwdriver into bottom crack
• Take the backing plate apart according to the following diagram.
• Mounted the backing plate in the wall socket by screwdriver.
• After connect wires(see right diagram), the thermostat mounted on the backing plate and remounted the cover and frame.

Connecting Diagram

The thermostat which connect the electric healing dev-ice is applied to full load(3200W) heating cable in 2500m height above sea level, and the rated power of external load should be less than or equal to 80%rated power thermostal when in the 2500m to 4200m height.

REFERENCE:

DOWNLOAD MANUALS:

Uheat T1920 Touch Screen Programming Thermostat INSTRUCTION MANUAL

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