DELPHI MR1002 Room Temperature Control Thermostat
MR1002 Series thermostats are available for individual room temperature control in residential, industrial, and business premises. Models are available for heating, cooling, and ventilating control. MR1002 adopts digital control technology with a large LCD display, It shows the following items: working states (cool, heat or ventilation), the speed of the fan coil, room temperature, and set-point temperature. There are the following keys on the panel: On/Off
, Exchange mode (cool, heat or ventilation) “M”, Timer “
”, Select fan speed (high, medium, low or auto) “
”, set-point temperature 
.
MODEL DENOMINATIONS
1002
- Y: Control damper to open or close.
- A: Control Motorized Valve and 3-speed fan; When the temperature reaches the set point, it will close the Motorized Valve with the fan still running.
- B: Control the Motorized Valve and 3-speed fan; When the temperature reaches the set point, it will close the Motorized Valve and Fan both.
- T: Clock and timing on/off. Blank is invalid.
- T: Clock and 7 days programming.
- Blank is invalid.
- R: IR remote function. Blank is invalid. (remote controller should be ordered additionally)
BASIC FEATURES
- Room temperature setting
- Manual or Auto 3-speed changeover
- Defrost (low-temperature protection)
- Clock ( -T,-T74 )
- 7 days programmable ( -T74 )
- IR control ( -R )
- Blue backlight ( -L )
STATUS DISPLAY
- Working Status:
- Fan Speeds:
- Room temperature display
- Temperature setting
- Clock
- Week
SPECIFICATIONS
- Sensing element: NT C
- Accuracy: ±0.5℃
- Set-point range: 5 to 35 ℃ ℃
- Operating Temperature: 0~45℃
- Operating Humidity: 5~ 90%RH (non-condensing)
- Power supply: AC85 ～260V，50/60Hz
- Switch current rating: 2(1)A
- Power Consumption: < 2W
- Wirings: Screw-in terminals, each terminal capable of accepting 2 x 1.5 mm2 or 1 x2.5 mm2 wires
- Housing: ABS Flame Retardant
- Dimensions: 86 × 86 × 13 mm
- Hole pitch: 60mm
- Protection Class: IP30
- Display: LCD
OPERATION
- On/Off: Press“ ”to turn on, and press“”again to turn off a thermostat and its output.
- Setting temperature: Press“
” to reduce the set point, and press“
” to raise set point. - Mode Selection: Press “M” to change sy stem working in mode, the related icon will flash, and it will be confirmed automatically after 5 seconds. The ventilation function is invalid for 1002Y.
- Fan Speed Selection (1002DA/DB): Press “ ” to change fan speed among or “ (Auto)”.
- Under auto fan speed “ ”, the fan speed will be changed automatically. Auto LO W-speed When the difference between room temperature and set-point exceeds 1℃, Auto MED-speed When exceed 2℃, Auto HI-speed When exceeds 3℃.
Under manual fan speed: Press the “ ” button can select the fan speed as your required. And 
, (Med), or (Low) symbols will be displayed. - Control Damper (1002Y): The damper will be open when (1) the room temperature is higher than 1 ℃ set-point in cooling; (2) the room temperature is lower than 1℃ set-point in heating, Otherwise the damper will be closed.
- Control Motorized Valve (1002DA/DB): If the difference between room temperature and set-point exceeds 1 ℃, FCU Valve will be open; If room temperature and set-point are equal, 1002DA w ill close the FCU valve with the fan still running, 1002DB will close the FCU valve and Fan both.
Setting Clock (-T, -T74) :
- Clock Adjustment: Press “” till “mm” in “hh: mm” flashes and then press to adjust Minutes; press ” till “hh” in “hh:mm” flashes, then press “to adjust Hours;
- week Adjustment: Press “” till “Week” flashes and then press to adjust week;
Setting the Timer On and Timer Off (-T) :
- set sleep Function: Press“” till to “
”flash， To confirm, press the “” button， To cancel, press“”； - Timing ON Setting: Press “” till “” and “TIMER ON” flash together with “mm” in “hh: mm” flashing, then press “ to adjust Minutes; press “” till “hh” in “hh: mm” flashes, press to adjust Hours;
” Timing OFF Setting: Press “” till “” and “TIMER OFF” flash together with “mm” in “hh:mm” flashing, press to adjust Minutes; press “” till “hh” in “hh:mm” flashes, then press to adjust Hours;
” Timing ON Cancellation: Press “” till “ ” and “TIMER ON” flash together with “mm” in “hh:mm” flashing, then press “to adjust Minutes to “00”; press “” till “hh” in “hh:mm” flashes, then press to adjust Hours to “00”; - Timing OFF Cancellation: Press “” till “” and “TIMER OFF” flash together with “mm” in “hh:mm” flashing, then press to adjust Minutes to “00”; press “” till “hh” in “hh:mm” flashes, then press to adjust Hours to “00”.
Setting the program(-T74):
- Press “” for 3 seconds, and the number 1 and “Mo T u We Th Fr” are displayed. This indicates that you are able to program switching time 1 for the weekday.
- Use the Up/Down buttons to set the required start time. Press “” to accept this setting.
- Use the Up/Down button to set the required temp. Press to accept this setting.
- Repeat for switching times 2-4 week-day.
- After you have programmed times 1-4 for the weekday, you are now able to set the switching times for weekend
- Sa Su” will be displayed.
- Use the Up/Down buttons to set the required start time. Press to accept this setting.
- Use the Up/Down button to set the required temp. Press to accept this setting.
- Repeat for switching times 2-4 for the week-end.
Low-temperature protection mode:
- Low-temperature protection: When you enable this function, and the thermostat is off, and the RT is lower than 5℃, the thermostat will be on automatically and in heat mode, when the temperature is back to 7, the thermostat will be off ℃ automatically.
- Set low-temperature protection: Turn off the thermostat press“ m” and hold for 3 seconds, it will display parameters “00” or “01” adjust the parameter by using . “00” means disable low-temperature protection, “01” means enable low-temperature protection, the Factory default is “00”.
Press“” to quit this function.
WIRING DIAGRAMS
INSTALLATION
- Open the main control panel: put the screwdriver (3.5mm) into the block 4mm along the bevel. The prize up, open the clips.
- Take off the wires.
- As per the wiring diagram, connect it with terminals, fixed by the screwdriver.
- Put the connected thermostat onto the back panel in the wall, then fix it with the two screws in the packing box.
- Put the cover with a 30-degree angle, then fix them up in two clips;
- Push the places of the two down clips, fix the cover, and finish the installation.
Attention: wiring work should be done according to the wiring diagram. Water, mud et c. impurities should be kept outside of the thermostat, or the electric elements will be damaged!
REFERENCE:
DOWNLOAD MANUALS:
DELPHI MR1002 Room Temperature Control Thermostat User Manual
DELPHI MR1002 Room Temperature Control Thermostat User Manual