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DC 12V -50 to +110 Temperature Control Switch Thermostat Thermometer

W1209 Temperature Control Switch
Item Code: TOP480935
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  • Description
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  • Control range: -50 ~ 110
  • Input Power: DC 12V
  • Resolution: -9.9-99.9 0.1 , other temperature ranges 1
  • Measuring inputs: NTC (10K 0.5%) Waterproof sensor 0.5M
  • Measurement accuracy: 0.1
  • Output range: 1 way 10A relay
  • Control accuracy: 0.1
  • Environmental requirements: -10-60 , humidity 20% -85%
  • Hysteresis accuracy: 0.1
  • Size: 48 * 40mm
  • Refresh rate: 0.5S
  • Power consumption: Static current: <= 35MA,attract current:<= 65MA
  • Temperature protection :0-110
  • Display Type: 0.28 " three digital display tube

How to use

Connect the power supply and the load, you can supply to the controller,Is displayed as a measured temperature,Press the SET button, the display flashes the temperature,Press + - to set the desired temperature,After setting press SET to confirm return,The controller automatically performs the relay by setting off!
Lights, LED status descriptions:Indicator: Off The relay is switched off, Always indicate the relay is closed.LED: Shows LL is the sensor open, showing HH is out of range, the thermostat will be forced to close the relay, the display --- as high temperature protection.
Parameter Function:Long press SET 5 seconds to enter the main menu settings, press the + - toggle P0 ... P8 long press SET or 10 seconds of no key activity confirmed their return to the controller 
Code          Code Description           Setting range         Factory setting
P0               Cooling /Heating                    C/H                          C
P1               Hysteresis setting               0.5-15                        2
P2               Highest setting upper limit   110                       110
P3               Lowest setting upper limit    -50                       -50
P4               Temperature correction        -7-7                        0
P5               Delay start time                    0-10 Minutes          0
P6               High temperature alarm     0-110                     OFF
Off state, long press + - boot to restore the factory settings

Shipping List

  • W1209 Module: 1pcs


(1) The Two main shipping methods

When you order from the smaring.com, you can choose your preferred shipping method on the Order Information page during the checkout process. The smaring.com offers the following TWO different international shipping methods:

Shipping Way

Shipping Company

Estimated Delivery Time

Tracking Information

Registered Post

China Post,HongKong Post, Singapore Post,etc.

7-39 days


Expedited Shipping

DHL, FeDex, UPS, EMS, etc.

6-13 days



(2) Free shipping on all orders over $50

If the total price of all orders in one time is over $50, and the total weight is less than 2kg, then, your order would be FREE shipped by Registered Post all over the world. 

(3) Tracking your order

All orders can be tracked in the site: http://www.17track.net. Open this site, and fill in the tracking number, like RS387577781CN (NOT order number), Then you can see the shipping information.

Any problem, please contact us by http://www.smaring.com/help/

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Any problem, please contact us by http://www.smaring.com/help/.

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