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Turquoise -> TX(2)
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Purple -> RX(3)
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Black -> GND(1)
 
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If the equipment does not receive information from the thermograph, you can check port speed by accessing the Configuration Menu:
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Press the blue and red button together until Enter PIN code is displayed. Press the blue button 4 times (pin code 1111). Use the red button to scroll through the options.
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Option ENG Display > OFF must be set to ON moving the cursor with the ◄ and ► keys.
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Continue scrolling through options until you find Baud Rate > 9600. Value must be 9600, otherwise adjust it moving with the ◄ and ► keys and adjusting with the ▲ and ▼ keys.
 
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                                          Almost done!                  
                  
                                          Finish Line