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About Delta
Delta, founded in 1971, is a global provider of power and thermal management solutions. Its mission statement, "To provide innovative, clean and energy-efficient solutions for a better tomorrow," focuses on addressing key environmental issues such as global climate change. As an energy-saving solutions provider with core competencies in power electronics and automation, Delta's business categories include Power Electronics, Mobility, Automation, and Infrastructure.

Technical note

Required equipment: USB mini cable, USB micro cable, USB AB cable, laptop

Figure 1. USB mini cable, USB micro cable, USB AB cable, laptop
 

Required software: Tera Term Version 4.106


Figure 2. Tera Term Version 4.106

 

1. Choose the correct USB cable according to the version of the GW board and connect it to the GW board and the laptop.

Figure 3. GW board


 

2. Open Tera Term and select Serial, then select the correct port: COM…: USB Serial Device (COM…)

Figure 3. Tera Term - setting

3. Enter the password: druk3=0 (write only, there is no field for username or PSW)

Figure 4. Tera Term login

4. Check the following parameters. 

Figure 5. GW board environment



T1 – temperature of radiator
T2 – temperature of controller
T3 – temperature in the bottom part of cabinet
T4 – highest internal temperature of all rectifiers
RH2, RH3 – humidity [%]
PWM1 – width [%] of PWM Control Signal to door fans in the low voltage and AC part of cabinet
PWM2 – width [%] of PWM Control Signal to door fans in the top part of cabinet
For all parameters (T1,T2,T3,T4,RH2,RH3), the value ‘999.9’ means no reading from the sensor therefore sensor must be replaced.

 
 
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Keywords: humidity sensor, power unit missing, gateway, gate way