Below is example of the signal strength of the reservoir site

Fig 2- signal strength of reservoir

From this figure, I get to know the status of site119 is in GOOD status and the sim card that using Digi. Beside that, it also display the temperature of the modem,45 Celsius and is in the normal status, if the temperature too high, it will spoil the modem. To solute this problem, in the panel, we will fix one fan that need 24V to suck the hot air out. The way of checking the signal strength in pump house is different. Here is the figure that shows the pump house signal strength.