5.4.7 Configure Temperature Threshold Parameters
This section describes how to configure temperature threshold parameters.
Configure by ToolBox
- On the homepage of ToolBox, click Setting to enter the Setting page.
- On the top bar, select Device tab.

- On the Threshold page, select the threshold alarm type to enable and
configure the threshold parameters.
Alarm Type Description Temperature When the ambient temperature is above or below the threshold value, report a threshold alarm packet instantly. Only when the threshold is released and re-triggered, will the device report the alarm again. 
Persistent Low Temperature When the ambient temperature is below the target temperature by a difference value and lasts for a duration, report a threshold alarm packet instantly. When the threshold is released, report an alarm release packet. 
Persistent High Temperature When the ambient temperature is above the target temperature by a difference value and lasts for a duration, report a threshold alarm packet instantly. When the threshold is released, report an alarm release packet. 
- Click Write in the lower right corner, and
put the NFC detection area of the phone close to the NFC antenna of device.
If the configuration succeeds, the following page is displayed.

Configure by Downlink
- JSON Command: temperature_alarm_config
- Raw Hex Command: Configure Temperature Threshold Parameters