Internet of Things Loget-260 4G Reusable Real-time Temperature & Humidity Data Logger Product Manual

Safety Instructions 

To ensure installing and using the product correctly, please read carefully and abide by the following instructions:

Battery

• Please use the original battery rather than any other ones, to avoid possible damage or error to device.
• Do not disassemble battery without permission. No squeezing, hitting, heating or burning the battery; otherwise battery may explode and lead to a fire.

External Power Supply

• When need external power supply, please use the provided power adapter. Any other power adapter  which does not meet the technical specifications is not allowed. Otherwise, due to which, the device may be damaged, or even cause a fire.
• If the device will not be in use fora long period of time, external power supply should be cut-off to avoid device burned-off and fire, meanwhile a discharge-charge maintenance should be performed to maintain the activity of lithium cell.

Device

• This device is prohibited to be used in environments with flammable or explosive gas, otherwise, an explosion / fire may be caused.
• Once peculiar smell emits from the device when in use, please cut off power supply immediately and contact manufacturer or supplier.

Precautions

• If the device will not be in use for a long period of time, the device should be removed and stored in the package box in a dry and cool environment.
• Any unauthorized change to the device by the user is not allowed, which may affect the accuracy, or even damage the device.
• Do not use the device outdoors, to avoid short circuit, burn, and other malfunctions caused by bad weather such as raining and thunder-lightings.
• Once the data logger is off-line (no data uploading) for a long period of time, please check its networking status. 
• Use the data logger within its measurement range.
• Do not impact the data logger with force.
• Measurement values of the data logger maybe affected by the following factors:
  • Temperature deviation: Stabilizing time too short for placing the device in the measurement environment. Near or even exposed to a heat / cold source.
  • Humidity deviation: Stabilizing time too short for placing the device in the measurement environment. Long time exposed to steam, fog, waterfall or condensation environment.
  • Pollution: Exposed to dust or other polluted environments.

3. Airplane mode

Open: long press the button for 5 seconds, the screen displays the logo, indicating that the flight mode is successfully started;

Close: long press the button for 5 seconds, the screen, sign indicates that the flight mode is closed.