Start with the worksite
A phone may face two different kinds of exposure. A drop or a splash can damage the device itself. A flammable atmosphere introduces the separate question of whether that electrical equipment is suitable for the area. Record where the phone will be used and the classification assigned by the site.
Look at the whole assembly
An enclosure’s materials, seals, and construction affect how it manages impact and environmental exposure. For hazardous-location use, identify the precise phone, enclosure, and installation covered by the manufacturer’s documentation. Similar-looking products can carry different ratings.
Consider daily handling
Think about a normal shift: carrying the phone between work areas, reading the screen, and returning it for inspection or maintenance. Choose accessories and handling practices that the manufacturer permits for that configuration.
Prepare for installation
Ask who can install the enclosure and what to do if it is damaged. Those answers belong with the model number and its documentation when the device is issued to a worker.