Description: alphanumeric string defined by the OEM identifying a specific piece of equipment; Name: Producer serial number
Description: Unique combination of numbers and letters used to identify the device once it has been manufactured; Name: Serial number
Description: norm/stipulation describing the explosion protection. The explosion protection type, the device category, the temperature class as well as the device / explosion group are taken from this norm. The type and number of the norm/stipulation with issue year and issue month must be given; Name: Reference norm of the explosion protection