User Manual
Wahl DHS520
1.3 Nomenclature
The instrument detail label is positioned centrally, on the right-hand side of the
Wahl DHS520/520B casing. The Instrument Type specifies the
thermometer variant and the Serial Number is a unique identification number,
incorporating the manufacture date code (see Fig. 2)
Upon receipt of the instrument, make a note of the Instrument Type and Serial
Number in the spaces provided below.
Instrument Type:
Serial Number:
100 - (550 to 3000° C/1022 to 5432° F, 1µm wavelength)
B - ('Bluetooth' communications variant)
123456 - (unique instrument serial number)
01 - (date code)
315002
Fig. 2 Wahl DHS520/520B portable thermometer nomenclature
A second instrument label is positioned on the instrument chassis, in the battery
compartment. This label displays the instrument serial number, the unique
'Bluetooth' address (Wahl DHS520B variants only) and the recommended battery
details.
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