Year Of Manufacture
To identify the year and month of manufacture, refer to the two-digit marking placed adjacent
to the serial number on the instrument label according to the following table:
Year First digit Year code Month Second digit Month code
2014 R January 1
2015 S February 2
2016 T March 3
2017 U April 4
2018 V May 5
2019 W June 6
2020 A July 7
2021 B August 8
2022 C September 9
2023 D October A
2024 E November B
2025 F December C
Example: “RA” indicates that the monitor is manufactured in the month of October in the year
2014.
BW RigRat 103 User Manual