14
PIM00504
Notes on Nomenclature
(1) If there is no option, the code ends at (d).
Example: EHU2504-40
(2) When a unit option is added to the basic unit, one letter of the alphabet “N” is inserted.
Example: EHU2504-40-N-(unit option)
(3) When a controller option is selected, the relevant letters of the alphabet (from 1 to 4 characters)
are allocated.
Examples: EHU2504-40-C-(option)
EHU2504-40-SC-(option)
(4) If there is no unit option, the code is terminated at the controller option, and “-” (the hyphen) is
deleted.
Example: EHU2504-40-SC
(5) Regarding codes for other options or non-standard unit control number:
(1) Codes for other options shall comprise up to six digits of alphabetic characters, in ascending
sequence with left-alignment.
(2) Non-standard unit number shall comprise three numerical digits.
Examples:
-BFGJKL, -123
* (1) and (2) shall not be combined. Bad example: -BG001
2.2.2 Manufacturing
number
(i) (j) (k)
(l)
∗∗ ∗∗ − ∗∗
−
∗∗∗∗∗
(j)
Hardware change history
(k) Software
change
history
(l)
Month/year of production
(m) Serial number
