Mitsubishi Electric A800 Plus Instruction Manual page 10

How to read the SERIAL number
Rating plate example
  
Symbol Year Month
SERIAL
Accessory
• Earthing (grounding) cable (1): For connection with a communication option.(Ethernet model) (Refer to
• CD-ROM (1): Including the Instruction Manual (Detailed) and other documents.
The SERIAL consists of one symbol, two characters indicating the production

year and month, and six characters indicating the control number.
Control number
The last digit of the production year is indicated as the Year, and the Month is
indicated by 1 to 9, X (October), Y (November), or Z (December).
Product checking and accessories
page
INTRODUCTION
69.)
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9