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FX3UC Series Programmable Controllers
User’s Manual - Hardware Edition
11 Memory Cassette/Battery
11.5 FX3U-32BL (Battery)
11.5.7 Reading the date of manufacture
1. Reading the optional battery’s lot No.
Batteries with affixed nameplate labels are optional batteries.
2. Reading the battery’s year/month of manufacture [main unit’s internal battery]
Batteries without affixed nameplate labels (refer to item 1. above) are main unit internal batteries.
11.5.8 Battery Related Precautions
1) The FX3UC series uses a different battery type than those used for the FX2N (F2-40BL) and FX2NC
(FX2NC-32BL) series.
2) When performing battery-free operation, the clock stops when the main unit power is turned OFF.
FX
3U
-32BL
LOT.44
Connector
Year (Example: 2004)
Last digit of calendar
year
LOT.4 4
Model name
Month (Example: Apr)
1 to 9 : Jan to Sept.
X : Oct, Y : Nov, Z : Dec
Nameplate
............
0
4
1
0
0
1
0
4
1
0
0
1
Connector
0 4 1 0 0 1
Ref. No.
Year (Example: 2004) Last 2 digits of Western-calendar year
Month (Example: Apr)
1 to 9 : Jan to Sept.
0 : Oct, Y : Nov, Z : Dec
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