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- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Main Unit > Use of latched (battery backed) type auxiliary relay
FAQ
- Inquiries
Use of latched (battery backed) type auxiliary relay
The latched (battery backed) type auxiliary relay is not held.
- Category :
Answer
If the OUT instruction using a latched (battery backed) type auxiliary relay number exists in a sequence program, the information held may be overwritten by execution of the OUT instruction. Use the SET instruction instead of the OUT instruction for the device numbers that need to be held.
- Product Name
- FX1S, FX1N, FX1NC, FX3G, FX3GC, FX2N, FX2NC, FX3U, FX3UC
- Product Category
- Main Unit
- Series
- MELSEC-F Series
