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Changes for page LX3V-4LTC

Last modified by Devin Chen on 2024/11/22 09:42
From version 7.1
edited by Devin Chen
on 2024/10/09 11:36
Change comment: There is no comment for this version
To version 6.1
edited by Mora Zhou
on 2023/11/22 10:40
Change comment: There is no comment for this version

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1 -XWiki.DevinChen
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460 460  
461 461  The identification code or ID number for this Special Block is read from buffer memory BFM #30 by FROM instruction. This number for the LX3V-4LTC unit is K2130. The PLC can use this ID in program to identify the special block before commencing data transfer to and from the special block.
462 462  
463 -**Power-down retention flag BFM#42**
464 -
465 -First, configure the parameters to be saved, and then set the power-down retention flag BFM#42 to 1. This enables power-down retention for the configured parameters.
466 -
467 -The operation steps are illustrated as follows:
468 -
469 -1. Set the power-down retention register to a value of 100 (e.g., BFM#52 is set to 100).
470 -1. Set the power-down retention flag BFM#42 to 1 (data is saved at this point, and BFM#42 will automatically reset to zero upon completion).
471 -1. Change the data of the power-down retention register to 1000 (e.g., BFM#52 is set to 1000).
472 -1. Power off and then power on again. At this point, check the value of the power-down retention register, which should be 100 (e.g., BFM#52 shows a value of 100)."
473 -
474 474  **Error flag BFM #43, BFM#81, BFM#119, BFM#157 (Temperature control is stopped)**
475 475  
476 476  (((