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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 175.22
edited by Xiaoling
on 2022/06/15 11:09
Change comment: There is no comment for this version
To version 176.4
edited by Xiaoling
on 2022/06/15 11:33
Change comment: There is no comment for this version

Summary

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6 6  
7 7  **Table of Contents:**
8 8  
9 +{{toc/}}
9 9  
10 10  
11 11  
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508 508  * Solid ON for 5 seconds once device successful Join the network.
509 509  * Blink once when device transmit a packet.
510 510  
512 +
513 +
514 +
511 511  == 2.7  ​Firmware Change Log ==
512 512  
513 513  
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528 528  == 2.8  Battery Analysis ==
529 529  
530 530  
531 -
532 -
533 533  === 2.8.1  Battery Type ===
534 534  
535 535  The LDDS20 battery is a combination of a 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
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547 547  [[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
548 548  )))
549 549  
550 - [[image:image-20220615102527-16.png]]
552 + [[image:image-20220615111024-1.png]]
551 551  
552 552  
553 553  
554 -== 2.8.2  Battery Note ==
556 +=== 2.8.2  Battery Note ===
555 555  
556 556  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to uplink data, then the battery life may be decreased.
557 557  
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560 560  === 2.8.3  Replace the battery ===
561 561  
562 562  (((
563 -You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
564 -)))
565 +You can change the battery in the NBSN95.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
565 565  
566 -(((
567 -
568 -)))
569 569  
570 -(((
571 -The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
568 +The default battery pack of NBSN95 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
572 572  )))
573 573  
574 574  
575 575  
576 -== 2.8.4  Battery Life Analyze ==
573 +=== 2.8.4  Battery Life Analyze ===
577 577  
578 578  Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
579 579  
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1 +XWiki.Xiaoling
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