<
From version < 74.4 >
edited by Xiaoling
on 2022/06/07 17:48
To version < 74.2 >
edited by Xiaoling
on 2022/06/07 17:47
>
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400 400  [[image:1654592856403-259.png]]
401 401  
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403 -(((
404 404  (% style="color:blue" %)**Step 5**(%%)**: add payload decode**
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406 406  
407 -(((
408 408  Download Datacake decoder from: [[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSNPK01/Decoder/]]
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412 412  [[image:1654592878525-845.png]]
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429 429  === 2.6.1 Before measurement ===
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431 431  (((
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433 433  If the LSPH01 has more than 7 days not use or just clean the pH probe. User should put the probe inside pure water for more than 24 hours for activation. If no put in water, user need to put inside soil for more than 24 hours to ensure the measurement accuracy. 
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439 439  === 2.6.2 Measurement ===
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443 443  (% style="color:#4f81bd" %)**Measurement the soil surface:**
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447 447  [[image:1654592946732-634.png]]
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449 449  
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451 451  Choose the proper measuring position. Split the surface soil according to the measured deep.
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453 453  
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455 455  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
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457 457  
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459 459  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
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461 461  
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463 463  Put soil over the probe after insert. And start to measure.
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471 471  (% style="color:#4f81bd" %)**Measurement inside soil:**
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473 473  
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475 475  Dig a hole with diameter > 20CM.
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477 477  
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479 479  Insert the probe inside, method like measure the surface.
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