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Last modified by Xiaoling on 2024/09/24 15:37
From version 6.1
edited by Karry Zhuang
on 2024/09/23 18:35
Change comment: There is no comment for this version
To version 5.2
edited by Xiaoling
on 2024/09/23 17:27
Change comment: There is no comment for this version

Summary

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1 -XWiki.karry
1 +XWiki.Xiaoling
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159 159  Humidity(SHT20 or SHT31)
160 160  )))|(% style="width:53px" %)Bat
161 161  
162 +
162 162  === 2.1.4 MOD~=4 (3 x DS18B20) ===
163 163  
164 164  
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729 729  b) If the output duration is more than 30 seconds, better to use external power source. 
730 730  )))
731 731  
733 +
732 732  === 2.2.13 Working MOD ===
733 733  
734 734  
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753 753  
754 754  = 3. PS-LB-NA connects to third-party sensors =
755 755  
756 -PS-LB-NA might connect to different kind of probes, 4~~20mA represent the full scale of the measuring range. So a 12mA output means different meaning for different probe. 
757 757  
758 758  
759 -**For example.**
760 760  
761 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:500px" %)
762 -|(% style="background-color:#4f81bd; color:white; width:150px" %)**Probe Type**|(% style="background-color:#4f81bd; color:white; width:150px" %)**4~~20mA scale for this probe**|(% style="background-color:#4f81bd; color:white; width:200px" %)**Example: 12mA actually meaning for this probe**
763 -|(% style="background-color:#f2f2f2; width:206px" %)PH Combination Electrodes|(% style="background-color:#f2f2f2; width:222px" %)0 ~~ 14 pH|(% style="background-color:#f2f2f2; width:356px" %)PH Value: 7
764 -|(% style="background-color:#f2f2f2; width:206px" %)Water Pressure Sensor|(% style="background-color:#f2f2f2; width:222px" %)0~~5 meters|(% style="background-color:#f2f2f2; width:356px" %)2.5 meters pure water
765 -|(% style="background-color:#f2f2f2; width:206px" %)Pressure transmitter probe|(% style="background-color:#f2f2f2; width:222px" %)0~~1MPa|(% style="background-color:#f2f2f2; width:356px" %)0.5MPa air / gas or water pressure
766 766  
767 -User can set different probe model for above probes. So IoT server is able to se identical how it should parse the 4~~20mA or 0~~30v sensor value and get the correct value.
768 768  
769 769  
770 -=== 2.3.5 0~~20mA value (IDC_IN) ===
771 771  
772 772  
773 -(% style="color:#037691" %)**Payload Example**:
774 774  
775 -27AE(H) = 10158 (D)/1000 = 10.158mA.
776 776  
777 777  
778 -[[image:image-20230821150704-1.png||height="180" width="609"]]
779 779  
780 -**Connect to a 2 wire 4~~20mA sensor.**
781 781  
782 -[[image:image-20230225154759-1.png||height="408" width="741"]]
783 783  
784 784  
785 -=== 2.3.6 0~~30V value ( pin VDC_IN) ===
786 786  
787 787  
788 -Measure the voltage value. The range is 0 to 30V.
789 789  
790 -(% style="color:#037691" %)**Example**:
791 -
792 -138E(H) = 5006(D)/1000= 5.006V
793 -
794 -
795 -=== 2.3.7 IN1&IN2&INT pin ===
796 -
797 -
798 -IN1 and IN2 are used as digital input pins.
799 -
800 -(% style="color:#037691" %)**Example**:
801 -
802 -09 (H): (0x09&0x08)>>3=1    IN1 pin is high level.
803 -
804 -09 (H): (0x09&0x04)>>2=0    IN2 pin is low level.
805 -
806 -
807 -This data field shows if this packet is generated by (% style="color:blue" %)**Interrupt Pin** (%%)or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up. Note: The Internet Pin is a separate pin in the screw terminal.
808 -
809 -(% style="color:#037691" %)**Example:**
810 -
811 -09 (H): (0x09&0x02)>>1=1    The level of the interrupt pin.
812 -
813 -09 (H): 0x09&0x01=1              0x00: Normal uplink packet.
814 -
815 -0x01: Interrupt Uplink Packet.
816 -
817 -
818 -=== 2.3.8 Sensor value, FPORT~=7 ===
819 -
820 -
821 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:504px" %)
822 -|(% style="background-color:#4f81bd; color:white; width:94px" %)(((
823 -**Size(bytes)**
824 -)))|(% style="background-color:#4f81bd; color:white; width:43px" %)**2**|(% style="background-color:#4f81bd; color:white; width:367px" %)**n**
825 -|(% style="background-color:#f2f2f2; width:94px" %)Value|(% style="background-color:#f2f2f2; width:43px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="background-color:#f2f2f2; width:367px" %)(((
826 -Voltage value, each 2 bytes is a set of voltage values.
827 -)))
828 -
829 -[[image:image-20230220171300-1.png||height="207" width="863"]]
830 -
831 -Multiple sets of data collected are displayed in this form：
832 -
833 -[voltage value1], [voltage value2], [voltage value3],…[voltage value n/2]
834 -
835 -
836 -=== 2.3.9 ​Decode payload in The Things Network ===
837 -
838 -
839 -While using TTN network, you can add the payload format to decode the payload.
840 -
841 -
842 -[[image:1675144839454-913.png]]
843 -
844 -
845 -PS-LB-NA TTN Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
846 -
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864 864