Changes for page PS-LB/LS -- LoRaWAN Air Water Pressure Sensor User Manual
Last modified by Xiaoling on 2025/04/19 17:58
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... ... @@ -146,7 +146,18 @@ 146 146 * Operating temperature: 0℃~~50℃ 147 147 * Material: 316 stainless steels 148 148 149 +=== 1.4.3 Wireless Differential Air Pressure Sensor === 149 149 151 +[[image:image-20240511174954-1.png]] 152 + 153 +* Measuring Range: -100KPa~~0~~100KPa(Optional measuring range). 154 +* Accuracy: 0.5% F.S, resolution is 0.05%. 155 +* Overload: 300% F.S 156 +* Zero temperature drift: ±0.03%F.S/°C 157 +* Operating temperature: -20℃~~60℃ 158 +* Storage temperature: -20℃~~60℃ 159 +* Compensation temperature: 0~~50°C 160 + 150 150 == 1.5 Application and Installation == 151 151 152 152 === 1.5.1 Thread Installation Type === ... ... @@ -177,9 +177,13 @@ 177 177 [[image:1675071725288-579.png]] 178 178 179 179 180 - TheImmersion Type pressure sensor is shipped with the probe and device separately. When user got the device, below is the wiring to for connect the probe to the device.191 +Below is the wiring to for connect the probe to the device. 181 181 193 +The Immersion Type Sensor has different variant which defined by Ixx. For example, this means two points: 182 182 195 +* Cable Length: 10 Meters 196 +* Water Detect Range: 0 ~~ 10 Meters. 197 + 183 183 [[image:1675071736646-450.png]] 184 184 185 185 ... ... @@ -186,6 +186,31 @@ 186 186 [[image:1675071776102-240.png]] 187 187 188 188 204 + 205 +=== 1.5.3 Wireless Differential Air Pressure Sensor === 206 + 207 + 208 +(% style="color:blue" %)**Application:** 209 + 210 +Indoor Air Control & Filter clogging Detect. 211 + 212 +[[image:image-20240513100129-6.png]] 213 + 214 +[[image:image-20240513100135-7.png]] 215 + 216 + 217 +Below is the wiring to for connect the probe to the device. 218 + 219 +[[image:image-20240513093957-1.png]] 220 + 221 + 222 +Size of wind pressure transmitter: 223 + 224 +[[image:image-20240513094047-2.png]] 225 + 226 +Note: The above dimensions are measured by hand, and the numerical error of the shell is within ±0.2mm. 227 + 228 + 189 189 == 1.6 Sleep mode and working mode == 190 190 191 191 ... ... @@ -241,7 +241,6 @@ 241 241 [[image:image-20240109160800-6.png]] 242 242 243 243 244 - 245 245 === 1.10.2 for LS version === 246 246 247 247 ... ... @@ -552,15 +552,88 @@ 552 552 [[image:1675145081239-376.png]] 553 553 554 554 555 -== 2.6 F requencyPlans==594 +== 2.6 Datalog Feature (Since V1.1) == 556 556 596 +When a user wants to retrieve sensor value, he can send a poll command from the IoT platform to ask the sensor to send value in the required time slot. 557 557 598 + 599 + 600 +=== 2.6.1 Unix TimeStamp === 601 + 602 +CPL01 uses Unix TimeStamp format based on 603 + 604 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/1652861618065-927.png?width=705&height=109&rev=1.1||alt="1652861618065-927.png" height="109" width="705"]] 605 + 606 +Users can get this time from the link: [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] : 607 + 608 +Below is the converter example: 609 + 610 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/1652861637105-371.png?width=732&height=428&rev=1.1||alt="1652861637105-371.png"]] 611 + 612 + 613 +=== 2.6.2 Set Device Time === 614 + 615 +There are two ways to set the device's time: 616 + 617 + 618 +(% style="color:blue" %)**1. Through LoRaWAN MAC Command (Default settings)** 619 + 620 +Users need to set SYNCMOD=1 to enable sync time via the MAC command. 621 + 622 +Once CPL01 Joined the LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to CPL01. If CPL01 fails to get the time from the server, CPL01 will use the internal time and wait for the next time request ~[[[via Device Status (FPORT=5)>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/#H2.3.1DeviceStatus2CFPORT3D5]]]. 623 + 624 + 625 +(% style="color:red" %)**Note: LoRaWAN Server needs to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature.** 626 + 627 + 628 +(% style="color:blue" %)** 2. Manually Set Time** 629 + 630 +Users need to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server. 631 + 632 + 633 +=== 2.6.3 Poll sensor value === 634 + 635 +Users can poll sensor values based on timestamps. Below is the downlink command. 636 + 637 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:470px" %) 638 +|=(% colspan="4" style="width: 154px;background-color:#4F81BD;color:white" %)**Downlink Command to poll Open/Close status (0x31)** 639 +|(% style="background-color:#f2f2f2; width:70px" %)**1byte**|(% style="background-color:#f2f2f2; width:140px" %)**4bytes**|(% style="background-color:#f2f2f2; width:140px" %)((( 640 +((( 641 +**4bytes** 642 +))) 643 + 644 +((( 645 + 646 +))) 647 +)))|(% style="background-color:#f2f2f2; width:150px" %)**1byte** 648 +|(% style="background-color:#f2f2f2; width:70px" %)31|(% style="background-color:#f2f2f2; width:140px" %)Timestamp start|(% style="background-color:#f2f2f2; width:140px" %)Timestamp end|(% style="background-color:#f2f2f2; width:150px" %)Uplink Interval 649 + 650 +Timestamp start and Timestamp end-use Unix TimeStamp format as mentioned above. Devices will reply with all data logs during this period, using the uplink interval. 651 + 652 +For example, downlink command[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/image-20220518162852-1.png?rev=1.1||alt="image-20220518162852-1.png"]] 653 + 654 +Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data 655 + 656 +Uplink Internal =5s,means CPL01 will send one packet every 5s. range 5~~255s. 657 + 658 + 659 +=== 2.6.4 Decoder in TTN V3 === 660 + 661 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/1652862574387-195.png?width=722&height=359&rev=1.1||alt="1652862574387-195.png" height="359" width="722"]] 662 + 663 +Please check the decoder from this link: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]] 664 + 665 + 666 + 667 +== 2.7 Frequency Plans == 668 + 669 + 558 558 The PS-LB/LS uses OTAA mode and below frequency plans by default. Each frequency band use different firmware, user update the firmware to the corresponding band for their country. 559 559 560 560 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]] 561 561 562 562 563 -== 2. 7Firmware Change Log ==675 +== 2.8 Firmware Change Log == 564 564 565 565 566 566 **Firmware download link:** ... ... @@ -743,6 +743,12 @@ 743 743 744 744 (A->01,B->02,C->03,D->04,E->05,F->06,G->07,H->08,I->09,J->0A,K->0B,L->0C) 745 745 858 +When aa=02, it is the Differential Pressure Sensor , which converts the current into a pressure value; 859 + 860 +bb represents which type of pressure sensor it is. 861 + 862 +(0~~100Pa->01,0~~200Pa->02,0~~300Pa->03,0~~1KPa->04,0~~2KPa->05,0~~3KPa->06,0~~4KPa->07,0~~5KPa->08,0~~10KPa->09,-100~~ 100Pa->0A,-200~~ 200Pa->0B,-1~~ 1KPa->0C) 863 + 746 746 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 747 747 |(% style="background-color:#4f81bd; color:white; width:154px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:269px" %)**Function**|(% style="background-color:#4f81bd; color:white" %)**Response** 748 748 |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=?|(% style="background-color:#f2f2f2; width:269px" %)Get or Set the probe model.|(% style="background-color:#f2f2f2" %)0 ... ... @@ -762,10 +762,10 @@ 762 762 * Example 1: Downlink Payload: 080003 **~-~-->** AT+PROBE=0003 763 763 * Example 2: Downlink Payload: 080101 **~-~-->** AT+PROBE=0101 764 764 765 -=== 3.3.5 Multiple collections are one uplink (Since firmware V1.1)===883 +=== 3.3.5 Multiple collections are one uplink (Since firmware V1.1) === 766 766 767 767 768 -Added AT+STDC command to collect the voltage of VDC_INPUT multiple times and upload it at one time. 886 +Added AT+STDC command to collect the voltage of VDC_INPUT/IDC_INPUT multiple times and upload it at one time. 769 769 770 770 (% style="color:blue" %)**AT Command: AT** **+STDC** 771 771 ... ... @@ -773,7 +773,8 @@ 773 773 774 774 (% style="color:#037691" %)**aa:**(%%) 775 775 **0:** means disable this function and use TDC to send packets. 776 -**1:** means enable this function, use the method of multiple acquisitions to send packets. 894 +**1:** means that the function is enabled to send packets by collecting VDC data for multiple times. 895 +**2:** means that the function is enabled to send packets by collecting IDC data for multiple times. 777 777 (% style="color:#037691" %)**bb:**(%%) Each collection interval (s), the value is 1~~65535 778 778 (% style="color:#037691" %)**cc:**(%%)** **the number of collection times, the value is 1~~120 779 779 ... ... @@ -798,7 +798,7 @@ 798 798 799 799 (% style="color:blue" %)**Downlink Command: 0xAE** 800 800 801 -Format: Command Code (0x 08) followed by5bytes.920 +Format: Command Code (0xAE) followed by 4 bytes. 802 802 803 803 * Example 1: Downlink Payload: AE 01 02 58 12** ~-~-->** AT+STDC=1,600,18 804 804 ... ... @@ -837,6 +837,34 @@ 837 837 When downloading the images, choose the required image file for download. 838 838 839 839 959 +== 6.4 How to measure the depth of other liquids other than water? == 960 + 961 + 962 +Test the current values at the depth of different liquids and convert them to a linear scale. 963 +Replace its ratio with the ratio of water to current in the decoder. 964 + 965 +**Example:** 966 + 967 +Measure the corresponding current of the sensor when the liquid depth is 2.04m and 0.51m. 968 + 969 +**Calculate scale factor:** 970 +Use these two data to calculate the current and depth scaling factors:(7.888-5.035)/(2.04-0.51)=1.86470588235294 971 + 972 +**Calculation formula:** 973 + 974 +Use the calibration formula:(Current current - Minimum calibration current)/Scale factor + Minimum actual calibration height 975 + 976 +**Actual calculations:** 977 + 978 +Use this formula to calculate the value corresponding to the current at a depth of 1.5 meters: (6.918-5.035)/1.86470588235294+0.51=1.519810726 979 + 980 +**Error:** 981 + 982 +0.009810726 983 + 984 + 985 +[[image:image-20240329175044-1.png]] 986 + 840 840 = 7. Troubleshooting = 841 841 842 842 == 7.1 Water Depth Always shows 0 in payload == ... ... @@ -856,6 +856,7 @@ 856 856 857 857 [[image:image-20240109172423-7.png]](% style="display:none" %) 858 858 1006 +[[image:image-20240817150702-1.png]] 859 859 860 860 = 9. Packing Info = 861 861
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