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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 101.2
edited by Xiaoling
on 2022/10/13 16:38
Change comment: There is no comment for this version
To version 102.1
edited by Bei Jinggeng
on 2022/10/28 17:08
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -21,8 +21,10 @@
21 21  (((
22 22  
23 23  
24 +(((
24 24  The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
25 25  )))
27 +)))
26 26  
27 27  (((
28 28  The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
... ... @@ -185,7 +185,6 @@
185 185  * Counting
186 186  
187 187  
188 -
189 189  == 1.4  Applications ==
190 190  
191 191  
... ... @@ -197,7 +197,6 @@
197 197  * Smart Factory
198 198  
199 199  
200 -
201 201  == 1.5 Hardware Variants ==
202 202  
203 203  
... ... @@ -213,11 +213,12 @@
213 213  )))
214 214  
215 215  
216 -
217 217  = 2. Power ON Device =
218 218  
219 219  
219 +(((
220 220  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
221 +)))
221 221  
222 222  (((
223 223  PWR will on when device is properly powered.
... ... @@ -276,12 +276,12 @@
276 276  
277 277  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
278 278  
279 -Add APP EUI in the application.
280 +**Add APP EUI in the application.**
280 280  
281 281  [[image:1653297955910-247.png||height="321" width="716"]]
282 282  
283 283  
284 -Add APP KEY and DEV EUI
285 +**Add APP KEY and DEV EUI**
285 285  
286 286  [[image:1653298023685-319.png]]
287 287  
... ... @@ -289,6 +289,8 @@
289 289  
290 290  (((
291 291  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
293 +
294 +
292 292  )))
293 293  
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -308,11 +308,12 @@
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
310 310  
311 -
312 312  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
313 313  
314 314  
317 +(((
315 315  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
319 +)))
316 316  
317 317  [[image:image-20220523174024-3.png]]
318 318  
... ... @@ -348,8 +348,6 @@
348 348  * [1] RO1 relay channel is close and the RO1 LED is ON.
349 349  * [0] RO2 relay channel is open and RO2 LED is OFF;
350 350  
351 -
352 -
353 353  **LT22222-L:**
354 354  
355 355  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -369,7 +369,9 @@
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
374 +(((
372 372  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
376 +)))
373 373  
374 374  (((
375 375  Total : 11 bytes payload
... ... @@ -401,11 +401,15 @@
401 401  (% class="box infomessage" %)
402 402  (((
403 403  (((
408 +(((
404 404  **AT+MOD=2**
410 +)))
405 405  
412 +(((
406 406  **ATZ**
407 407  )))
408 408  )))
416 +)))
409 409  
410 410  (((
411 411  
... ... @@ -465,11 +465,15 @@
465 465  (% class="box infomessage" %)
466 466  (((
467 467  (((
476 +(((
468 468  **AT+MOD=3**
478 +)))
469 469  
480 +(((
470 470  **ATZ**
471 471  )))
472 472  )))
484 +)))
473 473  
474 474  (((
475 475  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -480,9 +480,13 @@
480 480  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
481 481  
482 482  
495 +(((
483 483  **LT22222-L**: This mode the DI1 is used as a counting pin.
497 +)))
484 484  
499 +(((
485 485  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
501 +)))
486 486  
487 487  [[image:image-20220523181903-8.png]]
488 488  
... ... @@ -510,14 +510,17 @@
510 510  (% class="box infomessage" %)
511 511  (((
512 512  (((
529 +(((
513 513  **AT+MOD=4**
531 +)))
514 514  
533 +(((
515 515  **ATZ**
516 516  )))
517 517  )))
537 +)))
518 518  
519 519  
520 -
521 521  (((
522 522  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
523 523  )))
... ... @@ -571,11 +571,15 @@
571 571  (% class="box infomessage" %)
572 572  (((
573 573  (((
593 +(((
574 574  **AT+MOD=5**
595 +)))
575 575  
597 +(((
576 576  **ATZ**
577 577  )))
578 578  )))
601 +)))
579 579  
580 580  (((
581 581  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -723,7 +723,6 @@
723 723  
724 724  
725 725  
726 -
727 727  === 3.3.7 Payload Decoder ===
728 728  
729 729  (((
... ... @@ -737,11 +737,15 @@
737 737  == 3.4 ​Configure LT via AT or Downlink ==
738 738  
739 739  
762 +(((
740 740  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
764 +)))
741 741  
742 742  (((
767 +(((
743 743  There are two kinds of Commands:
744 744  )))
770 +)))
745 745  
746 746  * (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
747 747  
... ... @@ -752,7 +752,9 @@
752 752  === 3.4.1 Common Commands ===
753 753  
754 754  
781 +(((
755 755  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
783 +)))
756 756  
757 757  
758 758  
... ... @@ -898,8 +898,6 @@
898 898  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
899 899  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
900 900  
901 -
902 -
903 903  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
904 904  
905 905  
... ... @@ -1565,13 +1565,13 @@
1565 1565  We take the wind speed sensor as an example for reference only.
1566 1566  
1567 1567  
1568 -**Specifications of the wind speed sensor:**
1594 +(% style="color:blue" %)**Specifications of the wind speed sensor:**
1569 1569  
1570 -Red:  12~~24v
1596 +**Red:  12~~24v**
1571 1571  
1572 -Yellow:  4~~20mA
1598 +**Yellow:  4~~20mA**
1573 1573  
1574 -Black:  GND
1600 +**Black:  GND**
1575 1575  
1576 1576  
1577 1577  **Connection diagram:**
... ... @@ -1609,8 +1609,14 @@
1609 1609  == 4.1 Access AT Command ==
1610 1610  
1611 1611  
1638 +(((
1612 1612  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1640 +)))
1613 1613  
1642 +(((
1643 +
1644 +)))
1645 +
1614 1614  [[image:1653358238933-385.png]]
1615 1615  
1616 1616  
... ... @@ -1638,7 +1638,7 @@
1638 1638  )))
1639 1639  
1640 1640  (((
1641 -AT+<CMD>=?       : Get the value
1673 +AT+<CMD>=?       :  Get the value
1642 1642  )))
1643 1643  
1644 1644  (((
... ... @@ -1666,11 +1666,11 @@
1666 1666  )))
1667 1667  
1668 1668  (((
1669 -AT+APPSKEY: Get or Set the Application Session Key
1701 +AT+APPSKEY:  Get or Set the Application Session Key
1670 1670  )))
1671 1671  
1672 1672  (((
1673 -AT+APPEUI: Get or Set the Application EUI
1705 +AT+APPEUI:  Get or Set the Application EUI
1674 1674  )))
1675 1675  
1676 1676  (((
... ... @@ -1682,7 +1682,7 @@
1682 1682  )))
1683 1683  
1684 1684  (((
1685 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1717 +AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1686 1686  )))
1687 1687  
1688 1688  (((
... ... @@ -1718,7 +1718,7 @@
1718 1718  )))
1719 1719  
1720 1720  (((
1721 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1753 +AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1722 1722  )))
1723 1723  
1724 1724  (((
... ... @@ -1762,7 +1762,7 @@
1762 1762  )))
1763 1763  
1764 1764  (((
1765 -AT+VER: Get current image version and Frequency Band
1797 +AT+VER:  Get current image version and Frequency Band
1766 1766  )))
1767 1767  
1768 1768  (((
... ... @@ -1770,7 +1770,7 @@
1770 1770  )))
1771 1771  
1772 1772  (((
1773 -AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1805 +AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1774 1774  )))
1775 1775  
1776 1776  (((
... ... @@ -1819,40 +1819,42 @@
1819 1819  (((
1820 1820  
1821 1821  
1822 -**If device has not joined network yet:**
1854 +(((
1855 +(% style="color:blue" %)**If device has not joined network yet:**
1823 1823  )))
1857 +)))
1824 1824  
1825 1825  (((
1826 -(% style="background-color:#dcdcdc" %)123456
1860 +(% style="background-color:#dcdcdc" %)**123456**
1827 1827  )))
1828 1828  
1829 1829  (((
1830 -(% style="background-color:#dcdcdc" %)AT+FDR
1864 +(% style="background-color:#dcdcdc" %)**AT+FDR**
1831 1831  )))
1832 1832  
1833 1833  (((
1834 -(% style="background-color:#dcdcdc" %)123456
1868 +(% style="background-color:#dcdcdc" %)**123456**
1835 1835  )))
1836 1836  
1837 1837  (((
1838 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1872 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1839 1839  )))
1840 1840  
1841 1841  (((
1842 -(% style="background-color:#dcdcdc" %)ATZ
1876 +(% style="background-color:#dcdcdc" %)**ATZ**
1843 1843  )))
1844 1844  
1845 1845  
1846 1846  (((
1847 -**If device already joined network:**
1881 +(% style="color:blue" %)**If device already joined network:**
1848 1848  )))
1849 1849  
1850 1850  (((
1851 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1885 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1852 1852  )))
1853 1853  
1854 1854  (((
1855 -(% style="background-color:#dcdcdc" %)ATZ
1889 +(% style="background-color:#dcdcdc" %)**ATZ**
1856 1856  )))
1857 1857  
1858 1858  
... ... @@ -1862,55 +1862,57 @@
1862 1862  (((
1863 1863  
1864 1864  
1865 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1899 +(((
1900 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1866 1866  )))
1902 +)))
1867 1867  
1868 1868  (((
1869 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1905 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1870 1870  )))
1871 1871  
1872 1872  (((
1873 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1909 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1874 1874  )))
1875 1875  
1876 1876  (((
1877 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1913 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1878 1878  )))
1879 1879  
1880 1880  (((
1881 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1917 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1882 1882  )))
1883 1883  
1884 1884  (((
1885 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1921 +(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1886 1886  )))
1887 1887  
1888 1888  (((
1889 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1925 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1890 1890  )))
1891 1891  
1892 1892  (((
1893 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1929 +(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1894 1894  )))
1895 1895  
1896 1896  (((
1897 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1933 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1898 1898  )))
1899 1899  
1900 1900  (((
1901 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1937 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1902 1902  )))
1903 1903  
1904 1904  (((
1905 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1941 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1945 +(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1949 +(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1914 1914  
1915 1915  
1916 1916  )))
... ... @@ -1920,11 +1920,15 @@
1920 1920  )))
1921 1921  
1922 1922  (((
1923 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1924 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1925 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1926 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1959 +**~1. Make sure the device is set to ABP mode in the IoT Server.**
1927 1927  
1961 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1962 +
1963 +**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1964 +dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1965 +
1966 +**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
1967 +
1928 1928  
1929 1929  )))
1930 1930  
... ... @@ -1940,12 +1940,15 @@
1940 1940  === 4.2.3 Change to Class A ===
1941 1941  
1942 1942  
1943 -If sensor JOINED
1944 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1945 -ATZ
1983 +(((
1984 +(% style="color:blue" %)If sensor JOINED:
1946 1946  
1986 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1987 +ATZ**
1988 +)))
1947 1947  
1948 1948  
1991 +
1949 1949  = 5. FAQ =
1950 1950  
1951 1951  
... ... @@ -1969,8 +1969,10 @@
1969 1969  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1970 1970  
1971 1971  
2015 +(((
1972 1972  (% style="color:blue" %)**For LT-22222-L**(%%):
1973 1973  Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
2018 +)))
1974 1974  
1975 1975  
1976 1976  )))
... ... @@ -2051,16 +2051,15 @@
2051 2051  )))
2052 2052  
2053 2053  (((
2054 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2055 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2056 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2057 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2058 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2059 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2060 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2061 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2062 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2063 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2099 +(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2100 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2101 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2102 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2103 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2104 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2105 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2106 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2107 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2064 2064  )))
2065 2065  
2066 2066  
... ... @@ -2083,7 +2083,7 @@
2083 2083  == 5.5 Can i use point to point communication for LT-22222-L? ==
2084 2084  
2085 2085  
2086 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2130 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2087 2087  
2088 2088  
2089 2089  
... ... @@ -2102,10 +2102,13 @@
2102 2102  After restart, the status before power failure will be read from flash.
2103 2103  
2104 2104  
2149 +
2105 2105  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2106 2106  
2152 +
2107 2107  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2108 2108  
2155 +
2109 2109  [[image:image-20221006170630-1.png||height="610" width="945"]]
2110 2110  
2111 2111  
... ... @@ -2173,7 +2173,6 @@
2173 2173  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2174 2174  
2175 2175  
2176 -
2177 2177  = 8. Packing Info =
2178 2178  
2179 2179  
... ... @@ -2192,7 +2192,6 @@
2192 2192  * Weight / pcs : 170g
2193 2193  
2194 2194  
2195 -
2196 2196  = 9. Support =
2197 2197  
2198 2198