Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -92,6 +92,7 @@ 92 92 * Automatic RF Sense and CAD with ultra-fast AFC. 93 93 * Packet engine up to 256 bytes with CRC 94 94 95 + 95 95 == 1.3 Features == 96 96 97 97 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -235,11 +235,15 @@ 235 235 236 236 ((( 237 237 ((( 239 +((( 238 238 There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 239 239 ))) 242 +))) 240 240 241 241 ((( 245 +((( 242 242 (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1 247 +))) 243 243 244 244 245 245 ))) ... ... @@ -548,6 +548,7 @@ 548 548 549 549 550 550 556 + 551 551 ==== **RS485 Debug Command** ==== 552 552 553 553 ((( ... ... @@ -668,85 +668,161 @@ 668 668 669 669 670 670 677 + 671 671 ==== **Set Payload version** ==== 672 672 680 +((( 673 673 This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 682 +))) 674 674 675 -* **AT Command:** 684 +* ((( 685 +**AT Command:** 686 +))) 676 676 677 677 (% class="box infomessage" %) 678 678 ((( 690 +((( 679 679 **AT+PAYVER: Set PAYVER field = 1** 680 680 ))) 693 +))) 681 681 682 -* **Downlink Payload:** 695 +* ((( 696 +**Downlink Payload:** 697 +))) 683 683 699 +((( 684 684 **0xAE 01** ~-~-> Set PAYVER field = 0x01 701 +))) 685 685 703 +((( 686 686 **0xAE 0F** ~-~-> Set PAYVER field = 0x0F 705 +))) 687 687 688 688 689 689 709 + 690 690 ==== **Set RS485 Sampling Commands** ==== 691 691 712 +((( 692 692 AT+COMMANDx or AT+DATACUTx 714 +))) 693 693 716 +((( 694 694 These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 718 +))) 695 695 720 +((( 721 + 722 +))) 696 696 697 -* **AT Command:** 724 +* ((( 725 +**AT Command:** 726 +))) 698 698 699 699 (% class="box infomessage" %) 700 700 ((( 730 +((( 701 701 **AT+COMMANDx: Configure RS485 read command to sensor.** 702 702 ))) 733 +))) 703 703 704 704 (% class="box infomessage" %) 705 705 ((( 737 +((( 706 706 **AT+DATACUTx: Configure how to handle return from RS485 devices.** 707 707 ))) 740 +))) 708 708 742 +((( 743 + 744 +))) 709 709 710 -* **Downlink Payload:** 746 +* ((( 747 +**Downlink Payload:** 748 +))) 711 711 750 +((( 712 712 **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 752 +))) 713 713 754 +((( 714 714 (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 756 +))) 715 715 758 +((( 716 716 Format: AF MM NN LL XX XX XX XX YY 760 +))) 717 717 762 +((( 718 718 Where: 764 +))) 719 719 720 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 721 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 722 -* LL: The length of AT+COMMAND or AT+DATACUT command 723 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 724 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 766 +* ((( 767 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 768 +))) 769 +* ((( 770 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 771 +))) 772 +* ((( 773 +LL: The length of AT+COMMAND or AT+DATACUT command 774 +))) 775 +* ((( 776 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 777 +))) 778 +* ((( 779 +YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 780 +))) 725 725 782 +((( 726 726 **Example:** 784 +))) 727 727 786 +((( 728 728 (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 788 +))) 729 729 790 +((( 730 730 (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10** 792 +))) 731 731 794 +((( 732 732 (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10** 796 +))) 733 733 734 734 735 735 800 + 736 736 ==== **Fast command to handle MODBUS device** ==== 737 737 803 +((( 738 738 AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 805 +))) 739 739 807 +((( 740 740 This command is valid since v1.3 firmware version 809 +))) 741 741 811 +((( 742 742 AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 813 +))) 743 743 815 +((( 816 + 817 +))) 744 744 819 +((( 745 745 **Example:** 821 +))) 746 746 747 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 748 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 749 -* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 823 +* ((( 824 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 825 +))) 826 +* ((( 827 +AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 828 +))) 829 +* ((( 830 +AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 831 +))) 750 750 751 751 [[image:image-20220602165351-6.png]] 752 752 ... ... @@ -754,200 +754,372 @@ 754 754 755 755 756 756 839 + 757 757 ==== **RS485 command timeout** ==== 758 758 842 +((( 759 759 Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action. 844 +))) 760 760 846 +((( 761 761 Default value: 0, range: 0 ~~ 65 seconds 848 +))) 762 762 763 -* **AT Command:** 850 +* ((( 851 +**AT Command:** 852 +))) 764 764 765 765 (% class="box infomessage" %) 766 766 ((( 856 +((( 767 767 **AT+CMDDLaa=hex(bb cc)*1000** 768 768 ))) 859 +))) 769 769 861 +((( 770 770 **Example:** 863 +))) 771 771 865 +((( 772 772 **AT+CMDDL1=1000** to send the open time to 1000ms 867 +))) 773 773 869 +((( 870 + 871 +))) 774 774 775 -* **Downlink Payload:** 873 +* ((( 874 +**Downlink Payload:** 875 +))) 776 776 877 +((( 777 777 **0x AA aa bb cc** 879 +))) 778 778 881 +((( 779 779 Same as: AT+CMDDLaa=hex(bb cc)*1000 883 +))) 780 780 885 +((( 781 781 **Example:** 887 +))) 782 782 889 +((( 783 783 0xAA 01 00 01 ~-~-> Same as **AT+CMDDL1=1000 ms** 891 +))) 784 784 785 785 786 786 895 + 787 787 ==== **Uplink payload mode** ==== 788 788 898 +((( 789 789 Define to use one uplink or multiple uplinks for the sampling. 900 +))) 790 790 902 +((( 791 791 The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 904 +))) 792 792 793 -* **AT Command:** 906 +* ((( 907 +**AT Command:** 908 +))) 794 794 795 795 (% class="box infomessage" %) 796 796 ((( 912 +((( 797 797 **AT+DATAUP=0** 798 798 ))) 915 +))) 799 799 800 800 (% class="box infomessage" %) 801 801 ((( 919 +((( 802 802 **AT+DATAUP=1** 803 803 ))) 922 +))) 804 804 924 +((( 925 + 926 +))) 805 805 806 -* **Downlink Payload:** 928 +* ((( 929 +**Downlink Payload:** 930 +))) 807 807 932 +((( 808 808 **0xAD 00** **~-~->** Same as AT+DATAUP=0 934 +))) 809 809 936 +((( 810 810 **0xAD 01** **~-~->** Same as AT+DATAUP=1 938 +))) 811 811 812 812 813 813 942 + 814 814 ==== **Manually trigger an Uplink** ==== 815 815 945 +((( 816 816 Ask device to send an uplink immediately. 947 +))) 817 817 818 -* **AT Command:** 949 +* ((( 950 +**AT Command:** 951 +))) 819 819 953 +((( 820 820 No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 955 +))) 821 821 957 +((( 958 + 959 +))) 822 822 823 -* **Downlink Payload:** 961 +* ((( 962 +**Downlink Payload:** 963 +))) 824 824 965 +((( 825 825 **0x08 FF**, RS485-LN will immediately send an uplink. 967 +))) 826 826 827 827 828 828 971 + 829 829 ==== **Clear RS485 Command** ==== 830 830 974 +((( 831 831 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 976 +))) 832 832 833 -* **AT Command:** 978 +* ((( 979 +**AT Command:** 980 +))) 834 834 982 +((( 835 835 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 984 +))) 836 836 986 +((( 837 837 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 988 +))) 838 838 990 +((( 839 839 Example screen shot after clear all RS485 commands. 992 +))) 840 840 994 +((( 995 + 996 +))) 841 841 998 +((( 842 842 The uplink screen shot is: 1000 +))) 843 843 844 844 [[image:1654160691922-496.png]] 845 845 846 846 847 -* **Downlink Payload:** 1005 +* ((( 1006 +**Downlink Payload:** 1007 +))) 848 848 1009 +((( 849 849 **0x09 aa bb** same as AT+CMDEAR=aa,bb 1011 +))) 850 850 851 851 852 852 1015 + 853 853 ==== **Set Serial Communication Parameters** ==== 854 854 1018 +((( 855 855 Set the Rs485 serial communication parameters: 1020 +))) 856 856 857 -* **AT Command:** 1022 +* ((( 1023 +**AT Command:** 1024 +))) 858 858 1026 +((( 859 859 Set Baud Rate: 1028 +))) 860 860 861 861 (% class="box infomessage" %) 862 862 ((( 1032 +((( 863 863 **AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 864 864 ))) 1035 +))) 865 865 1037 +((( 866 866 Set UART Parity 1039 +))) 867 867 868 868 (% class="box infomessage" %) 869 869 ((( 1043 +((( 870 870 **AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 871 871 ))) 1046 +))) 872 872 1048 +((( 873 873 Set STOPBIT 1050 +))) 874 874 875 875 (% class="box infomessage" %) 876 876 ((( 1054 +((( 877 877 **AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 878 878 ))) 1057 +))) 879 879 1059 +((( 1060 + 1061 +))) 880 880 881 -* **Downlink Payload:** 1063 +* ((( 1064 +**Downlink Payload:** 1065 +))) 882 882 1067 +((( 883 883 **A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1069 +))) 884 884 1071 +((( 885 885 **Example:** 1073 +))) 886 886 887 -* A7 01 00 60 same as AT+BAUDR=9600 888 -* A7 01 04 80 same as AT+BAUDR=115200 1075 +* ((( 1076 +A7 01 00 60 same as AT+BAUDR=9600 1077 +))) 1078 +* ((( 1079 +A7 01 04 80 same as AT+BAUDR=115200 1080 +))) 889 889 1082 +((( 890 890 A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1084 +))) 891 891 1086 +((( 892 892 A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1088 +))) 893 893 894 894 1091 + 1092 + 895 895 == 3.6 Listening mode for RS485 network == 896 896 1095 +((( 897 897 This feature support since firmware v1.4 1097 +))) 898 898 1099 +((( 899 899 RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN. 1101 +))) 900 900 901 901 [[image:image-20220602171200-8.png||height="567" width="1007"]] 902 902 1105 +((( 903 903 To enable the listening mode, use can run the command AT+RXMODE. 1107 +))) 904 904 1109 +((( 1110 + 1111 +))) 905 905 906 -(% border="1" style="background-color:#ffffcc; width:500px" %) 907 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function** 908 -|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks. 909 -|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms 910 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings. 911 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 ~| cc) 1113 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1114 +|=(% style="width: 100px;" %)((( 1115 +**Command example** 1116 +)))|=(% style="width: 400px;" %)((( 1117 +**Function** 1118 +))) 1119 +|(% style="width:100px" %)((( 1120 +AT+RXMODE=1,10 1121 +)))|(% style="width:400px" %)((( 1122 +Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks. 1123 +))) 1124 +|(% style="width:100px" %)((( 1125 +AT+RXMODE=2,500 1126 +)))|(% style="width:400px" %)((( 1127 +Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms 1128 +))) 1129 +|(% style="width:100px" %)((( 1130 +AT+RXMODE=0,0 1131 +)))|(% style="width:400px" %)((( 1132 +Disable listening mode. This is the default settings. 1133 +))) 1134 +|(% style="width:100px" %)((( 1135 + 1136 +)))|(% style="width:400px" %)((( 1137 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1138 +))) 912 912 1140 +((( 913 913 **Downlink Command:** 1142 +))) 914 914 1144 +((( 915 915 **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1146 +))) 916 916 1148 +((( 1149 + 1150 +))) 917 917 1152 +((( 918 918 **Example**: 1154 +))) 919 919 1156 +((( 920 920 The RS485-LN is set to AT+RXMODE=2,1000 1158 +))) 921 921 1160 +((( 922 922 There is a two Modbus commands in the RS485 network as below: 1162 +))) 923 923 1164 +((( 924 924 The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1166 +))) 925 925 1168 +((( 926 926 And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1170 +))) 927 927 1172 +((( 928 928 RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1174 +))) 929 929 1176 +((( 930 930 [[image:image-20220602171200-9.png]] 1178 +))) 931 931 1180 +((( 1181 + 1182 +))) 932 932 1184 +((( 933 933 (% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while. 1186 +))) 934 934 935 935 936 936 == 3.7 Buttons == 937 937 938 938 939 -(% border="1" style="background-color:#f7faff; width: 500px" %)940 -|=**Button**|=(% style="width: 1420px;" %)**Feature**941 -|**ACT**|(% style="width: 1420px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**942 -|**RST**|(% style="width: 1420px" %)Reboot RS485943 -|**PRO**|(% style="width: 1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]1192 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:400px" %) 1193 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 350px;" %)**Feature** 1194 +|(% style="width:50px" %)**ACT**|(% style="width:350px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink** 1195 +|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485 1196 +|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 944 944 945 945 == 3.8 LEDs == 946 946 947 -(% border="1" style="background-color:#f7faff; width:500px" %) 948 -|=**LEDs**|=**Feature** 1200 + 1201 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1202 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 949 949 |**PWR**|Always on if there is power 950 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink 1204 +|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message. 951 951 952 952 = 4. Case Study = 953 953 ... ... @@ -958,19 +958,26 @@ 958 958 959 959 == 5.1 Access AT Command == 960 960 1215 +((( 961 961 RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below. 1217 +))) 962 962 963 963 [[image:1654162355560-817.png]] 964 964 965 965 1222 +((( 966 966 In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference: 1224 +))) 967 967 968 968 [[image:1654162368066-342.png]] 969 969 970 970 1229 +((( 971 971 More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1231 +))) 972 972 973 973 1234 + 974 974 == 5.2 Common AT Command Sequence == 975 975 976 976 === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1044,13 +1044,23 @@ 1044 1044 1045 1045 == 6.1 How to upgrade the image? == 1046 1046 1308 +((( 1047 1047 The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1310 +))) 1048 1048 1049 -* Support new features 1050 -* For bug fix 1051 -* Change LoRaWAN bands. 1312 +* ((( 1313 +Support new features 1314 +))) 1315 +* ((( 1316 +For bug fix 1317 +))) 1318 +* ((( 1319 +Change LoRaWAN bands. 1320 +))) 1052 1052 1322 +((( 1053 1053 Below shows the hardware connection for how to upload an image to RS485-LN: 1324 +))) 1054 1054 1055 1055 [[image:1654162535040-878.png]] 1056 1056 ... ... @@ -1061,8 +1061,10 @@ 1061 1061 **Step3: **Open flashloader; choose the correct COM port to update. 1062 1062 1063 1063 ((( 1335 +((( 1064 1064 (% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program. 1065 1065 ))) 1338 +))) 1066 1066 1067 1067 1068 1068 [[image:image-20220602175818-12.png]] ... ... @@ -1125,7 +1125,6 @@ 1125 1125 * (% style="color:blue" %)**RU864**(%%): frequency bands RU864 1126 1126 * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865 1127 1127 1128 - 1129 1129 = 9.Packing Info = 1130 1130 1131 1131 ... ... @@ -1142,7 +1142,6 @@ 1142 1142 * Package Size / pcs : 14.5 x 8 x 5 cm 1143 1143 * Weight / pcs : 170g 1144 1144 1145 - 1146 1146 = 10. FCC Caution for RS485LN-US915 = 1147 1147 1148 1148 (((