EZ-EDS版本3.31.1.20220631生成电子数据表文件EtherNet/IP配置版本:2美元CreateDate=08-03-2022创建时间=14:26:51ModDate=08-03-2022Modtime=14:26:51修订版=1.1HomeURL=www.burkert.com1_IOC_Disats_License=0xD7896BOE$设备描述VendCode=87VendName=BuerkertWerkeGmbH公司KGProdType=43ProdTypeStr=Generic设备ProdCode=4300MajRev=1MinRev=7ProdName=ME43Catalog=Gateway_ME43_验证$设备分类类1 = EtherNetIP[Params] Param1 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC01_ActualFlow", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param2 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC01_CurDutyCycle", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param3 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "MFC01_NAMURStatus", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param4 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "Dummy_1", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param5 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC7, $ Data Type 2, $ Data Size in bytes "Dummy_2", $ Parameter name "", $ units "", $ help string 0,32767,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param6 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC02_ActualFlow", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param7 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC02_CurDutyCycle", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param8 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "MFC02_NAMURStatus", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param9 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "Dummy_3", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param10 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC7, $ Data Type 2, $ Data Size in bytes "Dummy_4", $ Parameter name "", $ units "", $ help string 0,32767,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param11 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC03_ActualFlow", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param12 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC03_CurDutyCycle", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param13 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "MFC03_NAMURStatus", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param14 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "Dummy_5", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param15 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC7, $ Data Type 2, $ Data Size in bytes "Dummy_6", $ Parameter name "", $ units "", $ help string 0,32767,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param16 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC04_ActualFlow", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param17 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC04_CurDutyCycle", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param18 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "MFC04_NAMURStatus", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param19 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC01_Setpoint", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param20 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC02_Setpoint", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param21 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC03_Setpoint", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param22 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xCA, $ Data Type 4, $ Data Size in bytes "MFC04_Setpoint", $ Parameter name "", $ units "", $ help string -3.402823E+38,3.402823E+38,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param23 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "Device Status NamurNe107", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param24 = 0, $ reserved, shall equal 0 ,, $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Control Word", $ Parameter name "", $ units "", $ help string 0,2147483647,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param25 = 0, $ reserved, shall equal 0 6,"20 C7 24 01 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Index/Subindex/NodeID",$ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param26 = 0, $ reserved, shall equal 0 6,"20 C7 24 02 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Data length (write access)", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param27 = 0, $ reserved, shall equal 0 6,"20 C7 24 03 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Value UINT32", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param28 = 0, $ reserved, shall equal 0 6,"20 C7 24 04 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xD0, $ Data Type 1, $ Data Size in bytes "Value String", $ Parameter name "", $ units "", $ help string 0,20,"", $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param29 = 0, $ reserved, shall equal 0 6,"20 C7 24 05 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "result", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param30 = 0, $ reserved, shall equal 0 6,"20 C7 24 06 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC6, $ Data Type 1, $ Data Size in bytes "call/cancel", $ Parameter name "", $ units "", $ help string 0,127,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param31 = 0, $ reserved, shall equal 0 6,"20 C7 24 07 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Control Mode", $ Parameter name "", $ units "", $ help string 0,2147483647,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param32 = 0, $ reserved, shall equal 0 6,"20 C7 24 08 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xD0, $ Data Type 1, $ Data Size in bytes "DeviceName", $ Parameter name "", $ units "", $ help string 0,20,"", $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param33 = 0, $ reserved, shall equal 0 6,"20 C7 24 09 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Ident Number", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param34 = 0, $ reserved, shall equal 0 6,"20 C7 24 0A 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xD0, $ Data Type 1, $ Data Size in bytes "Manufacturer Date", $ Parameter name "", $ units "", $ help string 0,20,"", $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param35 = 0, $ reserved, shall equal 0 6,"20 C7 24 0B 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Software Ident Nr", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param36 = 0, $ reserved, shall equal 0 6,"20 C7 24 0C 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Software Version", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param37 = 0, $ reserved, shall equal 0 6,"20 C7 24 0D 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Hardware Version", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param38 = 0, $ reserved, shall equal 0 6,"20 C7 24 0E 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC8, $ Data Type 4, $ Data Size in bytes "Serial Number", $ Parameter name "", $ units "", $ help string 0,4294967295,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param39 = 0, $ reserved, shall equal 0 6,"20 C7 24 0F 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC9, $ Data Type 8, $ Data Size in bytes "Hide Outputs 1-64", $ Parameter name "", $ units "", $ help string 0,18446744073709551615,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param40 = 0, $ reserved, shall equal 0 6,"20 C7 24 10 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC9, $ Data Type 8, $ Data Size in bytes "Hide Inputs 1-64", $ Parameter name "", $ units "", $ help string 0,18446744073709551615,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param41 = 0, $ reserved, shall equal 0 6,"20 C7 24 11 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC9, $ Data Type 8, $ Data Size in bytes "Hide Outputs 65-128", $ Parameter name "", $ units "", $ help string 0,18446744073709551615,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !$ decimal places Param42 = 0, $ reserved, shall equal 0 6,"20 C7 24 12 30 03", $ Link Path Size, Link Path 0x0000, $ Descriptor 0xC9, $ Data Type 8, $ Data Size in bytes "Hide Inputs 65-128", $ Parameter name "", $ units "", $ help string 0,18446744073709551615,0, $ min, max, default data values ,,,, $ mult, div, base, offset scaling ,,,, $ mult, div, base, offset links !小数位数Object_Class_Code=0x04Assem1 = "Assembly_64", "20 04 24 64 30 03", , 0x0000, ,, 32,Param1, 32,Param2, 8,Param3, 8,Param4, 16,Param5, 32,Param6, 32,Param7, 8,Param8, 8,Param9, 16,Param10, 32,Param11, 32,Param12, 8,Param13, 8,Param14, 16,Param15, 32,Param16, 32,Param17, 8,Param18!Assem2 = "Assembly_65", "20 04 24 65 30 03", , 0x0000, ,, 32,Param19, 32,Param20, 32,Param21, 32,Param22!Assem3 = "Assembly_66", "20 04 24 66 30 03", , 0x0000, ,, 8,Param23!Assem4 = "Assembly_67", "20 04 24 67 30 03", , 0x0000, ,, 32,Param24!ex连接特征[联通管理器]Object_Name=C联通管理对象Object_Class_Code=0x06Connection1 = 0x04010002, $ trigger & transport $ 0-15 = supported transport classes (class 1) $ 16 = cyclic (1 = supported) $ 17 = change of state (1 = supported) $ 18 = on demand (1 = supported) $ 19-23 = reserved (must be zero) $ 24 = listen only (0 = not supported) $ 25 = input only (1 = supported) $ 26 = exclusive owner (1 = supported) $ 27 = redundant (0 = not supported) $ 28-30 = reserved (must be zero) $ 31 = server 1 0x444404C5, $ point/multicast & priority & realtime format $ 0 = O=>T fixed (1 = supported) $ 1 = O=>T variable (0 = not supported) $ 2 = T=>O fixed (1 = supported) $ 3 = T=>O variable (0 = not supported) $ 4-7 = reserved (must be zero) $ 8-11 = O=>T header $ 12-15 = T=>O header $ 16-19 = O=>T point-to-point $ 20-23 = T=>O point-to-point or multicast $ 24-27 = O=>T low, or high, or scheduled $ 28-31 = T=>O low, or high, or scheduled $ 28-31 = T=>O priority (not specified) ,16,Assem2, $ O=>T RPI,size (in bytes),format ,45,Assem1, $ T=>O RPI,size (in bytes),format ,, $ config part 1 ,, $ config part 2 "Connection1", $ connection name "", $ Help string "20 04 24 01 2C 65 2C 64"!$ path Connection2 = 0x04010002, $ trigger & transport $ 0-15 = supported transport classes (class 1) $ 16 = cyclic (1 = supported) $ 17 = change of state (1 = supported) $ 18 = on demand (1 = supported) $ 19-23 = reserved (must be zero) $ 24 = listen only (0 = not supported) $ 25 = input only (1 = supported) $ 26 = exclusive owner (1 = supported) $ 27 = redundant (0 = not supported) $ 28-30 = reserved (must be zero) $ 31 = server 1 0x444404C5, $ point/multicast & priority & realtime format $ 0 = O=>T fixed (1 = supported) $ 1 = O=>T variable (0 = not supported) $ 2 = T=>O fixed (1 = supported) $ 3 = T=>O variable (0 = not supported) $ 4-7 = reserved (must be zero) $ 8-11 = O=>T header $ 12-15 = T=>O header $ 16-19 = O=>T point-to-point $ 20-23 = T=>O point-to-point or multicast $ 24-27 = O=>T low, or high, or scheduled $ 28-31 = T=>O low, or high, or scheduled $ 28-31 = T=>O priority (not specified) ,4,Assem4, $ O=>T RPI,size (in bytes),format ,1,Assem3, $ T=>O RPI,size (in bytes),format ,, $ config part 1 ,, $ config part 2 "Connection2", $ connection name "", $ Help string "20 04 24 01 2C 67 2C 66"!$ path Connection3 = 0x02030002, $ trigger & transport $ 0-15 = supported transport classes (class 1) $ 16 = cyclic (1 = supported) $ 17 = change of state (1 = supported) $ 18 = on demand (1 = supported) $ 19-23 = reserved (must be zero) $ 24 = listen only (0 = not supported) $ 25 = input only (1 = supported) $ 26 = exclusive owner (1 = supported) $ 27 = redundant (0 = not supported) $ 28-30 = reserved (must be zero) $ 31 = server 1 0x446403C5, $ point/multicast & priority & realtime format $ 0 = O=>T fixed (1 = supported) $ 1 = O=>T variable (0 = not supported) $ 2 = T=>O fixed (1 = supported) $ 3 = T=>O variable (0 = not supported) $ 4-7 = reserved (must be zero) $ 8-11 = O=>T header $ 12-15 = T=>O header $ 16-19 = O=>T point-to-point $ 20-23 = T=>O point-to-point or multicast $ 24-27 = O=>T low, or high, or scheduled $ 28-31 = T=>O low, or high, or scheduled $ 28-31 = T=>O priority (not specified) ,0,, $ O=>T RPI,size (in bytes),format ,45,Assem1, $ T=>O RPI,size (in bytes),format ,, $ config part 1 ,, $ config part 2 "Connection3", $ connection name "", $ Help string "20 04 24 01 2C C1 2C 64"!$ path Connection4 = 0x02030002, $ trigger & transport $ 0-15 = supported transport classes (class 1) $ 16 = cyclic (1 = supported) $ 17 = change of state (1 = supported) $ 18 = on demand (1 = supported) $ 19-23 = reserved (must be zero) $ 24 = listen only (0 = not supported) $ 25 = input only (1 = supported) $ 26 = exclusive owner (1 = supported) $ 27 = redundant (0 = not supported) $ 28-30 = reserved (must be zero) $ 31 = server 1 0x446403C5, $ point/multicast & priority & realtime format $ 0 = O=>T fixed (1 = supported) $ 1 = O=>T variable (0 = not supported) $ 2 = T=>O fixed (1 = supported) $ 3 = T=>O variable (0 = not supported) $ 4-7 = reserved (must be zero) $ 8-11 = O=>T header $ 12-15 = T=>O header $ 16-19 = O=>T point-to-point $ 20-23 = T=>O point-to-point or multicast $ 24-27 = O=>T low, or high, or scheduled $ 28-31 = T=>O low, or high, or scheduled $ 28-31 = T=>O priority (not specified) ,0,, $ O=>T RPI,size (in bytes),format ,1,Assem3, $ T=>O RPI,size (in bytes),format ,, $ config part 1 ,, $ config part 2 "Connection4", $ connection name "", $ Help string "20 04 24 01 2C C1 2C 66"!路径元能力科最大IOSConnections = 10maxMsgConnections = 10马克斯康默斯PerMcast=32校正=3Object_Name=Ethernet链接对象Object_Class_Code=0xF6MaxInst=2数表静态=2最大数_Of_Dynic_Instances=0界面Label1=Ethernet端口1界面label2=Ethernet端口2