3. Write Data to NX-CSG/NX-SL Set the data size of the sending command. Set the Sending Command. Address Set Value Meaning (Hex) 12 Address Set Value (Hex) Meaning D1121 1002 Sequence Number. Any value. 1002 as an example. D1122 0 Reserved D1123 C Data size: bytes (Data:D1124 – D1129, 12 bytes) Fixed value. No need to change. D1124 1000 Service Code. Fixed value. No need to change D1125 4 Class ID. Fixed value. No need to change D1126 6E Instance ID. (110 in decimal) Need to be matched as the value that set in the input tag of NX-CSG EtherNet/IP setting. D1127 3 Attribute ID. Fixed value. No need to change. D1128 Data to NX Lamp 1 Control _ _ D1129 Data to NX Lamp 2 Control _ _