FIELDBUS COMMUNICATION 4.3. Read digital input telegram FC = 1 Protocol Address = 0000h E.g: Read 16 coils starting at the address: 0000h Request: Response: STATUS Approved PAGE 15/22 © Copyright 2019 ABB. All rights reserved. Modbus Master Modbus-RTU: Slave NR.47 Request RS485 / Modbus RTU Softstarter Response Softstarter 2F 01 00 00 00 10 3B 88 { { { Slave 47 FC = 01 Address 16 coils CRC 2F 01 02 00 00 51 FA { Slave 47 FC = 01 2 Bytes 1st Byte 2nd Byte CRC SECURITY LEVEL Public DOCUMENT ID. 1SFC132367M0201 REV. B LANG. en