MODBUS INTERFACE REGISTER FORMATS Introduction   ID function Format   M80x, M81x, M82x, M84x, M550, M560, M570 Supported Modbus Codes   M550, M560 and M570 Read Coils function 1 Exception Codes   M550, M560 and M570 3X Registers Packet Structures   M550, M560 and M570 4X Registers     M550, M560 and M570 3X Order functions PRODUCTS     M550, M560 and M570 Relay functions Retrieving Measurements   M80x, M81x and M84x 3X registers M550 PowerCom   M80x, M81x and M84x 4X registers   M560 PowerSig   M820 3X registers M570 PowerRelay   M820 4X registers M80x MultiDin   M850 and fast M550/560 (Release date 2012) M81x MultiLed   M850, M550 and M560 3X registers M84x MultiDigit     M850 4X registers M820 MultiGen   M850, M550 and M560 3X Order functions 65/66   M850 MultiPower   M850 Energy Relay functions103/104     M550, M560 and M850 Read Coils function 1 CYCLIC REDUNDANCY CHECK     M550, M560 4X Registers   CRC Calculations     M550 and M560 Relay functions       Set Endian     FLOATING POINT NUMBERS SOFTWARE Implementing the IEEE754 Standard General Monitor Program       M560 Analogue Outputs Set-up RS232 - RS485 CONVERSION     M5xx Modbus Registers Ordering Recommendations     M5xx Monitor Relay Set Up     M5xx Monitor Channel Status     SystemMonitor - Measurement Logging