Tables, data records 
  3.5 Modbus data tables 
SIMOCODE pro - Communication 
Function Manual, 11/2018, A5E40508495002A/RS-AC/003 
277 
 
Modbus RTU data tables 
3.5.2.1
 
Process image output - command data 
The command data can be written via the register memory area with the function codes 06 
and 16, or via the coil memory area with function codes 05 and 15. 
The process image output and the process image input can also be accessed via function 
code 23 as a combined write/read access operation. 
Read access is possible from the register memory area with function codes 03 and 04, or the 
coil memory area with function codes 01 and 02. 
Max. data length per access: 2 registers, 16 coils. 
Table 3- 72  Process image output - command data 
0x0000  low 
Control station - PLC/PCS [DP] ON< 
Control station - PLC/PCS [DP] OFF 
Control station - PLC/PCS [DP] ON> 
0x0003  Bit  Cyclic receive - bit 0.3  Test 1  r/w 
Motor protection emergency start 
high 
Cyclic receive - Analog value