User guide

383
13 YASKAWA ELECTRIC CORPORATION
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Connection to a PLC
External Device Setup Manual
13.4 Environment Settings
13.4.1 MP920, MP930, MP2300
Items Details
Interface RS232C, RS422/485
Protocol MEMOBUS RTU
Slave Address 1 - 63 (DEC)
Baud Rate (bps) 9600 or 19200
Data Bits 8 (fixed)
Parity None, Even or Odd
Stop Bits 1 or 2
Flow Control Hardware
- It is necessary to set up transmission form by the rudder program.
- Please set up the head register by the side of the PLC as follows. Moreover, please give offset of each register as 0.
Module detailed setup
“Setup of a slave I/F register” “Head REG”
“reading of an Inputs Status” IW0000
“reading of an Inputs Registers” IW0000
“reading/writing” of a Coil MW00000
“reading/writing” of a Holding Registers MW00000