Chapter 3 Setting
6F8C1399
40
No.2 coil writing area size:
Set the size of the coil write area.
No.3 Hold register reading area size:
Set the size of the retention register read area.
No.4 Hold register writing area size:
Set the size of the retention register write area.
No.5 input relay reading area size:
Set the size of the input relay read area.
No.6 input register reading area size:
Set the size of the input register read area.
Read coil status
Reads the ON/OFF states of the coils.
Read input relay status
Reads the ON/OFF states of the input relays.
Read retention register content
Reads the current values of the retention registers.
Read input register content
Reads the current values of the input registers.
Change single coil status
Changes the state of a coil to ON or OFF.
Write single retention register
Writes a value to a retention register.
Change multiple coil status
Changes the state of the coils to ON or OFF.
Write multiple retention register
Writes values to a series of retention registers.
Download the registered information to the MD911.
Download can be done as batch download to the controller.
Restart the system.
The downloaded information becomes effective from the next startup.
After the download is complete, turn ON the power of the MD911, which is
supplied to SA9**, from OFF.
Note
Be careful so that the address does not overlap with other station.
Summary of Contents for MD911
Page 1: ...6F8C1399 Instruction Manual MODBUS MD911 Module Unified Controller nv Series ...
Page 60: ...Chapter 3 Setting 6F8C1399 48 ...
Page 63: ...51 Chapter 5 Troubleshooting This chapter describes troubleshooting for the MD911 module ...
Page 85: ...73 Appendix B Outside Dimensions ...
Page 87: ...75 Appendix C Related Products ...
Page 89: ...77 Appendix D Decimal hexadecimal Conversion Table ...
Page 92: ...Appendix D Decimal hexadecimal Conversion Table 6F8C1399 80 ...
Page 94: ...1399 1 1012 ...