2.4 Connecting the MODBUS Transmission Cable
Unified Controller nv series MODBUS (MD911) Module Instruction Manual
15
2.4 Connecting the MODBUS Transmission Cable
Setting MODBUS transmission can be done with Module Parameter setting of the
engineering tool. Refer to 3.3.1 Module Parameter Setting.
Connect MODBUS transmission cable according to a setup of transmission path.
2.4.1 Connecting
RS-232C
Cable
Connect 9 Pins D-sub connector cable to MODBUS RS-232C I/F connector.
2.4.2 Connecting RS485-2W (RS485 2wires) Cable
Connect two signals and one GND with LON Cable to MODBUS RS485 I/F
terminal block.
Master
1 2 3 4 5
D1 D0 - - GND
Slave 1
1 2 3 4 5
D1 D0 - - GND
Terminator
(150
Ω
)
Slave n
1 2 3 4 5
D1 D0 - - GND
Terminator
(150
Ω
)
Figure 2-4 Connection of RS485-2W cable
Содержание MD911
Страница 1: ...6F8C1399 Instruction Manual MODBUS MD911 Module Unified Controller nv Series ...
Страница 60: ...Chapter 3 Setting 6F8C1399 48 ...
Страница 63: ...51 Chapter 5 Troubleshooting This chapter describes troubleshooting for the MD911 module ...
Страница 85: ...73 Appendix B Outside Dimensions ...
Страница 87: ...75 Appendix C Related Products ...
Страница 89: ...77 Appendix D Decimal hexadecimal Conversion Table ...
Страница 92: ...Appendix D Decimal hexadecimal Conversion Table 6F8C1399 80 ...
Страница 94: ...1399 1 1012 ...