3.4Modbus Port Parameters
3.4.1Information You Will Need
You will need the following information for each port that you will use in your application. Parameters are explained in the sections indicated.
Port Type (see Section 3.4.2)
Modbus Master
Modbus Slave
Modbus Network
Modbus `Silent Master' Network
Slave Device Address (see Section 3.4.3) 1 ... 247
Communication Parameters (see Section 3.4.4)
Baud Rate: 50 ... 19200
Stop Bits: 1 or 2
Parity Mode: Even, Odd, or None
Communication Mode: ASCII or RTU
Note: Models
Port Priority (see Section 3.4.5) 1 ... 4
Link Timeout (see Section 3.4.6)
1 ... 3000 multiples of 100 milliseconds
Modem Booster (see Section 3.4.7)
Yes or No
Modbus Plus Address Table (see Section 3.4.8)
A routing table with up to 64 entries for translating Modbus addresses to Modbus Plus network routing paths.
890 USE 103 00
Configuring the Modbus Models | 29 |