Delta Electronics RTU-EN01 Operation Manual page 12

Modbus TCP Remote I/O Communication Module RTU-EN01
B R # 5: C OM 2 C o m mu n ic at io n S et t i ng s
Explanations:
Content
Explanation
Content
Content
0x02
0x03
BR#6: Address
Explanations
For filling in or reading the Modbus address. The address will be displayed in the message display after being set
up. Range: 1 ~ 247.
BR#7: Number of D I Points
Explanations
Read the number of digital input points from BR#7. Range: 0 ~ 256. Max. I/O points: 256.
BR#8: Number of DO Po in ts
Explanations
Read the number of digital output points from BR#8. Range: 0 ~ 256. Max. I/O points: 256.
BR#9: Error Code
Explanations:
Error code = 0 refers to no error occurring.
Code
10
Interface
Data
0x1
COM2
0x2
RS-485
0x3
0x4
0x5
b7
Stop bit
0: 1 Stop bit
1: 2 Stop bits
0000 (0) 7-N-1 0011 (3)
0001 (1) 8-N-1 0110 (6)
0010 (2) 7-O-1 0111 (7)
Indication
b0 ~ b3
Explanation
Baud rate
Data
(bps)
110 0x6
150 0x7
300 0x8
600 0x9
1,200 0xA
b4 ~ b7
b6 ~ b5
Parity bit
00 : None parity bit
01 : Odd parity bit
11 : Even parity bit
8-O-1 1000 (8)
7-E-1 1001 (9)
8-E-1 1010 (A)
b8 ~ b15
Explanation
Modbus RTU Master
Modbus ASCII Master
How to correct
Baud rate
Data
(bps)
2,400 0xB
4,800 0xC
9,600
19,200
38,400
b4
Data bit
0 : 7 Data bits
1 : 8 Data bits
7-N-2 1011 (B)
8-N-2 1110 (E)
7-O-2 1111 (F)
DVP-PLC Operation Manual
Baud rate
(bps)
57,600
115,200
8-O-2
7-E-2
8-E-2