Programmable Modbus RS485 Data Link

Programmable Modbus
RS485 Data Link
Feature:
► Universal Modbus RTU master / slave communication.
► Data exchange between master to master or slave to slave.
► Support up to 115.2k bps baud rate.
► Communication between devices with various
data format N82, O81, E81 and baud rate.
► Easy configuration with USB port.
Dimension
Specification
Protocol : Modbus RTU
Data Format:N,8,1; N,8,2 ; O,8,1 ; E,8,1
COM1 / COM2
Baud Rate : 2400, 4800, 9600, 19200,
38400, 57600, 115200
Master / Slave Read / Write
Response
CMRR
EMS
Isolation
20 ~ 2000 ms
＞80 dB
En 50081-2, En 50082-2
2.8 KV. between input and output
Power
DC18 ~ 36V
Power
Consumption
1.7W (max)
Wiring Diagram
Operation Temp -10 to 50°C
Humidity
Dimension
0 to 90% RH
USB Configuration Port
75mm(W) x 87mm(H) x 18.5mm(D)
COM1
RS485 INDICATOR
COM2
Application
1. Master / Master mode : Data exchange between different groups of slave devices with different
data format and / or baud rate.
ID1
COM1
Master
ID2
COM2
Master
ID3
ID4
ID5
ID6......ID247
Devices with same data format and Baud Rate
Devices with same data format and Baud Rate
ID1
ID2
ID3
ID5
ID4
ID6......ID247
2. Master / Slave mode : Convert all different data format of slave devices to comply with master device.
Baudrate 9.6K O.8.1
COM1
Master
COM2
Slave
Baudrate 115.2K N.8.2
COM1
Master
MBC ID1
COM2
Slave
MBC ID2
Baudrate 19.2K N.8.2
COM1
Master
COM2
Slave
MBC ID3
Data with same format and Baud Rate
3. Data splitter.
ID1
MBC ID1
COM1
Slave
MBC MASTER
COM2
Master
MBC ID1 receives data from
Com1(slave) and send data from
Com2(master) to indicators
ID2
ID3
......
COM1
Master
COM2
Master
ID247
MBC collects data from Com1
(master) and send data from
Com2 to MBC2 and MBC3
MBC ID2
COM1
Slave
COM2
Slave
MBC ID2 receives data from
Com1 (slave) and PLC read
data from Com2(slave)