Jinan USR IOT Technology Limited IO808 Manuel D’Utilisation

USR-IO808-EWR User Manual

Technical Support:

h.usriot.com

Jinan USR IOT Technology Limited

www.usriot.com

2

Contents

USR-IO808-EWR User Manual ........................................................................................................................... 1

Features .................................................................................................................................................................... 3
1. Get Start ................................................................................................................................................................ 4

1.1. Product introduction ............................................................................................................................... 4
1.2. Basic parameters .................................................................................................................................... 4
1.3. Hardware .................................................................................................................................................. 4

1.3.1. Interface ........................................................................................................................................ 5
1.3.2. LED .................................................................................................................................................. 5
1.3.3. Dimension ..................................................................................................................................... 5

1.4. Test............................................................................................................................................................. 6

1.4.1. Control by serial ........................................................................................................................... 7
1.4.2. Web Server .................................................................................................................................... 9
1.4.3. Control by USR Cloud ................................................................................................................... 9

2. Product function ................................................................................................................................................ 11

2.1. DI input .................................................................................................................................................... 11

2.1.1. Electrical level detection ............................................................................................................. 11
2.1.2. Buttons detection ........................................................................................................................ 11
2.1.3. Pulse counting ............................................................................................................................ 12

2.2. DO output ................................................................................................................................................ 12
2.3. Work mode ............................................................................................................................................. 12

2.3.1. Master mode................................................................................................................................ 12
2.3.2. Slave mode ................................................................................................................................... 14

2.4. Upgrade firmware ................................................................................................................................. 15
2.5. Ethernet interface and WiFi ............................................................................................................... 15

2.5.1. Ethernet interface ..................................................................................................................... 15
2.5.2. WiFi .............................................................................................................................................. 15

2.6. Serial port ............................................................................................................................................... 16

2.6.1. Basic parameters ....................................................................................................................... 16
2.6.2. Configuration method ............................................................................................................... 16

2.7. Features ................................................................................................................................................... 16

2.7.1. Relay output status hold ............................................................................................................ 16
2.7.2. Conditional control .................................................................................................................... 17
2.7.3. Connect to remote server ......................................................................................................... 18
2.7.4. Reset to default by hardware ................................................................................................... 18

3. Modbus ............................................................................................................................................................... 19

3.1. Modbus frame ........................................................................................................................................ 20
3.2. Register distribution ............................................................................................................................ 20

4. Contact Us ........................................................................................................................................................... 23
5. Disclaimer .......................................................................................................................................................... 24
6. Update History .................................................................................................................................................. 24