Table Of Contents - IntesisBox DK-RC-MBS-1 User Manual

Modbus rtu eia-485 interface for daikin air conditioners. compatible with vrv and sky line air conditioners commercialized by daikin
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INDEX
1.
Presentation .......................................................................................................... 4
2.
Connection ............................................................................................................ 5
2.1
Connect to the AC indoor unit ............................................................................... 5
2.2
Connection to the EIA-485 bus ............................................................................. 6
3.
Quick Start Guide ................................................................................................... 6
4.
Modbus Interface Specification ................................................................................ 7
4.1
Modbus physical layer.......................................................................................... 7
4.2
Modbus Registers ................................................................................................ 7
4.2.1
Control and status registers ........................................................................... 7
4.2.2
Configuration Registers.................................................................................. 9
4.2.3
Considerations on Temperature Registers ........................................................ 9
4.3
DIP-switch Configuration Interface ...................................................................... 11
4.4
Implemented Functions ..................................................................................... 15
4.5
Device LED indicator ......................................................................................... 15
4.6
5.
Electrical and Mechanical features .......................................................................... 17
6.
List of supported AC Unit Types. ............................................................................ 18
7.
Error Codes ......................................................................................................... 19
8.
Annex 1: Master/Slave of Operation Mode ............................................................... 23
© Intesis Software S.L.U. - All rights reserved
This information is subject to change without notice
IntesisBox
®
is a registered trademark of Intesis Software SLU
DK-RC-MBS-1
User's Manual r3.3 EN
URL
http://www.intesisbox.com
Email
info@intesisbox.com
Phone
+34 938047134
3/23

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