Table of contents
1
Product description ............................................................................................................... 5
1.1
Functions ................................................................................................................................. 5
1.2
1.3
Function schematic .................................................................................................................. 6
2
2.1
2.2
Safety notes ............................................................................................................................. 8
2.3
2.4
2.5
3
Configuration ........................................................................................................................ 12
3.1
3.2
3.3
4
Modbus TCP/IP ..................................................................................................................... 16
4.1
Modbus function codes .......................................................................................................... 16
4.2
Modbus exception codes ........................................................................................................ 16
4.3
4.4
Modbus TCP/IP unit IDs ......................................................................................................... 17
4.5
Modbus Registers .................................................................................................................. 17
4.5.2.2 Holding Registers (R/W) .......................................................................................... 19
4.5.4.1 Input Registers (R) ................................................................................................... 20
4.6
Datatypes ............................................................................................................................... 21
4.6.1 eBusErrorState ................................................................................................................ 21
4.6.2 eBusError ........................................................................................................................ 21
4.6.3 sensorState ..................................................................................................................... 22
4.6.4 status .............................................................................................................................. 22
4.6.5 DTC_EHP ....................................................................................................................... 22
4.6.6 statusMessageEHP ......................................................................................................... 24
4.6.7 mixerDutyState ................................................................................................................ 24
4.6.8 backup............................................................................................................................. 24
4.6.9 opModeDHW ................................................................................................................... 25
4.6.10 opModeHC .................................................................................................................... 25
Order No. S-0002-007
ise smart connect Modbus Vaillant
Product Manual
Product Manual Page 2 (45)
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