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10 VFD COMMUNICATION
10.1 Modbus RTU Configuration
All VFD's come from factory with a default address set to 1. In case a different address has to be set, there are
two options to set the VFD Modbus address:
10.2 Modbus Parameters
Main data exchanged through Modbus are:
Description
Active current limitation
Warning status word
STO status word
VFD status word
Allarmi
Regulation Card Temperature
Motor Current
DC Bus Voltage
Actual speed
NTC1 Resistance
NTC1 Temperature
NTC2 Resistance
NTC2 Temperature
PRS1 Voltage
PRS1 Pression
PRS2 Voltage
PRS2 Pression
PRS3 Voltage
PRS3 Pression
Radiator Temperature
EV pulse
Number of Power Holes
Daikin Applied Europe S.p.A
SERVICE and INSTALLATION MANUAL
Compressor Inverter PE-ADDA200
Tab. 13
Protocol
Modbus – RTU
Address
User defined. Default is 1.
Modbus Rate
19200 kbps
Parity
No
Stop Bits
1
Tab. 14
Par
Address hex
D40
D84
D67
D21
D68
D69
D70
D71
D74
D75
D76
D77
D78
D79
D25
D37
D46-D47
Page 42 of 51
Address
scale
0x2000
48192
0x2001
48193
0x2002
48194
0x2003
48195
0x2004
48196
0x2005
48197
0x2006
48198
0x2007
48199
0x2008
48200
0x2009
48201
0x200A
48202
0x200B
48203
0x200C
48204
0x200D
48205
0x200E
48206
0x200F
48207
0x2010
48208
0x2011
48209
0x2012
48210
0x2013
48211
0x2014
48212
0x2015
48213
Rev. 0.3
Type
1
R
1
R
1
R
1
R
1
R
16
R
10
R
10
R
1
R
10
R
10
R
10
R
10
R
100
R
100
R
100
R
100
R
100
R
100
R
16
R
1
R
1
R
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