3 Communication via SmartWire-DT (SWD)
3.4 Input and output data
EMS2…-SWD Electronic motor starter
10/19 MN120008EN
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27
3.4.2 Acyclicaldata
Alongside the cyclical input and output bytes, with electronic motor starter
EMS2-…-SWD, the following acyclical objects can be read off or written.
The required object is addressed with parameters-ID and Index. The input
address of the SWD module with which communication is to be established
is set as parameter ID. The index addresses the object. The first object
receives the number 1, the second the number 2 and so forth.
With device EMS2-…-SWD, the object 1 delivers, for example, the relative
current I-REL.
3.4.2.1 Acyclical input data
Object 1 [Index 1]
Byte 0
Object 2 [Index 2]
Byte 0
Bit
7
6
5
4
3
2
1
0
Configura-
tion
I-REL
I-REL
I-REL
I-REL
I-REL
I-REL
I-REL
I-REL
Bit
Designation
Meaning
0, 1, ... ,7
I-REL
Motor current in percent (highest value of the three phase currents)
Value range: 0 - 255 % I
e
(100 %
≙
3 A or 9 A, depending on type)
Bit
7
6
5
4
3
2
1
0
Configura-
tion
TH
(MSB)
TH
TH
TH
TH
TH
TH
TH
(LSB)
Bit
Designation
Meaning
0, 1, ... ,7
TH
Current calculated thermal load of the motor
Value range: 0 - 255 % of the current that has been set with the motor
protection function I
n
Triggering occurs at 115%.
Содержание EMS2 SWD Series
Страница 1: ...Manual EMS2 SWD Electronic motor starters with SWD 10 19 MN120008EN ...
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Страница 58: ...7 Technical data 54 EMS2 SWD Electronic motor starter 10 19 MN120008EN www eaton com ...
Страница 60: ...8 Dimensions 56 EMS2 SWD Electronic motor starter 10 19 MN120008EN www eaton com ...