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Commissioning/Configuration
EP3204 and EP3314
37
Version: 2.2
The box uses the following calculation rule
Fig. 25: Data flow: resistance measurement with a 3-wire connection technique
With the values:
Index in the CoE directory with
n: channel number with 0 ≤ n ≤ 3 (channel 1 - 4)
X
1
: raw value of the 1
st
measurement
0x80nE:01
X
2
: raw value of the 2
nd
measurement
0x80nE:03
PT100
PT1000
Gv
1
: Vendor gain, 1
st
measurement
0x80nF:04
0x80nF:0A
Ov
1
: Vendor offset, 1
st
measurement
0x80nF:03
0x80nF:09
Gv
2
: Vendor gain, 2
nd
measurement
0x80nF:02
0x80nF:08
Ov
2
: Vendor offset, 2
nd
measurement
0x80nF:01
0x80nF:07
Y
R1
: Output value in 1/256 Ω
0x80nE:02
Y
R2
: Output value in 1/256 Ω
0x80nE:04
Y
R
: Output value in 1/256 Ω
Overflow Y
R1
and Y
R2
after 16 bits
These values are only for fault finding. The registers overflow after 16 bits, i.e. at 65536.
Содержание EP3204
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