Hart Variables Per Channel; Table 27: Profibus Telegram, Receive Direction, 3 Hart Variable Per Channel - WAGO I/O-SYSTEM 750 Manual

WAGO-I/O-SYSTEM 750
750-484 2AI 4-20mA HART Ex i
4.6

3 HART Variables per Channel

With the PROFIBUS DP/V1 Fieldbus Coupler 750-333 or Fieldbus Controller
750-833, when three HART dynamic variables per channel are incorporated
(optionally PV, SV, TV, QV), the PROFIBUS telegram has a size of 28 bytes.

Table 27: PROFIBUS Telegram, Receive Direction, 3 HART Variable per Channel

Offset
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
There is no status byte in the process image for the "3 HART Variable per
Channel" operating mode.
PROFIBUS Telegram Input Data (3 Variable per Channel)
Byte Designation
AI0
HV0_0
HV0_1
HV0_2
AI1
HV1_0
HV1_1
HV1_2
Process Image
Remark
Analog input data Channel 1
st
1 HART variable Channel 1
nd
2 HART variable Channel 1
rd
3 HART variable Channel 1
Analog input data Channel 2
st
1 HART variable Channel 2
nd
2 HART variable Channel 2
d
3r HART variable Channel 2
Version 1.4.0
37
Manual