Honeywell Krom Schroder BCU 580 Technical Information page 44

Profinet
"Burner 1 flame signal" module (device ➔
controller) – slot 2
The flame signal for burner 1 is transferred from the
BCU to the PLC as an analogue value using this module.
The flame signal occupies one byte with values from 0
to 255 (= flame signal from 0 to 25.5 µA).
Bit Byte n
0
1
2
3
Burner 1 flame signal
4
5
6
7
"Burner 2 flame signal" module (device ➔
controller) – slot 3
The flame signal for burner 2 is transferred from the
BCU to the PLC as an analogue value using this module.
The flame signal occupies one byte with values from 0
to 255 (= flame signal from 0 to 25.5 µA).
Bit Byte n
0
1
2
3
Burner 2 flame signal
4
5
6
7
BCU 580 · Edition 11.15l
Data type Format
Byte DEC
(0 – 25.5 μA)
Data type Format
0 – 255
Byte DEC
(0 – 25.5 μA)
"Status signal" module (device ➔ controller) – slot 4
This module transfers the status signals from the
BCU to the PLC. The status signals occupy one byte
(0 to 255). Every status signal is allocated a code. The
Value
allocation is described in the code table "GSD Codes
BCU 580".
Bit Byte n
0 – 255 0
1
2
3
Status signals
4
5
6
7
▼
Value
Data type Format Value
0 – 255
Code table "GSD_
Byte DEC
Codes_BCU580.xlsx"
www.docuthek.com)
(see
at
44