Modbus protocol – KROHNE MFC 400 Modbus User Manual
Page 19
MODBUS PROTOCOL
5
19
MFC 400
www.krohne.com
05/2013 - 4002525102 - AD Modbus MFC 400 R02 en
Modbus Function Codes "Read Holding Registers" (0x03) and "Write Multiple Registers" (0x10)
Holding
Register
Name
Action
Type
No. of
registers
Units
Display
Fct. No.
40500
40500
40500
40500
(0x9E34)
Totaliser 1
Low Flow Cut-Off
Value
Float
2
[m³/s] or [kg/s]
C4.1.3
40502
40502
40502
40502
(0x9E36)
Time Constant
0...100 [s]
C4.1.4
40504
40504
40504
40504
(0x9E38)
Set or Read Value
[m³] or [kg]
C4.1.7
40506
40506
40506
40506
(0x9E3A)
Preset
[m³] or [kg]
C4.1.5
40508
40508
40508
40508
(0x9E3C)
Totaliser 2
Low Flow Cut-Off
Value
Float
2
[m³/s] or [kg/s]
C4.2.3
40510
40510
40510
40510
(0x9E3E)
Time Constant
0...100 [s]
C4.2.4
40512
40512
40512
40512
(0x9E40)
Set or Read Value
[m³] or [kg]
C4.2.7
40514
40514
40514
40514
(0x9E42)
Preset
[m³] or [kg]
C4.2.5
40516
40516
40516
40516
(0x9E44)
Totaliser 3
1
Low Flow Cut-Off
Value
Float
2
[m³/s] or [kg/s]
C4.3.3
40518
40518
40518
40518
(0x9E46)
Time Constant
0...100 [s]
C4.3.4
40520
40520
40520
40520
(0x9E48)
Set or Read Value
[m³] or [kg]
C4.3.7
40522
40522
40522
40522
(0x9E4A)
Preset
[m³] or [kg]
C4.3.5
1 Only available in signal converters with "modular carrier"
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