Modbus protocol description and set-up – KROHNE ALTOSONIC V12 EN User Manual
Page 142

10
MODBUS PROTOCOL DESCRIPTION AND SET-UP
142
ALTOSONIC V12
www.krohne.com
04/2013 - 4002643502 - MA ALTOSONIC V12 R02 en
Totalisers
10.8.10 Holding Registers (read/write): Long long (64-bit integer), address range 8500-
8999
Relative
address
Absolute address
Name
Parameter /
Variable
(short description)
non-Modicon
Modicon-comp.
1
8001
8004-8007
(4 regs)
Fwd_Proces
Totaliser PROCESS
Forward
Accumulated volume (with normal working
meter) in forward flow direction, at line
conditions (in ml (=10
-6
m
3
)).
2
8002
8008-8011
(4 regs)
Rev_Proces
Totaliser PROCESS
Reverse
Accumulated volume (with normal working
meter) in reverse flow direction, at line
conditions (in ml (=10
-6
m
3
)).
3
8003
8012-8015
(4 regs)
FwdFail_Proces
Totaliser FAIL
PROCESS Forward
Accumulated volume (with meter in error
state) in forward flow direction, at line
condition (in ml (=10
-6
m
3
)).
4
8004
8016-8019
(4 regs)
RevFail_Proces
Totaliser FAIL
PROCESS Reverse
Accumulated volume (with meter in error
state) in reverse flow direction, at line
condition (in ml (=10
-6
m
3
)).
Relative
address
Absolute address
Name
Parameter /
Variable
(short description)
non-Modicon
Modicon-comp.
0
8500
8500-8503
(4 regs)
TestRegister
uint64
Test Register
INFORMATION!
Register reserved for testing communications and protocol handling with this type of register,
without affecting the operation of the flowmeter.