Liquid Dosing Control Manual
9.17.150 rev A – September 2020
Page
8
of
34
2.2.4 Change Flow Settings – Capacity Unit
The options for the capacity unit can be found in the table below.
Changing between mass flow or volume flow can affect the displayed capacity unit.
Capacity unit index
FLOW-DDE 23
Mass-flow
(Actual)
Volume Flow
0
kg /
h
l
/
min
1
kg /
min
ml
/
h
2
kg /
s
ml
/
min
3
g
/
h
l
/
h
4
g
/
min
mm3
/
s
5
g
/
s
cm3
/
min
6
mg /
h
m3
/
h
7
mg /
min
ul
/
min
8
mg /
s
Disable protected mode
- Write value 64 to parameter 7 – Init Reset
(unlock secured parameters)
Change Capacity Unit Index
- Write value
<index>
to parameter 23 – Capacity Unit Index (capacity unit index)
Enable protected mode
- Write value 82 to parameter 7 – Init Reset
(lock secured parameters)
Step DDE ProPar Name
Data
Type Execute Value
Remark
Unlock Secured Parameters
1
7
0/10
Init Reset
Uint8 write
64
Unlock secured parameters
Volume Flow
2
23
1/15
Capacity Unit Index
Uint8 write
<index> Unit index
Lock Secured Parameters
3
7
0/10
Init Reset
Uint8 write
82
Lock secured parameters
Alternative:
Instruments in the ES-FLOW, ML- and MI-series automatically change to Mass or
Volume mode when only changing the Capacity Unit.
Step DDE ProPar Name
Data
Type Execute Value
Remark
Unlock Secured Parameters
1
7
0/10
Init Reset
Uint8 write
64
Unlock secured parameters
Volume Flow
2
129
1/31
Capacity Unit
String write
<index> Unit
Lock Secured Parameters
3
7
0/10
Init Reset
Uint8 write
82
Lock secured parameters
