User Manual For - CONTROLLER/DATA RECORDER MultiCon CMC-99/141
Register Range Register description
01h 0÷0x0FFFFh Set point value (younger word of 32-bits float value)
02h 0÷0x0FFFFh Set point value (older word of 32-bits float value)
04h 0÷1 Valve position: 0-closed, 1-open,
08h 0÷1 Alarm state: 0-off, 1-on,
Tab. 7.10 Description of 16-bits Slave device registers
In first step:
– touch screen and press the
Menu
button,
– press the
Device configuration
button,
– enter the
Modbus
menu,
– using the arrows in upper right corner choose
Port number
:
1
(
MB1
in accordance
with
Fig. 7.130
),
–
Mode
parameter set as
MASTER
,
–
Baud rate
parameter set as
19200 bits/sec.
(it should be the same as in the SLAVE
device),
–
Format
parameter set as
8N1
,
– in
Request timeout
parameter write
0.2 sec.
,
– in
Request retrials
parameter write
3
,
– press
Slave devices
button:
• using the arrows in upper right corner select
Modbus address
of Slave device,
in this case:
5
,
•
Device type
parameter set as
defined
,
• in
Device name
parameter write
Flowmeter
,
• in the
Device channels
parameter block press the
Output list
button to define
the register to write,
◦ if the
Output list
is empty, press the sign
'+'
to add output channel (if the
list has defined the output channels use the arrows in the upper right corner
to select the input channels),
◦
Output active
parameter set as
yes
,
◦
Control type
parameter set as
as a linear output
,
◦ in
Output register
submenu:
– in
Register number
parameter write
1h
,
–
Data format
parameter set as
32 bits, float
(this depends on register
format in Slave device),
–
32-bit reading
parameter set as
two 16-bit registers
,
–
Ordering
parameter set as
CDAB
, because first the younger word part
is send (Register 1h), then the older part (Register 2h),
◦ press the sign
'+'
and then:
◦
Output active
parameter set as
yes
,
◦
Control type
parameter set as
as a relay
,
◦ in
Output register
submenu:
– in
Register number
parameter write
4h
,
–
Data format
parameter set as
16 bits, unsigned
(this depends on
register format in Slave device),
– in
Data mask
parameter write
0x0001
,
– in
Data shift
parameter write
0
,
221