27
|
P a g e
Value
type
UINT
32
+
UNIT
16
Notes
Accumulated
flow
rate
=
Value
(0x003C)
*
65536
+
Value
(0x003D)
+
Value
(0x003E)/1000
e.g.:
for
an
accumulated
flow
rate
of
3452.245
m
3
,
the
user
will
read
“0”
from
register
0x003C;
“3452”
from
register
0x003D,
and
“245”
from
register
0x003E.
Then,
the
accumulated
flow
rate
=
0
+
3425
+
245/1000=3425.245.
Baud
rate
0x0082
Write
Y
Read
Y
Description
Communication
baud
rate
with
a
PC
Value
type
UINT
16
Notes
0
‐
4800;
1
‐
9600;
2
‐
19200;
3
‐
38400;
4
‐
57600;
5
‐
115200.
The
default
value
is
1,
the
baud
rate
is
9600.
For
example,
when
the
user
reads
“2”
from
register
0x0082,
the
baud
rate
is
19200.
GCF
0x008B
Write
Y
Read
Y
Description
The
gas
conversion
factor
for
a
gas
that
is
different
from
the
calibration
gas.
Value
type
UINT
16
Notes
The
air
(default)
is
1000,
normally
read
from
register
0x008B.
The
product
will
disable
this
function
with
write
protection
once
the
metering
gas
is
confirmed
with
the
proper
GCF.
For
a
specific
GCF
value,
please
contact
the
manufacturer.
Response
time
0x008D
Write
Y
Read
Y
Description
Set
response
time
Value
type
UINT
16
Notes
125,
250,
500,
1000,
2000,
or
5000,
unit
is
msec.
The
default
value
is
125
msec.
For
example,
when
the
user
reads
“2000”
from
register
0x008D,
the
response
time
is
2000
msec
(2
sec).
Alarm:
Accumulated
flow
rate
0x0096
~
0x0097
Write
Y
Read
Y
Description
Alarm
set
for
the
maximum
value
of
an
accumulated
flow
rate
Value
type
UINT
32
Notes
Alarm
values
=
Value
(0x0096)*65536
+
Value
(0x0097)
When
the
set
value
is
reached,
an
alarm
will
be
triggered.
Alarm:
Upper
limited
of
a
flow
rate
0x0098
~
0x0099
Write
Y
Read
Y
MF5700
User
Manual
www.ato.com
18005851519
Global Shipping
Содержание MF5700 Series
Страница 1: ...Gas Mass Flow Meter VC 3 Model MF5700...
