21/54
IWQ Series Service Manual
3: MZ-7000 Format
4: IWQ2 Format (MZ-7000 Expanded)
Character
Volume
in byte
Polarity
Weight value
(Quantity
number)
State
of
scale
Ex-
ponent
ETX
1
6
1
2
1
32 bytes
30H: Weight value is
positive
31H: Weight value is
negative
Indicates decimal point position.
For example, weight value 12345 is to
read;
01:12345.6
02:1234.56
:
:
05:1.23456
30H: Weight value is stable.
31H: Weight value is unstable.
32H: Weight value is over the scale or
error.
STX = 02H
ETX = 03H
Preset
Number
4
STX
1
Upper
limit
6
Lower
limit
6
Ex-
ponent
2
Ex-
ponent
2
Character
Volume
in byte
Pola-
rity
Weight value
(Quantity
number)
State
of
scale
Ex-
ponent
ETX
1
6
1
2
1
40
bytes
30H: Weight value is
positive
31H: Weight value is
negative
Indicates decimal point position.
For example, weight value 12345 is to
read;
01:12345.6
02:1234.56
:
:
05:1.23456
30H: Weight value is stable.
31H: Weight value is unstable.
32H: Weight value is over the scale or
error.
STX = 02H
ETX = 03H
Preset
Number
4
STX
1
Upper
limit
6
Lower
limit
6
Ex-
ponent
2
Ex-
ponent
2
Tare
weight
6
Ex-
ponent
2
Output in absolute
value (without
negative mark)