33
US
USER SPAN
Command Description Reads or writes the DXD Unit’s User
Span Value
Command Type
READ Command
Read Command Syntax #01US[CR]
Typical Read Command Response:
Outputs the User Span value as a fixed length 14 character
string as shown below.
US Typical Read Command Response
us
USER SPAN
Write Command Syntax #01us+1.00004[CR]
Typical Write Command Response: Fixed Length 3 bytes
Char. Position
1
2
3
Response Char.
ACK CR
LF
The span value can be verified with the US command
Important Information:
The entered USER SPAN value must have the same format
as shown above, i.e. a plus sign, 0 or 1 with 5 decimal digits
to the right of the decimal point.
UT
USER TARE
Command Description Reads or writes the DXD Unit’s User
Tare Value
Command Type
READ Command
Read Command Syntax #01UT[CR]
Typical Read Command Response:
Outputs the User Span value as a fixed length 14 character
string as shown below.
UT Typical Read Command Response
ut
USER TARE
Write Command Syntax #01ut+0000.12[CR]
Typical Write Command Response: Fixed Length 3 bytes
Char. Position
1
2
3
Response Char.
ACK CR
LF
The span value can be verified with the UT command
Important Information:
The entered USER TARE value must have the same format
as the value returned by the UT command. The value
required to Tare out the pressure reading from the device
is the opposite sign value of the current pressure reading
obtained from the PS command, added to the current USER
TARE value. For the above example, a USER TARE value of
+0000.12 would be written to Tare a PS reading of -0000.12 if
the current User Tare value was +0000.00.
Char. Position
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Response Char.
U
S
=
+
0
.
9
9
9
4
8
ACK CR LF
Char. Position
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Response Char.
U
T
=
+
0
0
0
0
.
0
0
ACK CR LF
Содержание DXD Series
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