User`s guide
Chapter 5 _________________________________________________________________ Operation 
To start continuous measurement, use the START command. 
You can stop the measurement with the STOP command. For 
instructions, refer to START — Start Continuous Measurement 
and STOP — Stop Wind Measurement on page 115. 
WS425 A/B NMEA Extended 
Commands 
This command polls data from WMT700. 
$WIP<id>Q,*<chk><CR><LF> 
where 
$WIP 
= 
Fixed text 
<id> 
= 
Data ID; A … Z 
Q 
= 
Fixed text 
* 
= 
Fixed text 
<chk> 
= 
Checksum (8-bit XOR, excluding $ and *) 
<CR> 
= 
Carriage return code, ASCII 0DH 
<LF> 
= 
Line feed code, ASCII 0AH 
Table 48  Checksum Table 
ID Character <id> 
Checksum <chk> 
Polling String 
A 
72 
$WIPAQ,*72<CR><LF> 
B 
71 
$WIPBQ,*71<CR><LF> 
C 
70 
$WIPCQ,*70<CR><LF> 
D 
77 
$WIPDQ,*77<CR><LF> 
E 
76 
$WIPEQ,*76<CR><LF> 
F 
75 
$WIPFQ,*75<CR><LF> 
G 
74 
$WIPGQ,*74<CR><LF> 
H 
7B 
$WIPHQ,*7B<CR><LF> 
I 
7A 
$WIPIQ,*7A<CR><LF> 
J 
79 
$WIPJQ,*79<CR><LF> 
K 
78 
$WIPKQ,*78<CR><LF> 
L 
7F 
$WIPLQ,*7F<CR><LF> 
M 
7E 
$WIPMQ,*7E<CR><LF> 
N 
7D 
$WIPNQ,*7D<CR><LF> 
O 
7C 
$WIPOQ,*7C<CR><LF> 
NOTE 
To use WMT700 with the NMEA Extended profile, either set the 
autoSend
 parameter to 0 to enable polling or define a fixed output 
interval with the 
autoInt parameter. If you are using automatic messages, 
the value for the 
autoSend parameter must be set to 15. 
VAISALA _______________________________________________________________________ 157 










