Vaisala WMT52 - Manual (Page 66)

User’s Guide ______________________________________________________________________
64 ___________________________________________________________________M210925EN-B
ASCII Protocol
This section presents the data commands and data message formats for
the ASCII communication protocols.
Abbreviations and Units
For changing the units, see Chapter 8, Sensor and Data Message
Settings, on page 95 .
Device Address (?)
This command is used to query the address of the device on the bus.
Command format: ?<cr><lf>
Table 6 Abbreviations and Units
Abbreviation Name Unit
Status
1
1. The letters in the status field indicate the Unit, the # character indicates invalid data.
Sn Wind speed minimum m/s, km/h, mph, knots #,M, K, S, N
Sm Wind speed average m/s, km/h, mph, knots #,M, K, S, N
Sx Wind speed maximum m/s, km/h, mph, knots #,M, K, S, N
Dn Wind direction minimum deg #, D
Dm Wind direction average deg #, D
Dx Wind direction
maximum deg #, D
Th Heating temperature °C, °F #, C, F
Vh Heating voltage V
#, N, V, W, F 2
2. For heating # = heating option is not available (has not been ordered). N = heating option is available
but have been disabled by user or the heating temperature is over the high control limit. V = heating is
on at 50% duty cycle and the heating temperature is between the high and middle control limits. W =
heating is on at 100% duty cycle and the heating temperature is between the low and middle control
limits. F = heating is on at 50% duty cycle and the heating temperature is below the low control limit.
Vs Supply voltage V V
Id Information field alphanumeric
where
?
= Device address query command
<cr><lf> = Command terminator