Manual
TECHNICAL REFERENCE___________________________________________________________ 
64 __________________________________________________________________ M211097EN-C 
a! — Acknowledge Active 
This command ensures that WMT700 is responding to a data recorder or 
another SDI-12 device. It asks the WMT700 to acknowledge its presence 
on the SDI-12 bus. 
a! 
where 
a  =  The single-digit WMT700 address that corresponds to 
the first character of the address value. 
!  =  Terminates the command. 
The response is the following: 
a<CR><LF> 
where 
a  =  The single-digit WMT700 address that corresponds to 
the first character of the address value. 
<CR><LF>  =  Terminates the response. 
Example of the command and response: 
1! 
1<CR><LF> 










