Manual
TECHNICAL REFERENCE___________________________________________________________ 
2 ___________________________________________________________________ M211097EN-C 
CHAPTER 5
OPERATING WMT700 WITH WS425 AND SDI-12 PROFILES..................41 
Communication Profiles ........................................................41 
Getting Started........................................................................42 
Operating WMT700 with Terminal Program.........................42 
Entering Configuration Mode................................................44 
WS425 F/G ASOS Profile .......................................................44 
Configurable Parameters ....................................................44 
WS425 F/G ASOS Commands ...........................................45 
WA — Fetch Averaged Wind Speed and Direction .......46 
WS — Fetch Internal Diagnostics Information ...............46 
WS425 F/G ASOS Data Message ......................................48 
WS425 A/B NMEA Standard Profile ......................................49 
Configurable Parameters ....................................................49 
WS425 A/B NMEA Standard Data Message ......................50 
Missing Readings...........................................................51 
WS425 NMEA Extended Profile (v. 0183) .............................51 
Configurable Parameters ....................................................51 
WS425 A/B NMEA Extended Commands...........................53 
WS425 A/B NMEA Extended Data Message......................54 
WS425 A/B ASCII Profile........................................................55 
Configurable Parameters ....................................................55 
WS425 A/B ASCII Commands............................................56 
I — Identify Sensor.........................................................56 
Wx — Start Measurement..............................................56 
Missing Readings...........................................................58 
WS425 A/B WAT11 Profile .....................................................58 
Configurable Parameters ....................................................58 
WS425 A/B WAT11 Commands .........................................59 
Missing Readings...........................................................59 
SDI-12 Profile (v 1.3)...............................................................60 
Configurable Parameters ....................................................61 
SDI-12 Commands..............................................................62 
?! — Address Query.......................................................63 
a! — Acknowledge Active...............................................64 
aAb! — Change Address................................................65 
aC! — Start Concurrent Measurement...........................65 
aD0! — Send Data .........................................................66 
aI! — Send Identification ................................................67 
aM! — Start Measurement .............................................68 
aV! — Start Verification..................................................69 
SDI-12 Data Messages .......................................................70 
WS425 A/B SDI-12 Message for C and M Command ...70 
Missing Readings......................................................70 
WS425 A/B SDI-12 Message for V Command ..............71 
Requesting Cyclic Redundancy Check..........................71 
CHAPTER 6 
TROUBLESHOOTING..................................................................................73 
Problem Situations.................................................................73 
Technical Support ..................................................................74 
Product Returns......................................................................74 










