2 dataquery command – Campbell Scientific CR3000 Micrologger User Manual
Page 384

Section 8. Operation
384
 is_read_only="false" 
 can_expand="true"/>
 uri="dl:Public" 
 type="6" 
 is_enabled="true" 
 is_read_only="false" 
 can_expand="true"/> 
 
JSON Response
When
json
is entered in the BrowseSymbols
format
parameter, the response will
be formated as CSIJSON
(p. 68).
Following is an example response.
{ 
 "symbols": [ 
 {"name": "Status","uri": "dl:Status","type": 6,"is_enabled": 
true,"is_read_only": false,"can_expand": true}, 
 {"name": "MainData","uri": "dl:MainData","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "BallastTank1","uri": "dl:BallastTank1","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "BallastTank2","uri": "dl:BallastTank2","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "BallastTank3","uri": "dl:BallastTank3","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "BallastTank4","uri": "dl:BallastTank4","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "BallastLine","uri": "dl:BallastLine","type": 
6,"is_enabled": true,"is_read_only": false,"can_expand": true}, 
 {"name": "Public","uri": "dl:Public","type": 6,"is_enabled": 
true,"is_read_only": false,"can_expand": true} 
 ] 
} 
8.6.3.4.2 DataQuery Command
DataQuery allows a web client to poll the CR3000 for data. DataQuery 
typically takes the form: 
http://ip_address/?command=DataQuery&uri=dl:tablename.fieldname&
format=_&mode=_&p1=_&p2=_ 
DataQuery requires a minimum .csipasswd access level of 3 (read-only
)
.
