Campbell CR850 User Manual

Section 8. Operation
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"ULONG","ULONG","ULONG","FP2","FP2"
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8.6.3.5 Control
CRBasic program language logic can be configured to allow remote access to
many control functions by means of changing the value of a variable.
8.6.3.5.1 SetValueEx Command
SetValueEx allows a web client to set a value in a host CR800 CRBasic variable.
http://ip_address/?command=SetValueEx&uri=dl:table.variable&valu
e=x.xx
SetValueEx requires a minimum .csipasswd access level of 2 (set variables
allowed).
Table 91. SetValueEx API Command Parameters
uri
Specifies the variable that should be set in the following format:
dl:tablename.fieldname

value
Specifies the value to set
format
The following table lists optional output formats for SetValueEx result codes. If not specified,
result codes output as HTML.
Result Code Output
Option
Result Code Output
Format
Content-Type Field of
HTTP Response Header
html
HTML
text/html
json
CSIJSON
application/json
xml
CSIXML
text/xml
Example: &format=html
Specifies the format of the response. The values html, json, and xml are valid. If this parameter is
omitted, or if the value is html, empty, or invalid, the response is HTML.
Examples:
http://192.168.24.106/?command=SetValueEx&uri=dl:public.NaOH_Set
pt_Bal2&value=3.14
Response:thepublicvariablesettable_floatissetto3.14.
http://192.168.24.106/?command=SetValueEx&uri=dl:public.flag&val
ue=-1&format=html
Response:thepublicBooleanvariableFlag(1)inissettoTrue(‐
1).

Campbell CR850 Specifications

General

Brand	Campbell
Model	CR850
Category	Measuring Instruments
Language	English