Xylem H-3531 FlashLite - Manual (Page 52)

5-14 SDI-12 Command and Response Protocol
H-3531
5.13 Extended Read/Write Quadrature Output Enable
The H-3531 FlashLite™ scales the current Stage data to Quadrature counts and simulates a
Quadrature shaft encoder output when Stage changes. This extended command is for
reading/writing the Quad out enable. When the enable value is set to a ‘1' then the Quadrature
shaft encoder output is enabled and when it is set to a ‘0' then the Quadrature shaft encoder output
is disabled.
Command Response Description
“aXRQE!” “a0011” Read Quad enable
“aXWQEd!” “a0021” Write Quad enable
Where: a is the sensor address ("0-9", "A-Z", "a-z", "*", "?").
XRQE are upper case characters.
XWQE are upper case characters.
d is the new enable value(0/1)
Example of a H-3531 Extended "Read Quad Enable" command:
Command
Response Time Values Description
"aXRQE!" "a0011" 1 sec 1 Read Quad Enable
Command Response Description
"aD0!" "a+0" Quad out disabled
Example of a H-3531 Extended "Write Quad Enable" command:
Command
Response Time Values Description
"aXWQE1!" "a0021" 2 sec 1 Enable Quad out
Command Response Description
"aD0!" "a+1" Quad out enabled