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H-310 – Xylem H-310 User Manual

Page 35

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H-310

Appendix D H-310 Extended Commands D-3

D.3 Write "User Units Slope" Command

Command Response Description


"aXWSddd!" "atttn" Write user units slope coefficient

Where:

a

Is the sensor address (0-9,*)

XWS

Are upper-case ASCII characters

ddd

Is a the new user units slope value. The input format is very flexible. Some examples are shown
below.

20.095
0.195
7.984E+10
167.824E5
005.9357E-7
500

ttt

Is a three digit integer (000-999) specifying the maximum time, in seconds, the sensor will take to
complete the command and have data available in its buffer.

n

Is a single digit integer (0-9) specifying the number of values that will be placed in the data buffer.

The Write User Slope Command loads the "Users Units Slope" coefficient term. The new value
is stored in non-volatile EEPROM within the sensor. Once the new slope term is written to the
EEPROM a copy is sent to the sensor data buffer for verification. This verification is done by
using the "D" command. To verify the current "User Units Slope"
any other time use the "Read User Units Slope" command.


Example of a "Write User Units Slope" command:

Command Response Time Values Description

"aXWS1.234!" "a0021" 2 sec 1 Write user units slope

coefficient