DELTA
LTL2000S(Q) Retroreflectometer
32
Command format
All LTL2000S(Q) commands are built using the following template.
Command (one ore more letters)
Delimiter (one ore more spaces, optional)
Parameter (Integer or Real number, optional)
Command End (Carriage Return, mandatory)
Example #1:
The user wants to see how the Automatic Off timer is set and then change the value to 120
seconds.
The command and the response sequence look like this.
Ot
Automatic Off Timer = 300 sec.
Ot 120
Automatic Off Timer = 120 sec
If for some reason the communication fails or the command is undefined the LTL2000S(Q)
responds with a question mark. <?>
If the parameter lies outside the defined range for that parameter, the LTL2000S(Q) returns
the present setting without any change.
Example #2:
The user wants to read the data in the data log
The command and the response sequence can look like this.
LR
Log Dump: 2002 Aug 12 13:27:13
3 Entrys: Free: 1495
Date Time Rl Qd R-Stat Q-Stat ID #
Y-M-D H:M:S [mcd/m
²
)/lx]
2002-08-12 12:45:56 123 off 0 0
2002-08-12 12:46:13 125 off 0 0
2002-08-12 13:47:11 120 82 0 0 DELTA 1
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