LI-COR LI-7500, Instruction Manual

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Appendix D
D-26 Appendix D
The Query Command
The Query (?) command is used to query the LI-7500 for any configuration parameter
individually, as well as any node in the configuration tree.
Table 6: Query Commands
Command Remarks
(Outputs ?)
(Calibrate ?)
(Coef ?)
(Outputs ?)
(Data ?)
(Diagnostics ?)
(EmbeddedSW ?)
(Inputs ?)
The query for individual parameters
works only for configuration parameters
and not data or diagnostic information.
All commands are followed by a line
feed (lf).
Examples:
The query (Outputs ?)lf might respond:
(Outputs (BW 5)(Delay 25)(SDM (Address 7))(Dac1 (Source CO2A)(Zero -5e-
2)(Full 4e-1))
(Dac2 (Source H2OA)(Zero -1e-1)(Full 4e-1))(RS232 (Baud 38400)(Freq
5)(Pres TRUE)
(Temp TRUE)(Aux TRUE)(Cooler TRUE)(CO2Raw TRUE)(CO2D TRUE)(H2ORaw TRUE)