error occur while interface labview with power and harmonic analyser

[ilang]

hello,

        i done a project to test coreloss of motor. i our project we met some some trouble while interfacing labview software with navonip power and harmonic analyser through rs 232 communiation.i generate some error msg when i am using *IDHN? command to communicate with this hardware......  so i need ur technical support

[andre.buurman@carya]

You will have to supply more info on the error(s) you encounter. Is there a command that does work as expected?