參考:
1.Why Do I Receive Timeout Error -1073807339 on VISA Read or Write? - National Instruments http://digital.ni.com/public.nsf/allkb/874B379E24C0A0D686256FCF007A6EA0?OpenDocument
2.http://forums.ni.com/t5/NI-LabVIEW-CVI-數據采集等產品討論區/利用visa與USB接口程控電源通信讀電壓時出現超時錯誤/td-p/1056680