On-line Instrument?

In this field, define if the instrument will be on-line on the measurement moment, that is, if the instrument will be connected to a computer in order to automatically feed the data related to data collecting.

Selected the option S, the next fields must be informed, according to technical manual information of the instrument.

Bits per Second
Parity
Door
Data Bit
Stop Bit 
Otherwise, these fields will be unable to be fulfilled, because the information are unnecessary to the instrument register.