Chapter 4 Command Reference

:INPut3 Subsystem

:INPut3 Subsystem

This subsystem queries the characteristics of the Counter’s

channel 3 input port. These commands are only available if Option 030/050 is installed.

:INPut3:COUPling?

Queries the channel 3 input coupling .

Query Response A sequence of ASCII-encoded bytes: AC

Comments This command is only available if Option 030/050 is installed.

:INPut3:IMPedance?

Query Response

Comments

Queries the channel 3 input impedance .

Numeric data transferred as ASCII bytes in <NR3> format with six significant digits.

The value returned is 50, or Not a Number 9.91E37 if Option 030/050 Channel 3 is not installed.

Units are Ohms.

This command is only available if Option 030/050 is installed.

4-50

Programming Guide