UNI-T
UPO 3000E&UPO2000E Series Oscilloscope Programming Manual
:CHANnel<n>:UNITs
Command format：
:CHANnel<n>:UNITs {VOLTs|AMPeres|WATTs|UNKNown}
:CHANnel<n>:UNITs?
Functional description：
Set channel unit as VOLTs, AMPeres, WATTs and UNKNown.
Return format：
Query return VOLTs, AMPeres, WATTs or UNKNown.
For example：
:CHAN1:UNIT VOLT
set channel 1 unit as voltage
:CHAN1:UNIT?
query return VOLTs
:CHANnel<n>:VERNier
Command format：
:CHANnel<n>:VERNier { {1|ON} | {0|OFF} }
:CHANnel<n>:VERNier?
Functional description：
Set position accommodation mode, ON presents Fine tuning
，
to further
subdivides between coarse
tuning settings to improve vertical resolution; OFF presents Coarse tuning
，
based on 1-2-5
system to set vertical sensitivity.
Return format：
Query return 1 or 0
，
it presents ON or OFF.
For example：
:CHAN1:VERN ON
turn on channel 1 fine tuning function
:CHAN1:VERN?
query return 1
:CHANnel<n>:BIAS
Command format：
:CHANnel<n>:
BIAS { {1|ON} | {0|OFF} }
:CHANnel<n>:
BIAS?
Functional description：
The switch setting of channel bias voltage.
Return format：
Query return 1 or 0
，
it presents ON or OFF.
For example：
:CHAN1:BIAS ON
turn on channel 1 bias voltage function
:CHAN1: BIAS?
query return 1
