Viewing Close/Open Status Of A Channel - Keithley 3700 Series User Manual

Section 4: Close-open overview
For this example, the following numbered operations are executed either from
the front panel or over the bus. Bulleted items that immediately follow the
numbered operation indicate actions that can occur with the operation:
1. channel open all
2. channel exclusive close 3001
3. channel exclusive close 3002
4. channel exclusive close 3031
5. channel exclusive close 3032
6. dmm close 3001
7. dmm close 3002

Viewing close/open status of a channel

To determine whether a channel or backplane relay is closed or open, you can
view its status using the front panel interface, remote command query, or
internal web page.
4-14
only 3001 closes (because no backplane relays have been associated
with channel and channel is not paired, in other words, not 4-pole)
open 3001 (no longer being requested as closed)
close 3002 and 3915 (no channel pair because 2-pole and 3915 is
backplane relay attribute setting)
open 3002 and 3915
close 3031 and 3921
open 3031
keep 3921 close
close 3032
open 3032, 3921
close 3001, 3031, 3911, 3922 (prepare for a 4-wire measurement, need
paired channel and corresponding backplane relays)
open 3001, 3031
keep 3911, 3922 close
close 3002, 3032
Series 3700 System Switch/Multimeter User's Manual
3700S-900-01 Rev. C / July 2008