W (Guard) - Keithley 263 Instruction Manual

IEEE-488 PROGRAMMING
4.7.14
W (Guard)
Purpose
Use to enable or disable guard
Format Wn
Parameters
WO
Disable guard
Wl Enable guard
Default
Upon power up, or after a DCL or SDC command is received, guard will disable
W).
Description
When guard is enabled (Wl) the output of the Model 263 is reconfigured so that
a guard drive can be placed on the inner shell of the output triax connector. Depend-
ing on the function, the guard voltage may be supplied by the Model 263 or by an
external drive. See paragraph 3.7 for detailed information on guard. When guard
is disabled (WO) the output is placed back in the unguarded configuration.
4-27