Keithley 2700, User Manual, Page: 468 / 500

Model 2700 Multimeter/Switch System User’s Manual IEEE-488 Bus Overview G-15
PP (Parallel Poll Function)
— The instrument does not have parallel polling capabilities
(PP0).
DC (Device Clear Function)
— DC1 defines the ability of the instrument to be cleared
(initialized).
DT (Device Trigger Function)
— DTI defines the ability of the Model 2700 to have
readings triggered.
C (Controller Function)
— The instrument does not have controller capabilities (C0).
TE (Extended Talker Function)
— The instrument does not have extended talker
capabilities (TE0).
LE (Extended Listener Function)
— The instrument does not have extended listener
capabilities (LE0).
E (Bus Driver Type)
— The instrument has open-collector bus drivers (E1).