B&K Precision 4078 - Manual - Manual (Page 93)

Basic Talker T6 Responds to Serial Poll, Untalk if
My Listen Address (MLA) is received
Basic Listener L4 Unlisten if My Talk Address (MTA) is received
Service Request SR1 Complete capability
Remote-Local RL1 Complete capability, including Local Lockout (LLO)
Parallel Poll PP0 Does not respond to Parallel Poll
Device Clear DC1 Complete capability
Device Trigger DT1 Complete capability
Controller C0 No controller functions
Electrical Interface E2 Three-state drive capability