User manual

PEL-3000 Programming Manual
172
-420 Query UNTERMINATED
Indicates that a condition causing
an UNTERMINATED Query
error occurred.
-430 Query DEADLOCKED
Indicates that a condition causing
an DEADLOCKED Query error
occurred.
-440 Query UNTERMINATED after
indefinite response
Indicates that a query was
received in the same program
message after a query requesting
an indefinite response was
executed
Power On Event Commands
-500 Power on
The instrument has detected an
off to on transition in its power
supply.
User Request Event
-600 User request
The instrument has detected the
activation of a user request local
control.
Request Control Event
-700 Request control
The instrument requested to
become the active IEEE 488.1
controller-in-charge.
Operation Complete Event
-800 Operation complete
The instrument has completed all
selected pending operations in
accordance with the IEEE 488.2
synchronization protocol.