11 STATus Subsystem
478 N1911A/1912A P-Series Power Meters Programming Guide
STATus:OPERation:LLFail[:SUMMary]
The operation status lower limit fail summary register set contains
information on the lower limit fail status of the power meter.
The following bits in these registers are used by the power meter:
The appropriate bits are set if a channel lower limit test fails or a window
lower limit test fails.
These bits are cleared if a measurement is made and the test is enabled
and passes.
Syntax
Bit
Number
Decimal
Weight
Definition
0 - Not used
1 2 Channel A LLFail Status
2 4 Channel B LLFail Status (N1912A only)
3 8 Upper window LLFail Status
4 16 Lower widow LLFail Status
5 32 Upper window lower measurement LLFail Status
6 64 Lower window lower measurement LLFail Status
7-15 - Not used