HP E4418B Programming Manual page 110

Power Meter Remote Operation
Status Reporting
Bit
Meaning
Number
4 MEASuring
5 Waiting for
TRIGger
10 SENSe
11 Lower
Limit Fail
12 Upper
Limit Fail
1-86
EVENts Causing Bit Changes
This is a summary bit for the Operation MEASuring
Register.
SET: When the power meter is taking a
measurement.
CLEARED: When the measurement is finished.
This is a summary bit for the Operation TRIGger
Register.
SET: When the power meter enters the "wait for
trigger" state. Refer to Figure 1-8.
CLEARED: When the power meter enters the "idle"
state. Refer to Figure 1-8.
This is a summary bit for the Operation SENSe
Register.
SET: When the power meter is reading data from
the HP E-series power sensor EEPROM.
CLEARED: When the power meter is not reading
data from the HP E-series power sensor EEPROM.
This is a summary bit for the Lower Limit Fail
Register.
SET: If a measurement is made and either a
channel or window lower limit test fails.
CLEARED: If a measurement is made and the
lower limit test is not enabled or the test is enabled
and passes.
This is a summary bit for the Upper Limit Fail
Register.
SET: If a measurement is made and either a
channel or window upper limit test fails.
CLEARED: If a measurement is made and the
upper limit test is not enabled or the test is enabled
and passes.
HP E4418B/E4419B Programming Guide