THORLABS ERM100, Руководство по эксплуатации

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ERM100
6.2.2 Measurement Commands
Command List
Command Description
:MEAS:VAL?
Query the measurement data
:MEAS:EXT?
Query extreme value monitor
:MEAS:EXR?
Query extreme value monitor and reset extreme values
Description
Measurement Query
Command syntax:
:MEAS:VAL?
Response syntax: Extinction ratio [dB]
<NR3 NUMERIC RESPONSE DATA>,
Key angle [°]
<NR3 NUMERIC RESPONSE DATA>,
Optical power [dBm]
<NR3 NUMERIC RESPONSE DATA>
Description: Queries the measurement result.
Note: If a power overflow occurs, the value
‘+Inf’
or
‘-Inf’
is
returned for the optical power value.
Extreme Value Query
Command syntax:
:MEAS:EXT?
Response syntax: Extinction ratio minimum value [dB]
<NR3 NUMERIC RESPONSE
DATA>,
Key angle maximum value [°]
<NR3 NUMERIC RESPONSE DATA>
Description: Queries the extreme values of the measurement results. If there
was no new measurement since last monitor reset the values '+Inf'
for the ER and '0.0' for the angle are returned and an error is in-
sert into the error queue.
Extreme Value Query With Reset
Command syntax:
:MEAS:EXR?
Response syntax: Extinction ratio minimum value [dB]
<NR3 NUMERIC RESPONSE DATA>,
Key angle maximum value [°]
<NR3 NUMERIC RESPONSE DATA>
Description: Queries the extreme values of the measurement results and re-
sets the extreme value monitor. If there was no new measurement
since last monitor reset the values '+Inf' for the ER and '0.0' for the
angle are returned and an error is insert into the error queue. The
reset sets the ER value to '+Inf' and the angle to '0.0'.