EXFO FVA-3150 Variable Attenuator - Manual (Page 85)

Remote Control Commands
Variable Attenuator 79
Specific commands-Quick Reference Command Tree
Specific commands-Quick Reference
Command Tree
Command
Parameter/
Response
Description
ATT
a,
b
<±99.999 [DB] | MIN|MAX> set attenuation
ATT? (± 99.999) obtain attenuation
CAL a,
b
<±99.999> set offset
CAL? (± 99.999) obtain offset
D b <0|1> activate shutter
D? (0|1) obtain shutter state
DISP DIMM <LO | HI | OFF> adjust display
intensity
DIMM? <LO | HI | OFF> obtain display
intensity
Fiber
a,
b
<1|2> set fiber type
Fiber? (1|2) obtain fiber type
INP ATT
a
<±99.999 [DB] | MIN|MAX> set attenuation
ATT? (± 99.999) obtain attenuation
OFFS
a
<±99.999 [DB]> set a reference value
DISP set ref. to display
OFFS? (±99.999) read reference value
STEP 0.01<step<50 set step
CATA? list of available steps obtain step list