Exfo IQS-3150 Variable Attenuator for IQS-500/600 Manuel d'utilisateur Page 109
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SCPI Command Reference
Variable Attenuator 103
Product-Specific Commands—Description
DEFault allows the instrument to select a value
for the <RelativeAttenuation> parameter.
The <RelativeAttenuation> parameter is a valid
relative attenuation value. You can use the
INPut[1..n]:RATTenuation? MAX and
INPut[1..n]:RATTenuation? MIN queries to
determine a valid range for the attenuation.
a) In ABSolute mode, <RelativeAttenuation> =
absolute attenuation + offset value.
b) In REFerence mode, <RelativeAttenuation>
= absolute attenuation – reference value + offset
value.
c) In XB mode (dB), <RelativeAttenuation> =
absolute attenuation + correction factor
(wavelength-specific) + offset value.
d) In XB mode (dBm), <RelativeAttenuation> =
(absolute attenuation *–1) + input power
(wavelength-specific) + offset value.
Example(s) INP:WAV 1310 NM
CONT:MODE ATT
OUTP:APM ABS
INP:OFFS 1.000 DB
INP:RATT 15.355 DB
:INPut[1..n]:RATTenuation
- IQS-3150 1
- Contents 3
- Certification Information 5
- DECLARATION OF CONFORMITY 6
- 1 Introducing the IQS-3150 7
- Local and Remote Control 8
- Typical Applications 9
- Main Software Features 10
- Control Mode Description 11
- Display Modes 12
- Multiple Module Control 13
- MPORTANT 14
- Laser Safety Information 15
- 2 Getting Started with Your 17
- Variable Attenuator 17
- 12 IQS-3150 18
- Variable Attenuator 13 19
- Retaining screw knob 19
- 14 IQS-3150 20
- Variable Attenuator 15 21
- 16 IQS-3150 22
- Data Display 23
- Title Bar 24
- Status Bar 24
- Exiting the Application 26
- 3 Setting Up Your Variable 27
- Attenuator 27
- 22 IQS-3150 28
- Basic Settings 28
- Setting the B Value 29
- 24 IQS-3150 30
- Variable Attenuator 25 31
- 26 IQS-3150 32
- Setting the Drift Tolerance 33
- 28 IQS-3150 34
- Variable Attenuator 29 35
- Variable Attenuator 31 37
- The selected 37
- 32 IQS-3150 38
- Variable Attenuator 33 39
- Defining an Offset Value 40
- 36 IQS-3150 42
- Creating a Test Sequence 42
- Setting a Starting Time 44
- Setting Repetition Scheme 46
- Managing Sequence Files 48
- 44 IQS-3150 50
- Nulling Electrical Offsets 54
- 50 IQS-3150 56
- Variable Attenuator 51 57
- (Self-Adjusting Modules) 58
- Shutter Status 60
- High-Power Detection 60
- Attenuators 61
- Selecting Modules to Control 62
- 58 IQS-3150 64
- 6 Monitoring Variable 65
- Attenuator Modules 65
- 60 IQS-3150 66
- Using Monitor Windows 66
- Using QuickTools 68
- 7 Measuring Multimode 71
- Insertion Loss 71
- 66 IQS-3150 72
- 8 Maintenance 73
- Calibration) 79
- Recalibrating the Unit 80
- Recycling and Disposal 81
- 9 Troubleshooting 83
- 78 IQS-3150 84
- IQS-3150-X XX 84
- Variable Attenuator 79 85
- Transportation 86
- 10 Warranty 87
- Exclusions 88
- Certification 88
- Service and Repairs 89
- 84 IQS-3150 90
- A Technical Specifications 91
- Technical Specifications 92
- Quick Reference Command Tree 94
- SCPI Command Reference 95
- :CALibration[1..n]:ZERO 96
- :CONTrol[1..n]:MODE 97
- :CONTrol[1..n]:MODE? 98
- :INPut[1..n]:ARESolution? 99
- :INPut[1..n]:ATTenuation 100
- :INPut[1..n]:ATTenuation? 102
- :INPut[1..n]:OFFSet 104
- :INPut[1..n]:OFFSet? 106
- :INPut[1..n]:RATTenuation 108
- :INPut[1..n]:RATTenuation? 111
- :INPut[1..n]:REFerence 113
- :INPut[1..n]:REFerence? 115
- :INPut[1..n]:WAVelength 117
- :INPut[1..n]:WAVelength? 119
- :OUTPut[1..n]:ALC[:STATe] 121
- :OUTPut[1..n]:ALC[:STATe]? 122
- :OUTPut[1..n]:APMode 123
- :OUTPut[1..n]:APMode? 125
- :OUTPut[1..n]:DTOlerance 126
- :OUTPut[1..n]:DTOlerance? 128
- :OUTPut[1..n]:LOCK[:STATe]? 130
- :OUTPut[1..n]:OFFSet 131
- :OUTPut[1..n]:OFFSet? 133
- :OUTPut[1..n]:POWer 135
- :OUTPut[1..n]:POWer? 137
- :OUTPut[1..n]:REFerence 139
- :OUTPut[1..n]:REFerence? 141
- :OUTPut[1..n]:RPOWer 143
- :OUTPut[1..n]:RPOWer? 145
- :OUTPut[1..n][:STATe] 147
- :OUTPut[1..n][:STATe]? 148
- Variable Attenuator 143 149
- 144 IQS-3150 150
- :SNUMber? 151
- :STATus? 152
- Variable Attenuator 147 153
- on the internal power meter 154
- CONDition? 155
- Variable Attenuator 151 157
- ..................... 48 158
- .................. 48 158
- Variable Attenuator 153 159
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