
Precision RF Power Sensors: 402x Series Overview
Explore the precision RF power sensors from the 402x Series, including the 4020, 4027A, 4027F, and 4028 models. These sensors work with the 4421A Power Meter and 4421B540-2 Interface Adapter, offering various accuracy levels and connector options. Learn about their features and applications in RF power measurement.
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402x Series Precision RF Power Sensors 4421A Power Meter 4421B540-2 Interface Adapter and VPM3 Software Mike Gathergood Bird Technologies, EMEA +44 7557 368490 mgathergood@birdrf.com July 2020
Precision Power Sensors The 402x Series are a range of precision RF power sensors which include: 4020 Series 3% sensors. 4027A Series 1% sensors for commonly used ISM frequencies. 4027F Series 1% sensors with integral rejection of harmonics and modulation artefacts. 4028 Series 2% high power sensors, 500W to 50kW. The 402x Series work with: 4421A power meter 4421B540-2 interface adapter and VPM3 software
Precision Power Sensors 4020 Series 3% accuracy over stated range. Works with 4421A Power Meter or 4421B540-2 Interface Adapter. Supplied with N female connectors by default. Other connectors from the QC range may be ordered as factory-fit options.
Precision Power Sensors 4027A Series 1% accuracy on calibrated frequency and power level. 2% accuracy over stated range. Supplied with N female connectors by default. Other connectors from the QC range may be ordered as factory-fit options.
Precision Power Sensors 4027F Series 1% accuracy on calibrated frequency and power level. 2% accuracy over stated range. Works with 4421A Power Meter or 4421B540-2 Interface Adapter. Integral filtering minimises effects of harmonics and modulation. Supplied with N female connectors by default. Other connectors from the QC range may be ordered as factory-fit options.
Precision Power Sensors 4028 Series 2% accuracy on calibrated frequency and power level. 3% accuracy over stated range. Works with 4421A Power Meter or 4421B540-2 Interface Adapter.
Precision Power Sensors 4421A Power Meter One or two sensor inputs (factory option). Optional RS-232 interface (factory option). Displays forward power in W or dBm. Displays reflected power in W or dBm. Displays VSWR, Return Loss or Reflection Coefficient. Graphical display of power versus time. Serial command protocol available on request.
Precision Power Sensors 4421B540-2 Interface Converter Converts interface of 402x Series sensor to USB or RS-232. Allows 402x Series to be used with VPM3 virtual power meter software for Windows . Allows remote control of 402x Series sensor over RS-232 serial interface. Serial command protocol available on request. Includes universal AC power supply.