Rohde&Schwarz
R&S® ESR7
10년
주장비
시험
전기·전자장비 > 측정시험장비 > 전자파측정시험장비
2016.02.18.
₩116,930,000
기관의뢰
고정형
건별
₩233,000
전자파 장해 시험을 통해 LED 농생명 조명 및 LED 투광등기구 등과 같은 조명기기의 전기적 특성분석과 조명기기의 잡음단자전압을 테스트하며, CISPR 16-1-1:2010-01, 및 CISPR 16-1-1 (3rd Ed.)에 언급된 조건을 만족하는 장비이다.
- 전자파 장해 시험시 사용하는 EUT Table과 Time Domain Scan과 FFT based Scan이 가능하도록 upgrade 진행했다.
1. 전자파수신기(EMI Test Receiver) : 1 EA
- EMI test receiver 9 kHz to 7 GHz for certification measurements, compliant to
CISPR 16-1-1, with color touch screen
가) 주파수
① 주파수범위: 9kHz to 7GHz (DC coupled)
② 주파수분해능 : 0.1Hz
③ 레퍼런스주파스
- 주파수안정도: 1 X 10 –6 (after 30day of continuous operation)
④ SSB 위상노이즈: Frequency 500MHz
○ Carrier offset
- 10kHz < -106dBc (1Hz) or less
- 10MHz < -150dBc(1Hz) or less
나) 스윕
① 스윕시간
- time sweep(@span = 0Hz) : 1μs to 16000s
다) 프리셀렉터 : 16 preselection filters
라) 레벨
①상호변조
⒜ 1dB compression : 3dBm (@ 0dB RF attenuation, preselection=OFF )
② Third-order intercept point (TOI)
- (100MHz < fin < 3.6GHz) : > 13 dBm
③ Displayed average noise level
⒜ DANL with preselection,without preamplifier: 0dB RF attenuation = 0dB,
termination = 50Ω,
- (1MHz ≤ f < 1GHz) : ≤ -152 dBm,
- (1GHz ≤ f < 3.6GHz) : ≤-150dBm,
④ 레벨표시
⒜ 디텍터: max. 4 selectable
- max. peak, min. peak, RMS, average, quasi-peak, CISPR-average, RMS-average
⒝표시 유닛: logarithmic level display - dBm, dBμV, dBmV, dBμA, dBpT
⑤레벨측정불확도
⒜Absolute level uncertainty at 64MHz (@RF attenuation 10dB)
- preselection = OFF : < 0.2 dB
- preselection = ON : < 0.3dB
마) 입력/출력(Inputs and outputs)
①RF input Impedance : 50Ω
②Connector: N female
2. 전원임피던스 안정화 회로망 : 1 EA
- 2-Line V-Network, 9kHz to 30 MHz, 16A continuous current, for disturb. voltage
measurements, Mains connectors for Germany, incl. calibration certificate and report
가)주파수범위 : 9 kHz ∼ 30 MHz
나) 임피던스: (5ouH + 5Ω) || 50Ω
다) 리미터 : approx. 136 dBμV typ., sw
라) 감쇄기 (build-in) : 10 dB
마) 최대 전류 : 16 A
바) 제어케이블(10m 이상) 제공
3. Triple 루프 안테나(Triple loop Antenna) : 1 EA
- Triple Loop Antenna 9kHz to 30MHz, N-female system van Veen/Bergervoet
including individual calibration
- Basic Pedestal for HM020 Triple Loop Antenna for DUT support
- Adapter Pedestal for HM020 Triple Loop Antenna for raising up the DUT from
HM020Z1 Basic Pedestal
- Calibration Dipole to HM020 Triple Loop Antenna
가)주파수범위 : 9kHz to 30MHz
나) 입피던스 : 50Ω (N Female)
다) Antenna factor of current probe 0 dB, referred to 1 S (in line with CISPR/A
(Secretariat) 103, 104, 105)
라) 6dB 감쇄기 제공
- Birdirectional Attenuator,2W, connector-BNC to Female, DC-1GHz and 06dB attenuation
4. 측정 S/W : 1 EA
- EMI measurement software; basic version for commercial and military standards;
hardlock protection. (software license)
- Set of RF cables, GPIB cables, and connector’s adaptors
가)방사 전도노이즈측정기능
나) 지원규격 : CISPR, EN, FCC, VCCI and other national emissions standards
다) 기본측정기능
- Spectrum data acquisition, Maximum radiation position measurement (azimuth/height
pattern display), QUASI peak(QP)/Average (AV) measurement according to CISPR
Pub. 16, Measurement result display/output/edit/save, Automatically determines
whether and interference signal is broadband, Broadband measurement, Narrowband
measurement Result display
5. Upgrade
가) 전체구성
① EUT 시험용 테이블 : 2000×1000×800, 1600×1000×8000
② Option EMI Auto Test for EMC32-EB : EMC32-K10
③ FFT Upgrade
-ESR-B50 : Hardware for Time Domain Scan and real-time measurement
-ESR-K53 : Time-Domain-Scan, FFT based scan for test EMI measurement
나) S/W제원
① Time Domain Scan / Frecuency segment processed in parallel
- Range : f<7GHz, RBW=200Hz, 0.66MHz / RBW=9kHz, 30MHZ
- FFT overrap : ±≥93%
- Sweep timte Range: span ≥ 10 Hz, FFT 7 μs to 16 000 s 3
- Resolution bandwidths: (–3 dB) span ≥ 10 Hz 10 Hz to 300 kHz in 1/2/3/5
sequence
② Data acquisition
- FFT length: 1024/2048/4096/8192/16 384
- FFT window: Gaussian
- FFT overlap factor ≥80 %
- Spectrum(FFT) processing rate: 250,000/s , Span=40MHz
③ FFT filter
- Resoluiton Bandwidth: 10Hz to 300kHz in 1/2/3/5 sequence
- Bandwidth Uncertainty: <3%(nom.)
- Shape Factor: <5(nom.)
④ Measurement Uncertainty
- Switching Uncertainty: <0.2 dB
⑤ Scan
- Frequency step size: 0.25 × resolution bandwidth
- Bandwidth Uncertain
⑥ Detectors
- max. peak, min. peak, average, quasi-peak, CISPR-average, RMS-average
⑦ Measurement Speed
- peak detector(100ms)CISPR Band B: 110ms
- quasi-peak detector(1s)CISPR Band B: 2s
- peak detector(10ms)CISPR Band C/D: 520ms
⑧ Auto Measurement S/W
- Menu-guided, intuitive user interface for all measurements
- EUT-specific test selection and data management
- automated EMI measurements
- Data storage in text format
- Report generation also as PDF, RTF or HTML file
- Measurement of disturbance voltage by auto test
- Drivers for Triple Loop Antenna
- Online Help function support
- Support of commercial CISPR 15 Standard
- Graphics date storage (traces) in WMF format