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EMF-839 高頻電場強度計(100KHZ~3GHZ)
簡介
基地台/手機/無線電台/微波爐/超因波熔接機/醫療設備/雷達站/實驗室/工廠...等各類發射電池波/電場強度測量
警報設定，峰值鎖定，16000筆資料記錄，RS-232電腦介面，頻率群組選擇
*在電子科技化的週遭環境中本來就存在著小電磁波及無線電波，建議在 1V/m 的環境下不必在意。
＊請選擇真正符合國際規範的專利儀器，避免造成不必要的困擾。
台灣唯一榮獲工研院工研院技術合作 符合ICNIPR 國際規範
專利號碼：M311889 號 仿冒必究
特色
3 軸感測棒。
射頻電磁場檢測器。
100 KHz to 3 GHz.寬的測量的頻率範圍。
EMF-839用於監控寬頻設備的射頻電磁場值。
精確測量儀表包含兩種 EP-04L 低頻感測棒 (100 KHz to 100 MHz ) ; EP-03H 高頻感測棒 (100 MHz到3 GHz)。
單位︰ V/m, W/m^2, mW/cm^2.
如果測量天線接近很強輻射源，可設定警報功能蜂鳴器警告提醒用戶。
峰值鎖定功能
讀值鎖定功能
RS-232電腦介面
即時資料紀錄含年'月'日'時'分'秒時間
自動或手動 16000 筆資料記錄功能
從1秒 ~ 8小時59分59秒取樣時間調整
附硬殼外箱
大型LCD與對比調整，便於查看
微電腦電路提供特別功能和高準確度。
可由 006 P DC 9V電池或 DC 9V 變壓器提供電源。
FEATURES
3 Axis probe.
Wide measuring frequency ranges, 100 KHz to 3 GHz.
Radio frequency electromagnetic field tester.
EMF-839 is used for broadband devices of monitoring the wide range radio frequency electromagnetic field value.
For precision measurement consideration, the meter are included two probes :EP-04L ( Low frequency Probe, 100 KHz to 100 MHz ) ; EP-03H ( High frequency Probe, 100 MHz to 3 GHz )
Unit : V/m, W/m^2, mW/cm^2.
Alarm setting function can warn the user if the measuring antenna is too near the strong radiation sources, the buzzer will sound to remind the user.
Peak hold function to latch peak value.
Data hold function to lock the current reading.
RS232 computer interface.
Real time data logger, build in clock ( hour-MIN-sec.,year-month-date ).
Auto or manual data record, 16,000 Data logger no.
Wide sampling time adjustment range from one second to 8 hours 59 minutes 59 seconds.
Compact metallic carry case.
Large size LCD with contrast adjustment, which can fit best viewing angle.
Microcomputer circuit provides special function & offers high accuracy.
Powered by 006P DC 9V battery or DC 9V adapter.
一般規格
電路 (Circuit)
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Custom one-chip of microprocessor LSI circuit.
顯示 (Display)
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LCD size : 58 mm x 34 mm.
測量單位 (Measurement Unit)
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V/m, mW/cm^2, W/m^2.
精確度 (Accuracy)
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< 2 dB.
感測棒結構 (Probe structure)
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3 Axis.
感測棒輸入阻抗 (Probe Input Impedance)
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50 OHM
感測棒型態選擇
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EP-03H : 100 MHz to 3 GHz. ; EP-04L : 100 kHz to 100 MHz.
感應器結構 (Sensor Structure)
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Semiconductor
頻率選擇點 (Frequency Selection Points)
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EP-03H: 900 MHz, 1 GHz, 1.8 GHz, 2.4 GHz, 2.45 GHz, 3 GHz. ; EP-04L: 100kHz, 200kHz, 500kHz, 1MHz, 10MHz, 13.56MHz, 100MHz.
資料記錄器取樣時間 (Sampling Time of Data Logger)
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Manual : Press the data logger button once will save data one time. * Set the sampling time to 0 second
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Auto : 1 sec to 8 hour 59 min. 59 sec.
資料保留 (Data Hold)
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Freeze the display reading.
記錄功能 (REC Function)
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Record Maximum & Minimum value.
電源關閉 (Power off)
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Auto shut off saves battery life or manual off by push button.
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* Can default auto power off or manual power off.
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* When default auto power off , power will off automatically after 10 min. if no button be pressed.
峰值保留 (Peak Hold)
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To latch the peak measurement value.
警報設定 (Alarm Setting)
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Buzzer will sound when display over the setting value.
取樣時間 (Sampling Time)
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Approx. 1 second.
低電位指示 (Low Battery Indicator)
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When display show Low battery Indicator, it should change the batteries.
資料輸出 (Data Output)
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RS 232 PC serial interface.
操作溫度 (Operating Temperature)
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0 to 50 ℃.
操作溼度 (Operating Humidity)
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Less than 80 %RH.
電源供應 (Power Supply)
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DC 9 V battery ( 006P )* Heavy duty or Alkaline type. ; DC 9V adapter input.
電源電流 (Power Current)
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Approx. DC 5.95 mA
重量 (Weight)
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523 g/ 1.16 LB.
體積 (Dimension)
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Main instrument : 200.0 x 76.2 x 36.8 mm
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Probe : 70 mm ( diameter) x 290 mm ( length)
附件 (Accessories Included)
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Instruction manual...........................1 PC
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EP-03H Probe.............................. 1 PC
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EP-04L Probe................................. 1 PC
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Memory card for EP-03H................. 1 PC
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Memory card for EP-04L................. 1 PC
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Metal carrying case..........................1 PC
選購附件 (Optional Accessories)
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RS232 cable, UPCB-02. USB cable, USB-01.Data Acquisition software,SW-U801-WIN.Data Logger software, SW-DL2005.
電器規格 ( 23 ± 5 ℃ )
| Strength Range |
Resolution |
Effective Value |
| 0 to 200.00 V/m |
0.01 V/m |
> 1 V/m |
| 0 to 99.999 W/m^2 |
0.001 W/m^2 |
> 0.03 W/m^2 |
| 0 to 9.9999 mW/cm^2 |
0.0001 mW/cm^2 |
> 0.0003 mW/cm^2 |
| Frequency range |
Accuracy |
Cal. level |
Probe no. |
| *100 KHz to 100 MHz |
< 2 dB |
30 V/m |
EP-04L |
| *50 MHz to 3 GHz |
< 2 dB |
60 V/m |
EP-03H |
備註 (Remark)
* EP-04L probe's accuracy is specified within 400 KHz to 100 MHz only. If measurement frequency range is < 400 KHz, the reading value just for reference only.
* EP-03H probe's accuracy is specified within 100 MHz to 2.5 GHz only. If measurement frequency range is < 100 MHz or > 2.5 GHz , the reading value just for reference only.
* For precision measurement consideration, it should select the " Frequency Team point " near the frequency value of measuring object.
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