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中國臺灣華儀電子EXTECH 1978年創立，EXTECH為電子安規檢測儀器的，產品包括耐壓測試儀、絕緣阻抗測試儀、接地阻抗測試儀、泄漏電流（接觸電流）儀、交流變頻電源等。
Extech 7630 全功能接觸電流測試儀超過30年的經驗累積，中國臺灣華儀電子、美國AR跨國研發團隊合作；在產品服務上，堅持專業技術、產品設計與zui高品質。近30年來，華儀對于產品完善品質的堅持與提供客戶完整解決方案的努力，獲得客戶的廣在回響，讓華儀始終穩居大中華地歐測試儀器市場。我司做為中國臺灣華儀電子EXTECH多年的戰略合作伙伴，我們將提供更好的服務及更低的價格。
Extech 7630 全功能接觸電流測試儀 產品特點:
· 量測頻寬 DC~1MHz *符合 IEC60990 接觸電流測試規范。
· 可量測zui大峰值 75mApeak/有效值 35mArms，滿足安規機構測試驗證需求（選配）。
· 人體模擬阻抗（MD）的校準方式，可以*符合IEC60990標準規定進行。
· 可靈活選擇MD漏電流量測點（如: IEC60065 U1&U2）；符合安規標準要求。
· 負載zui大容量為 10KVA/40Arms，允許啟動瞬間承受 250Apeak 不切斷保護。
· 可選配產品電氣性能量測模塊（RUN Test Module），可量測功率/電壓/電流/功率因子。
· 可選配多功能界面卡內含USB-A數據收集功能，內部記憶可儲存至少10萬筆的測試結果。
| MODEL | 7630 | |
|---|---|---|
| INPUT | ||
| Voltage | 115/230 VAC ± 15% | |
| Frequency | 50/60 Hz ± 5% | |
| Fuse | 2A Slow-Blo 250V AC | |
| Line condition | ||
| Power Switch | Reverse polarity switch for normal condition （on / off / auto setting） | |
| Neutral Switch | Neutral switch on/off selection for single fault condition | |
| Ground Switch | Ground switch on/off selection for class I single fault condition | |
| Probe Setting | ||
| Surface to Surface （PH- PL） | ||
| Surface to Line（PH - L） | ||
| Ground to Line （G - L） | ||
| Ground to Neutral （G - N） | ||
| Auto Function （G - N & G - L） | ||
| SETTING | ||
| Touch Current High Limit （RMS） | Range: | 0.0uA~ 999.9uA/ 1000uA~5999uA/ 6.00mA~20.00mA |
| Resolution: | 0.1uA/1uA/0.01mA | |
| Touch Current Low Limit （RMS） | Range: | 0.0-999.9 uA |
| Resolution: | 0.1uA | |
| Touch Current High Limit （Peak） | Range: | 0.0uA - 999.9uA/ 1000uA - 9999uA/ 10.0mA - 30.0mA |
| Resolution: | 0.1uA/1uA/0.1mA | |
| Touch Current Low Limit （Peak） | Range: | 0.0-999.9 uA |
| Resolution: | 0.1uA | |
| DISPLAY | ||
| Touch Current Display （RMS） | Range 1 | 0.0uA~ 999.9uA, frequency DC - 1MHz |
| Resolution | 0.1uA | |
| Accuracy | DC : ±2% of reading + 3counts 15Hz < f <100KHz : ±2% of reading + 3counts 100KHz < f < 1MHZ : ±5% of reading （10.0uA - 999.9uA） | |
| Range 2 | 1000uA~8500uA, frequency DC - 1MHz | |
| Resolution | 1uA | |
| Accuracy | DC : ±2% of reading + 3counts 15Hz < f <100KHZ : ±2% of reading + 3counts 100KHz < f <1MHZ : ±5% of reading （10uA - 8500uA） | |
| Range 3 | 8.00mA~20.00mA, frequency DC - 1MHz | |
| Resolution | 0.01mA | |
| Accuracy | DC : ±2% of reading + 3counts 15Hz < f < 1MHz : ±5% of reading （0.01mA -20.00mA ） | |
| Touch Current Display （Peak） | Range 1 | 0.0uA~ 999.9uA, frequency DC - 1MHz |
| Resolution | 0.1uA | |
| Accuracy | DC : ±2% of reading +2uA 15Hz < f <1MHZ : ±10% of reading +2uA | |
| Range 2 | 1000uA ~ 8500uA, frequency DC - 1MHz | |
| Resolution | 1uA | |
| Accuracy | DC : ±2% of reading +2counts 15Hz < f <1MHz : ±10% of reading +2counts | |
| Range 3 | 8.0mA ~ 30.0mA, frequency DC - 100KHz | |
| Resolution | 0.01mA | |
| Accuracy | DC : ±2% of reading +2counts 15Hz < f < 100KHz : ±10% of reading +2counts | |
| Measuring Device Module | ||
| MD1 | IEC60990 Fig4 U2, IEC 60950-1, IEC60335-1, IEC60598-1, IEC60065, IEC61010 | |
| IEC60990 Fig4 U1, IEC60065 | ||
| MD2 | IEC60990 Fig5 U3, IEC60598-1 | |
| IEC60990 Fig5 U1 | ||
| MD3 | IEC 60601-1 | |
| MD4 | UL544NP, UL484 , UL923, UL471, UL867, UL697 | |
| MD5 | UL544P | |
| MD6 | UL1563 | |
| MD7 | IEC60950, IEC61010-1 FigA.2 （2K ohm） for RUN Test MD Circuit. | |
| External MD | Basic measuring element 1k ohm | |
| MD Voltage Limit | 70Vdc | |
| Leakage Current Offset | Range: | 0 - 999.9uA |
| Resolution: | 0.1uA | |
| DUT POWER | ||
| AC Voltage | 0.0-277.0V | |
| AC Current | 40Arms max continuous | |
| Over Current Protection | 50Arms, Response Time < 3 sec / 250Apeak Response Time <10u sec | |
| AC Voltage High/Low Limit | Range: | 0.0-277.0V |
| Resolution: | 0.1V/step | |
| AC Voltage Display | Range: | 0.0 - 277.0 V |
| Resolution: | 0.1 volt / step | |
| Accuracy: | ±（1.5% of reading + 2 counts） , 30.0 - 277.0VAC | |
| Delay time setting | Range: | 0.2 !V 999.9 seconds |
| Resolution: | 0.1 second | |
| Timer display | Range: | 0.0 !V 999.9 seconds |
| Resolution: | 0.1 second | |
| Accuracy: | ± （0.1% of reading + 0.05 seconds） | |
| GENERAL | ||
| PLC Remote Control | Input - Test, Reset, Interlock & Recall File 1 through10 | |
| Output - Pass, Fail, Test-in-Process, Start-Out, Reset-Out | ||
| Scanner Control | It is applied to control Matrix Scanner （Model 7006） | |
| Memory | 50 memories , 30steps per each memory . Max. Result Display 900 data （30 memories x 30 steps） | |
| Auto Reverse Function | AUTO Reverse ON / OFF parameter setting selection Automatic Reverse polarity switch for normal condition in one step setting menu. Only display maximum leakage current value. | |
| Scope Output Interface | At rear panel BNC type to connet scope for some IEC standards test requirement and application. | |
| Display | 320 X 240 graphic LCD | |
| LCD Contrast Setting | Range: 1-9; 1 is lightest character, 9 is darkest character. | |
| Alarm Volume Setting | Range: 0-9; 0=OFF, 1 is softest volume, 9 is loudest volume. | |
| Security | Lockout capability to avoid unauthorized access to test set-up programs. | |
| Calibration | Software and adjustments are made through front panel, Automatic Calibration alert function to signal operator when calibration is due. | |
| Results Display | All test result information will be displayed on the screen. | |
| Interface | RS232 standard | |
| Safety | Product with TUV/GS certificate | |
| Dimension | 430 （W） x 133（H） x 300 （D） mm | |
| Weight | 12 Kg | |
| STANDARD ACCESSORIES | ||
| Power Cord | X1 | |
| Fuses | X2 （Including a spare contained in the fuse holder） | |
| Interlock Disable Key（1505） | X1 | |
| Hipot Test Lead for PH / PL （1101） | X2 | |
| RS232 Link Cable 1.5m（1130） | X1 | |
| DUT Power Cable 40A（1148） | X1 | |
| RUN Module （Opt.752） | ||
| W | Range : 0-1KW / 1-10KW Resolution : 0.5W / 5W | |
| A | Range : 0.000 !V 3.500 A / 3.00 - 40.00A , Resolution : 0.001A / 0.01A | |
| PF | 0.000 -1.000 | |
| Leakage Current | Range : 0.00 - 10.00mA , Resolution : 0.01mA | |
| AC Current High/Low Limit Setting | Range: | 0-40A |
| Resolution: | 0.01A/step | |
| AC Current Display | Range: | 0.000 !V 3.500 A / 3.00 - 40.00A |
| Resolution: | 0.001A / 0.01A | |
| Accuracy : | ± （2 % of reading + 5 counts） / ± （2 % of reading + 2 counts） | |
| AC Power High/Low Limit Setting | Range: | 0 - 10KW |
| Resolution: | 1W | |
| AC Power Display | Range: | 0.0 -1000.0W / 1000 - 10000W |
| Resolution: | 0.5W / 5W | |
| Accuracy : | ±（2 % of reading + 2 counts ） | |
| Power Factor High/Low Limit Setting | Range: | 0.000 - 1.000 |
| Resolution: | 0.001 | |
| Power Factor Display | Range: | 0.000 - 1.000 |
| Resolution: | 0.001 | |
| Accuracy : | ± （2 % of reading + 2 counts ） | |
| Leakage Current High/Low Limit Setting | Range: | 0.00 - 10.00mA |
| Resolution: | 0.01mA | |
| Leakage Current Display | Range: | 0.00 - 10.00mA |
| Resolution: | 0.01mA | |
| Accuracy : | ± （2 % of reading + 2 counts ） | |
| Delay Timer Setting | Range: | 0, 0.2 - 999.9 |
| Resolution: | 0.1 | |
| Dwell Timer Setting | Range: | 0, 0.1-999.9 （0=continuous） |
| Resolution: | 0.1 | |
| Timer display | Range: | 0.0 - 999.9 seconds |
| Resolution: | 0.1 second | |
| Accuracy: | ± （0.1% of reading + 0.05 seconds） | |
| Power Control | It is applied to control Transformer Box （1931/1931S） or AC Power Source（6700/6800/6400 Series） | |
| HV & GB Link Module （Opt. 753） | ||
| Max. ACW 4000VAC, DCW 4000VDC & Max. Ground Bond 40A | ||
| GPIB Interface Card （Opt. 731） | ||
| Printer Port Interface Card （Opt. 732） | ||
| Multi-function Interface Card （Opt. 751） | ||
| Including USB port A type, combination of RS-232, RS-485 port, and Bar Code Input with internal memory capability. | ||
| High Measurement Range 35mArms / 70mApeak & 4MDs （Opt. 754 ） | ||
| 35mArms / 70mApeak for IEC60990 fig4（U1 and U2）, IEC60990 fig5（U1 and U3）, UL484, IEC60601 Test Requiremt , Notice : Option this MD circuit have to replace MD module all MD circuits . | ||
| Transformer Box （Option） Add this option must optional Opt.752 RUN Module. | ||
| 1931 Series Transformer Box （500VA/ 1KVA/1.8KVA/3.6KVA） | Multi-Tape of 1.0, 1.06, 1.1 times of input voltage. | |
| 1931-S Series Transformer Box （500VA/ 1KVA/1.8KVA/3.6KVA） | Multi-Tape of 0.8, 0.85, 0.9, 1.0, 1.06, 1.1 times of input voltage. | |
| AC Power Source （Option） Add this option must optional Opt.752 RUN Module. | ||
| 6800 Series Digital AC Power Source （6805, 6810 , 6820 , 6830 and 6840 ） | ||
| 6700 Series Programmable AC Power Source （6705, 6710 , 6720 , 6730 and 6740 ） | ||
| 6400 Series AC Power Source （6402, 6403, 6405, 6410 ） | ||
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