EXETCH7430交流/直流耐壓/絕緣測(cè)試儀四合一綜合測(cè)試儀。
EXETCH7430交流/直流耐壓/絕緣測(cè)試儀四合一綜合測(cè)試儀。的簡(jiǎn)介:華儀7430 交流/直流耐壓/絕緣測(cè)試儀四合一綜合測(cè)試儀。AC/DC Withstand Voltage/Insulation Tester
EXTECH7430安規(guī)測(cè)試儀功能介紹::
●20 × 2 點(diǎn)矩陣LED 顯示器
●交流耐壓/直流耐壓/絕緣電阻/接地阻抗等四大功能測(cè)試
●可選配交流500VA/100mA功率單元
●內(nèi)建50組程序儲(chǔ)存、每一組可設(shè)定8個(gè)測(cè)試步驟,可進(jìn)行步驟間的連續(xù)測(cè)試
●測(cè)試線路阻抗自我歸零校整功能,確保測(cè)試結(jié)果的準(zhǔn)確性
●前面板輸入軟件校正
●4通道或8通道掃描功能(選件)
●PLC遠(yuǎn)端控制接口
●鍵盤鎖定功能
●全范圍電壓輸出的穩(wěn)壓率在1%以內(nèi)
●標(biāo)配RS232接口,可選配GPIB接口
EXTECH7430(華儀7430)安規(guī)測(cè)試儀技術(shù)參數(shù):
(EXTECH)MODEL 7410 華儀7420 7430 7440
AC WITHSTAND VOLTAGE
Output Rating 5KVAC / 30mA 5KVAC / 30mA 5KVAC / 40mA 5KVAC / 40mA
Range Resolution Accuracy
Output Voltage,ACV 0 - 5000 1 ±(2% of setting + 5V)
Output Frequency 50Hz / 60Hz ± 0.1%, User Selectable
Output Waveform Sine Wave ,THD. < 2% (Resistive Load), Crest Factor = 1.3 - 1.5
Output Regulation ± (1% of output + 5V), From no load to full load
SETTINGS
Hi-Limit AC Current, mA 0 - 30.00 0 - 30.00 0 - 40.00 0 - 40.00
Resolution : 0.01, Accuracy : ±(2% of setting + 3counts)
Lo-Limit AC Current, mA Range : 0 - 9.999
Resolution : 0.001, Accuracy : ±(2% of setting + 3counts)
Ramp Time, second 0.1 - 999.9 0.1 ±(0.1% + 0.05sec)
Dwell Time, second 0, 0.3 - 999.9
(0=continuous) 0.1
Arc Detection The range is from 1 - 9 (9 is the most sensitive)
AC Current Offset, mA 0 - 2.000 or Auto Set
DC WITHSTAND VOLTAGE
Output Rating 6KVDC/9999μA
Output Voltage, DCV 0 - 6000 1 ±(2% of setting + 5V)
Output Ripple < 5% (6KV / 9999 μA at Resistive Load)
SETTINGS
Hi-Limit DC Current, μA 0 - 9999 1 ±(2% of setting + 3counts)
Lo-Limit DC Current, μA 0 - 999.9 0.1 ±(2% of setting + 3counts)
Ramp Time, second 0.1 - 999.9 0.1 ± (0.1% of setting + 0.05s)
Dwell Time, second 0, 0.4 - 999.9
(0=continuous) 0.1
Arc Detection The range is from 1 - 9 (9 is the most sensitive)
DC Current Offset, ?A 0 - 200.0 or Auto Set
Ramp High Current ON/OFF, User Selectable
Charge - Low Current, μA 0 - 350.0 or Auto Set
Discharge Time ≦ 200 msec
INSULATION RESISTANCE
Output Rating 1KVDC / 9999MΩ
Output Voltage, DCV 100 - 1000 1 ± (2% of setting + 3V)
Hi-Limit Resistance, MΩ 0, 1 - 9999 (0=OFF) 1 100 - 499V
1 - 999.9, ± (8% of setting + 2counts)
500 - 1000V
1 - 999.9, ± (2% of setting + 2counts)
1000 - 9999, ± (8% of setting + 2counts)
Lo-Limit Resistance, MΩ 1 - 9999 1
Delay Time, second 0, 0.5 - 999.9
(0=continuous) 0.1 ±(0.1% + 0.05sec)
Charge - Low Current, μA 0 - 3.500 or Auto Set
GROUND BOND (7440 ONLY)
Output Rating 30A / 600mΩ, 8V
Output AC Current, A 3.00 - 30.00 0.01 ± (2% of setting +3 counts)
Output AC Voltage, V 3.00 - 8.00 0.01 ± (2% of setting +3 counts) at Open circuit
Output Frequency 50Hz/60Hz ±100ppm, User Selectable
SETTINGS
Hi-Limit Resistance, mΩ 0 - 150 (3 - 30A) 1 ± (2% of setting +2 counts)
Lo-Limit Resistance, mΩ 0 - 600 (3 - 10A)
Lead Resistance Offset, mΩ 0 -200 1 ± (2% of setting +2 counts)
Dwell Time, second 0, 0.5 - 999.9 sec (0=continuous) 0.1 ± (0.1% of setting + 0.05s)
MEASUREMENT
AC/DC Voltage, KV 0 - 6.00 0.01 ±(1.5% of reading ) > 500V
±(1.5% of reading + 1 count) < 500V
DC Voltage, V (IR) 100 - 1000 1 ±(1.5% of reading + 3V)
AC Current Range, mA 0 - 3.500 0 - 3.500 0 - 3.500 0 - 3.500
3.00 - 30.00 3.00 - 30.00 3.00 - 40.00 3.00 - 40.00
AC Current Resolution, mA 0.001 / 0.01
AC Current Accuracy, mA ± (2% of reading + 3counts)
DC Current Range, μA 0 - 350.0 0.1 ± (2% of reading + 3counts)
300 - 3500 1
3000 - 9999 10
AC Current, A (GB) 0 - 35.00 0.01 ±(2% of reading+3counts)
Resistance, , MΩ(IR) 1 - 9999
(Auto Range) 0.001
0.01
0.1
1 100 - 499V
1 - 999.9, ± (8% of reading + 2counts)
500 - 1000V
1 - 999.9, ± (2% of reading + 2counts)
1000 - 9999, ± (8% of reading + 2counts)
Resistance, , mΩ (GB) 0 - 600 1 ±(2% of reading+2counts)
GENERAL
Input Voltage AC 115V / 230Vac ± 15%, 50Hz / 60Hz ± 5%, max. current 5A for 7410 model, max. current 6.3A for 7420 / 7430 / 7440 model
PLC Remote Control Input : Test, Reset, Memory1, 2, 3
Output : Pass, Fail, Processing
Memory 50 memories, 8 steps/memory
Display 20×2 LCD with back light
Key Lock To prevent unauthorized alteration of the test Parameters
Calibration Build-in software and external calibrated meters
Alarm Volume Setting Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume.
Rear Panel Output YES YES YES YES
Built-in Scanner - 8 CHANNELS OPTION OPTION
External Scanner YES YES YES YES
Smart GFI YES YES YES YES
Analog Meter - - YES YES
RS232 Interface OPTION OPTION YES YES
GPIB Interface OPTION OPTION OPTION OPTION
Printer Interface OPTION OPTION OPTION OPTION
TUV-GS listed - - YES YES
CE Compliance - - YES YES
Environment 0-40℃, 20-80%RH
Dimension (W × H × D), mm 430 × 133 × 300 430 × 133 × 500 430 × 133 × 500
Net Weight 12Kg 18Kg 22Kg
STANDARD ACCESSORIES
Power Cord(10A) ×1
Fuses ×2 (Including a spare contained in the fuse holder)
Hipot Test Lead ,1.5m(1101) ×1
Return Test Cable(1102) ×1
Ground Bond Test Lead 30A, 1.5m (1103) - - - ×1
Ground Bond Return Lead 30A, 1.5m (1104) - - - ×1
Hipot Output Link Lead, 1.5m (1109) - ×8 - -
RS232 Link Cable 1.5m (1130) - - ×1 ×1
Disk (RS232 test program) - - ×1 ×1
*product specifications are subject to change without notice.
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