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耐压/绝缘分析仪[产品打印页面]

耐压/绝缘分析仪
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  • 产品名称:耐压/绝缘分析仪
  • 产品型号:Extech7730
  • 产品展商:台湾铧仪/Extech
  • 产品文档:
     7730 操作手册
简单介绍
· 交流耐压(ACW):0~5KV/0-30mA
· 直流耐压(DCW):0~5KV/0-10mA
· 绝缘阻抗(I R):0~1KV/0-50000MΩ
· 台湾华仪 Extech 7730 耐压/绝缘分析仪
产品描述
产品特点:  
 
· 高频式脉宽调变技术设计 
· 自动侦测输入电源电压 115/230V
· 大型240×64 Graphic LCD 窗口
· 可于同一画面下完整的显示所有的设定参数或量测数值
· 测试功能确认设定(Verification)
· 自动提示讯息功能(Prompt)
· 快速放电线路 (**:104990)
· 可设定校正日期-时间的预警功能
· 内建50组程序记忆、每一组30个测试步骤,可于一次设定连续测试
· 全范围电压输出稳压率在1%以内
· 键盘锁定功能
· 内含防高压触电线路Smart GFI (**:169000)
· 简单易懂的人机界面
· 可外接标准GPIB/RS232/Prind Card界面作控制
· 内建PLC Remote遥控界面
· 量测速度快,准确度高
· 体积小 2U(430mm×89mm×400mm)、重量轻(13Kg)
· 可于背板选配直流小电流接地阻抗量测功能范围0~2KΩ(Continuity)
· 可选购内建4CH或8CH高压矩阵扫描仪
· 台湾华仪 Extech 7452 耐压/绝缘分析仪,咨询电话:/68551217/65090040。

SPECIFICATIONS
MODEL
7730
AC WITHSTAND VOLTAGE
 
Range
Resolution
Accuracy
Output Voltage, ACV
0-5000
1
±(2% of setting+ 5V)
Output Frequency
50Hz/60Hz ±100ppm, User Selection
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
Maximum Limit
current, mA
0.000 - 9.999
 (0=OFF)
0.001
± (2% of setting + 2 counts)
10.00-30.00
0.01
Minimum Limit
current, mA
0.000 - 9.999 (0=OFF)
0.001
± (2% of setting + 2 counts)
10.00-30.00
0.01
Ramp-Up Timer, second
0.1 - 999.9
0.1
± (0.1% + 0.05 sec)
Ramp-Down Timer, second
0.0 - 999.9
Dwell Timer, second
0, 0.4 - 999.9
(0=continuous)
Arc Detection
1 - 9 ranges (9 is the most sensitivity)
DC WITHSTAND VOLTAGE
Output Voltage, DCV
0-5000
1
±(2% of setting+ 5V)
Output Ripple
<4 % ( 5KV/10mA at Resistive Load )
SETTINGS
Maximum Limit,
current, µA
0 - 999.9
0.1
± (2% of setting + 2 counts)
1000 - 10000
1
Minimum Limit,
current,µA 
0.0 - 999.9
0.1
± (2% of setting + 2 counts)
1000 - 10000
1
Ramp-Up Timer,
second
0.1 - 999.9
0.1
± (0.1% + 0.05 sec)
Ramp-Down Timer,
second
0, 1.0 - 999.9 (0=OFF)
Dwell Timer, second
0, 0.4 - 999.9(0=continuous)
Ramp-HI, current
>12 mA peak maximum, ON/OFF User Selection
Charge-LO, current
0.0 - 350.0 µA DC or Auto Set
Discharge Time
< 200 msec
Maximum Capacitive
Load DC Mode
1 µF < 1KV 0.08 µF < 4KV
0.75 µF < 2KV 0.04 µF < 5KV
0.5 µF < 3KV
Arc Detection
1 - 9 ranges (9 is the most sensitivity)
INSULATION RESISTANCE
Output Voltage, VDC
50 - 1000
1
± (2% of setting + 2 counts)
Short Circuit Current
Maximum >12mA peak
SETTINGS
Maximum and
Minimun Limit
0.05 - 99.99(Max – Limit: 0 = OFF)
0.01
Same as Resistance MEASUREMENT Accuracy
Resistance, MΩ
100.0-999.9
0.1
1000-50000
1
Ramp-Up Timer, second
0.1 - 999.9
0.1
± (0.1% + 0.05 sec)
Ramp-Down Timer, second
0, 1.0 - 999.9
(0=OFF)
Delay Timer, second
0, 1.0 - 999.9
(0=continuous)
0.1
Charge-LO,
current, µA
0.000 - 3.500 or Auto Set
MEASUREMENT
 
Range
Resolution
Accuracy
Voltage, KV (AC/DC)
0.00-5.00
0.01
± (1.5% of reading +2counts)
Voltage, Vdc (IR only)
0-1000
1
± (1.5% of reading + 2counts)
AC Current, mA
0.000-3.500
0.001
± (2% of reading + 2counts)
3.00-30.00
0.01
DC Current, µA
0.0 - 350.0
0.1
± (2% of reading + 2 counts)
DC Current, mA
0.300 - 3.500
0.001
3.00-9.99
0.01
Resistance, MΩ
50-499V
500-1000V
50 – 499V
0.05–999.9,
±(7% of reading+2 counts)
0.050-1.999
0.050-9.999
0.001
500 – 1000V
2.00-19.99
10.00-99.99
0.01
0.10–999.9,
±(2% of reading+2 counts)
20.0-199.9
100.0-999.9
0.1
1000–9999,
±(5% of reading+2 counts)
200-50000
1000-50000
1
10000–50000,
±(15%of reading+2 counts)
GENERAL
Input Voltage
115/230Vac±15% Auto Selection, 50/60Hz ± 5%, Fuse 4A Slow-Blo 250VAC
PLC Remote Control
Input: Test, Reset, Interlock, Recall Memory 1 through 10
Output: Pass, Fail, Test-in-Process, Reset Out
Remote Output
Relays
125VAC@1AAC, 30VDC@ 0.5ADC
Memory
50 memories, 30 steps/memory
Graphic Display
240 x 64 dot resolution Monographic LCD /Contrast 9 Levels 1-9 
Safety
Built-in Smart GFI circuit,GFI trip current 450µA max, HV shut down speed: <1mS
Interface
Standard RS232, Optional Printer Port with Date and Time Stamp or GPIB (IEEE-488.2).
Security
Programmable password lockout capability to avoid unauthorized access to test set-up program.
Alarm Volume Setting
Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume.
Calibration
Adjustments are made through the fornt panel. Built-in Verification program.
Automatic Calibration alert function to signal operator when calibration is due.
Environment
0-40, 20-80%RH
Dimensions/
Net Weight
(W × H × D) 2U (430 × 89 × 400 mm)/13Kg.
Option (Opt.735)
DC Continuity Test Function (0.1A/ 0-2KΩ) at Rear Panel
STANDARD ACCESSORIES
Power Cord(10A)
×1
Fuses
×2 (Including a spare contained in the fuse holder)
Interlock Disable Key
(1505)
×1
Hipot Test Lead ,
1.5m(1101)
×1
Hipot Return Lead ,
1.8m(1102)
×1
RS232 Link Cable
1.5m(1130)
×1
MATRIX SCANNER MODULE (Opt.729)
High Voltage Rating
5KVAC/5KVDC
Number of HV
Channel
8
MATRIX SCANNER MODULE (Opt.730)
High Voltage Rating
5KVAC/5KVDC
Number of HV
Channel
4
DC CONTINUITY TEST FUNCTION (Opt.735)
MEASUREMENT
 
Range
Resolution
Accuracy
Output Current
DC 0.1A ± 0.01A, Max.
Resistance Display
0.00 – 19.99
0.01
± (1 % of reading + 5 counts)
20.0 – 199.9
0.1
± (1 % of reading + 2 counts)
200 – 2000
1
± (1 % of reading + 2 counts)
SETTINGS
Max-Limit, Ω
0.00 – 19.99
0.01
± (1 % of setting + 5 counts)
20.0 – 199.9
0.1
± (1 % of setting + 2 counts)
200 – 2000
1
± (1 % of setting + 2 counts)
Min-Limit, Ω
0.00 – 19.99
0.01
± (1 % of setting + 5 counts)
20.0 – 199.9
0.1
± (1 % of setting + 2 counts)
200 – 2000
1
± (1 % of setting + 2 counts)
Dwell Timer, second
0.0, 0.3 – 999.9
0.1
± (0.1% + 0.05 sec)
Resistance Offset, Ω
0.00 – 2.00
0.01
± (1 % of reading + 5 counts)
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