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簡單介紹
· 直流耐壓(DCW)：0～12KV/0-10mA · 臺灣華儀 Extech 7472 高壓耐壓測試儀
高壓耐壓測試儀的詳細介紹
產品特點：
· 7472直流輸出 12KV/ 10mA · 20×2 點矩陣LCD 顯示器?? · 內含智能型防高壓觸電裝置Smart GFI(: 169000)?? · 全范圍輸出穩(wěn)壓率可達1%?? · 內建50組程序記憶；記憶組間可進行連結測試?? · 內建遠程控制界面?? · 鍵盤鎖定功能?? · 可選購界面GPIB,RS232或Printer Card?
· 臺灣華儀 Extech 7472 高壓耐壓測試儀,咨詢電話:/
SPECIFICATIONS
MODEL
7470
7472
7473
7474
Output Rating
10KVAC/20mA
12KVDC/10mA
20KVAC/10mA
20KVDC/5mA
AC WITHSTAND VOLTAGE (7470&7473)
Range
Resolution
Accuracy
Output Voltage,
ACV (for 7473)
0 - 20000
10
± ( 2% of setting + 20V )
ACV (for 7470)
0 - 10000
± ( 2% of setting + 10V )
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 + 10V), From no load to full load
SETTINGS
Hi / Lo -Limit
AC Current, mA
(for 7473)
0 - 9.999
0.001
± ( 2% of setting + 2counts )
(for 7470)
0 - 9.999/
10.00 - 20.00
0.001/0.01
Ramp Up Time,
second
0.1 - 999.9
0.1
± ( 0.1% + 0.05sec )
Ramp Down Time, second
0.0 - 999.9
Dwell Time
0,
0.3 - 999.9 sec
(0=continuous)
0.1 - 999.9 min
0=continuous)
0.1 - 999.9 hr
Cycle Test
0 - 9999 Times, (0=continuous)
Arc Detection
Range 1 - 7 > 15kV , Range 1 - 9 < 15kV
AC Current Offset,
mA
0 - 2.000 or Auto Set ( Option )
MEASUREMENT
AC Voltage, KV
0 - 20.00
0.01
± ( 2% of reading + 2counts )
0 - 10.00
AC Current Range,
0-3.500
± ( 2% of reading + 3counts )
3.00-10.00
3.00-20.00
DC WITHSTAND VOLTAGE (7472&7474)
DCV (for 7474)
DCV (for 7472)
0 - 12000
Output Ripple
<5% (在?20KV/5000μA for 7474, 12KV/9999μA at Resistive Load for 7472 )
DC Current, μA
(for 7474)
0.0 - 999.9/1000 - 5000
0.1/1
(for 7472)
0.0 - 999.9/1000 - 9999
Ramp Up Time, second
0.4 - 999.9
0.0,1.0 - 999.9
0.4 - 999.9 sec
0, 0.1 - 999.9 hr
Range 1 - 9 (9 is the most sensitivity)
DC Current Offset,
μA
0.0 - 200.0 or Auto Set (Option )
Ramp High Current
ON/OFF, User Selection
Charge-Low Current,
0.0 - 350.0 or Auto Set
Discharge Time
< 200 msec
Maximum Capacitive
Load
1.5μF < 2KV
0.15μF < 8KV
?0.12μF < 14KV
0.08μF < 20KV
0.28μF < 4KV
0.15μF < 10KV
?0.1μF < 16KV
DC Voltage,
KV (for 7474)
± ( 1.5% of reading + 2count )
KV (for 7472)
DC Current Range,? μA
0-350.0
± (2% of reading + 3counts)
300-3500
1
3000 - 5000
3000-9999
GENERAL
Input Voltage AC
115/230VAC ± 15% , 50/60Hz ± 5% Fuse: 6.3A Slow
PLC Remote Control
Input : Test , Reset , Memory1.2.3 ,Interlock
Output : Pass , Fail , Processing
Safety
Smart-GFI Function (<1mA)
Memory
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簡單介紹
· 直流耐壓(DCW)：0～12KV/0-10mA
· 臺灣華儀 Extech 7472 高壓耐壓測試儀
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高壓耐壓測試儀的詳細介紹
?
產品特點：
· 7472直流輸出 12KV/ 10mA
· 20×2 點矩陣LCD 顯示器??
· 內含智能型防高壓觸電裝置Smart GFI(: 169000)??
· 全范圍輸出穩(wěn)壓率可達1%??
· 內建50組程序記憶；記憶組間可進行連結測試??
· 內建遠程控制界面??
· 鍵盤鎖定功能??
· 可選購界面GPIB,RS232或Printer Card?
?
· 臺灣華儀 Extech 7472 高壓耐壓測試儀,咨詢電話:/
?
SPECIFICATIONS
MODEL
7470
7472
7473
7474
Output Rating
10KVAC/20mA
12KVDC/10mA
20KVAC/10mA
20KVDC/5mA
AC WITHSTAND VOLTAGE (7470&7473)
Range
Resolution
Accuracy
Output Voltage,
ACV (for 7473)
0 - 20000
10
± ( 2% of setting + 20V )
Output Voltage,
ACV (for 7470)
0 - 10000
10
± ( 2% of setting + 10V )
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 + 10V), From no load to full load
SETTINGS
Hi / Lo -Limit
AC Current, mA
(for 7473)
0 - 9.999
0.001
± ( 2% of setting + 2counts )
Hi / Lo -Limit
AC Current, mA
(for 7470)
0 - 9.999/
10.00 - 20.00
0.001/0.01
± ( 2% of setting + 2counts )
Ramp Up Time,
second
0.1 - 999.9
0.1
± ( 0.1% + 0.05sec )
Ramp Down Time, second
0.0 - 999.9
0.1
Dwell Time
0,
0.3 - 999.9 sec
(0=continuous)
0.1
0,
0.1 - 999.9 min
0=continuous)
0.1
0,
0.1 - 999.9 hr
(0=continuous)
0.1
Cycle Test
0 - 9999 Times, (0=continuous)
Arc Detection
Range 1 - 7 > 15kV , Range 1 - 9 < 15kV
AC Current Offset,
mA
0 - 2.000 or Auto Set ( Option )
MEASUREMENT
AC Voltage, KV
(for 7473)
0 - 20.00
0.01
± ( 2% of reading + 2counts )
AC Voltage, KV
(for 7470)
0 - 10.00
0.01
± ( 2% of reading + 2counts )
AC Current Range,
mA
0-3.500
0.001
± ( 2% of reading + 3counts )
?
3.00-10.00
(for 7473)
0.01
3.00-20.00
(for 7470)
0.01
DC WITHSTAND VOLTAGE (7472&7474)
Output Voltage,
DCV (for 7474)
0 - 20000
10
± ( 2% of setting + 20V )
Output Voltage,
DCV (for 7472)
0 - 12000
10
± ( 2% of setting + 10V )
Output Ripple
<5% (在?20KV/5000μA for 7474, 12KV/9999μA at Resistive Load for 7472 )
SETTINGS
Hi / Lo -Limit
DC Current, μA
(for 7474)
0.0 - 999.9/1000 - 5000
0.1/1
± ( 2% of setting + 2counts )
Hi / Lo -Limit
DC Current, μA
(for 7472)
0.0 - 999.9/1000 - 9999
0.1/1
± ( 2% of setting + 2counts )
Ramp Up Time, second
0.4 - 999.9
0.1
± ( 0.1% + 0.05sec )
Ramp Down Time, second
0.0,1.0 - 999.9
0.1
Dwell Time
0,
0.4 - 999.9 sec
(0=continuous)
0.1
0,
0.1 - 999.9 min
(0=continuous)
0.1
0, 0.1 - 999.9 hr
(0=continuous)
0.1
Cycle Test
0 - 9999 Times, (0=continuous)
Arc Detection
Range 1 - 9 (9 is the most sensitivity)
DC Current Offset,
μA
0.0 - 200.0 or Auto Set (Option )
Ramp High Current
ON/OFF, User Selection
Charge-Low Current,
μA
0.0 - 350.0 or Auto Set
Discharge Time
< 200 msec
Maximum Capacitive
Load
1.5μF < 2KV
0.15μF < 8KV
?0.12μF < 14KV
0.08μF < 20KV
0.28μF < 4KV
0.15μF < 10KV
?0.1μF < 16KV
MEASUREMENT
DC Voltage,
KV (for 7474)
0 - 20.00
0.01
± ( 1.5% of reading + 2count )
DC Voltage,
KV (for 7472)
0 - 10.00
0.01
± ( 1.5% of reading + 2count )
DC Current Range,?
μA
0-350.0
0.1
± (2% of reading + 3counts)
300-3500
1
3000 - 5000
(for 7474)
10
3000-9999
(for 7472)
GENERAL
Input Voltage AC
115/230VAC ± 15% , 50/60Hz ± 5% Fuse: 6.3A Slow
PLC Remote Control
Input : Test , Reset , Memory1.2.3 ,Interlock
Output : Pass , Fail , Processing
Safety
Smart-GFI Function (<1mA)
Memory
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