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BK389A万用表
BK389A万用表
订货号: MM-24991-00
产地: 法国
品牌:
开发编号: N
市场价:
*此产品根据配置不同价格不同
*此价格为参考价格,具体价格以订单合同为准
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产品描述:

4000-count LCD display
Basic accuracy 0.25% V DC
Voltage measurement up to 1000V DC, 750V AC
Current measurement up to 20A
Resistance measurement up to 40Mohms
Frequency and capacitance measurement
Safety: IEC 1010 600V CAT III
 
Specifications
Model 389B
Volts
 
DC Ranges
400 mV, 4V, 40V, 400V, 1000V
AC Ranges
400 mV, 4V, 40V, 400V, 750V
Resolution
100uV, 1 mV, 10 mV, 100 mV, 1 V
DC Accuracy
+-(0.25% rdg + 2 dgt)
AC Accuracy
400 mV: +- (1.2% rdg + 5 dgt)
 
50 Hz - 100 Hz
 
>10% of range at 200mV range
Overload Protection
1100 VDC or AC rms
Input Impedance
40V - 1000V: 9.1MΩ
Current
 
Ranges
400 mA, 4 mA, 40 mA, 400 mA, 2A, 20A*
Resolution
100 nA, 1 uA, 10 uA, 100 uA, 1 mA, 10 mA
DC Accuracy
400 uA - 400 mA: +-(1% rdg + 1 dgt)
2A: +-(1.5% rdg + 1 dgt)
20A: +-(3% rdg + 3 dgt)
AC Accuracy
400 uA - 400 mA: +-(1.5% rdg + 1 dgt)
2A: +-(2% rdg + 4 dgt)
20A: +-(3.5% rdg + 4 dgt)
Input Protection
uA/mA input:
2A/600V fastblow ceramic fuse
20A input:
20A/600V fastblow ceramic fuse
Max. Burden Voltage
600mV (900 mV on 2A, 20A ranges)
Resistance
 
Ranges
400 Ω, 4 kOhm, 40 kOhm, 400 kOhm, 4 MOhm, 40 MOhm
Resolution
100 mΩ, 1 Ohm, 10 Ohm, 100 Ohm, 1 kOhm, 10 kOhm
Accuracy
400 Ω: +-(1% rdg + 4 dgt.)
4 kΩ to 4 MOhm: +-(0.8% rdg + 4 dgt.)
40 MΩ: +-(2% rdg + 5 dgt.)
Open Circuit Voltage
0.6 VDC typ. (3.2 VDC on 400 Ω range)
Overload Protection
 
Diode Test
Tested at 1 mA, 3.2 VDC max. typ.
+-(1.5% rdg + 3 dgt.) accuracy
Transistor Test (hFE)
hFE range: 0 - 1000
hFE base current: 10 uA DC
Capacitance
 
Ranges
4 nF, 40 nF, 400 nF, 4 uF, 40 uF
Resolution
0.1 pF, 1 pF, 10 pF, 100 pF, 1 nF
Accuracy
+-(3% rdg + 4 dgt.)
Test Voltage
< 3.5V
Overload Protection
500 VDC or AC rms
Frequency
 
Ranges
4 kHz, 40 kHz, 400 kHz, 4 MHz
Resolution
1 Hz, 10 Hz, 100 Hz, 10 kHz
Accuracy
+-(0.1% rdg + 2 dgt.)
Sensitivity
250 V rms min. on 10 Hz to 1 MHz
500 mV rms min. on 1 MHz to 4 MHz
Minimum Pulse Width
> 2 us
Duty Cycle Limits
> 30% & <70%
Minimum Input Range
 
Overload Protection
500 VDC or AC rms
Logic Test
 
Logic Threshold
Does not apply
Frequency Response
 
Pulse Width
 
Pulse Limits
 
Indication
 
Overload Protection
 
Temperature
 
Range, Resolution
Does not apply
Accuracy
 
Duty Cycle
 
Range, Resolution
Does not apply
Accuracy (5V logic)
 
Minimum Pulse Width
 
Frequency Range
 
Overload Protection
 
General
 
Display
4000 count, 3 3/4 digit LCD
Polarity
Automatic, positive implied, negative polarity indication
Operating Temperature
32 0 to 122 0 (0 0 to 50 0 C), 0 to 70% R.H.
Dimensions (HxWxD)
7.8x3.5x1.57'' (198x90x40 mm)
Weight
11.3 oz. (320g)
Three Year Warranty
Accessories
SUPPLIED: 9V Battery, Test Leads, Instruction Manual, Thermocouple Probe (Model 390)
OPTIONAL: TL-2A Deluxe Test Leads, TL-3 Accessory Tip Kit (for TL-2A), PR-28A High Voltage Probe (40kVDC), TL-130A General Purpose DMM Kit
Carrying Case (not included): LC-29B
*10 A continuous, 20A for 30 seconds max.


品牌简介

Sefram为B+K Precision集团旗下品牌之一,公司设立于法国,创建于1947年,拥有60年的丰富经验与高度信誉。Sefram专致于记录仪及电视信号分析仪器的生产与研究,产品于欧美拥…Sefram为B+K Precision集团旗下品牌之一,公司设立于法国,创建于1947年,拥有60年的丰富经验与高度信誉。Sefram专致于记录仪及电视信号分析仪器的生产与研究,产品于欧美拥有极高的声誉,Sefram将以卓越的技术为您提供最精准的测量与分析。

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