Đồng hồ vạn năng để bàn Keithley 2701

Đồng hồ vạn năng để bàn Keithley 2701

Mã:
2701
Thương hiệu:
Bảo hành:
N/A
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Hotline: 0906.988.447

Liên hệ: Hồ Chí Minh

  • Điện thoại: (028).3977.8269
  • Email: sales@lidinco.com
  • Địa chỉ: 487 Cộng Hòa, Phường 15, Quận Tân Bình, TP. HCM

Liên hệ: Bắc Ninh, Hà Nội

  • Điện thoại: (0222).730.0180
  • Email: bn@lidinco.com
  • Địa chỉ: 184 Bình Than, Phường Võ Cường, TP. Bắc Ninh
  • Tư vấn Tư vấn kĩ thuật Miễn phí
  • Giao hàng Miễn phí vận chuyển Đơn hàng trên 3 triệu
Thông số kỹ thuật

Độ phân giải 6 ½ số    

Có khả năng mở rộng tối đa 200 kênh ( tương đương 05 module , tùy chọn thêm các module 7700 ..đến 7712)    

Kết nối ngoại vi GPIB, RS232    

Đo điện áp một chiều DC    

Dải đo: 100mV/1V/10V/100V/1000V    

Độ phân giải: 0.1µV / 1µV/ 10 µV/100 µV/ 1mV    

Độ chính xác: ±( 30ppm reading + 5ppm range)    

Đo điện áp xoay chiều AC    

Dải do: 100mV/ 1V/ 10V/ 100V/ 750V    

Độ phân giải: 0.1µV, 1µV/ 10 µV/100 µV/ 1 µV    

Đo điện trở:    

Dải đo: 1 Ω/ 10 Ω/100 Ω/ 1 kΩ/ 10 kΩ/ 100 KΩ/ 1MΩ/ 10 MΩ/ 100 MΩ    

Độ phân giải: 1µΩ/ 10 µΩ/100 µΩ/1 mΩ/10 mΩ/100 mΩ/1 Ω/10 Ω/ 100 Ω/    

Độ chính xác tốt nhất: ± (100ppm reading + 6ppm range)    

Đo dòng điện một chiều DC    

Dải đo: 20mA/ 100mA/1A/ 3A    

Độ phân giải: 10nA/ 10nA/ 100nA/ 1µA/ 10µA    

Đo dòng điện xoay chiều AC    

Dải đo: 1A/3A    

Độ phân giải: 1µA/ 10µA    

Các chức năng khác của máy đo điện đa năng Keithley 2700: đo nhiệt độ; Đo tần số, kiểm tra ngắn mạch, Dry circuit test.    

Nguồn nuôi: 100/120/220/240V AC ± 10%

Tần số 50/60Hz và 440hz

Kích thước: 89 x 485 x 370 mm

Trọng lượng 13 Kg

Phụ kiện kèm máy: HDSD, dây nguồn, que đo

Đồng hồ vạn năng   độ chính xác cao  Keithley 2701    

2701

Thông tin thiết bị:   

  • Combines functions of DMM, switch system, and datalogger   
  • True 6½-digit (22-bit) resolution   
  • Choice of 12 switch/control plug-in modules   
  • Up to 200 differential input channels (with 300V isolation) for measurement and control   
  • Convenient front panel inputs   
  • Free LabVIEW™, LabWindows/CVI, Visual Basic, C/C++, and TestPoint™ drivers (IVI style)   
  • Ethernet, RS-232 communications capabilities   
  • Free ExceLINX™ -1A datalogging software   

Thông số kỹ thuật   

GENERAL SPECIFICATIONS
EXPANSION SLOTS5
POWER SUPPLY100V / 120V / 220V / 240V
LINE FREQUENCY50Hz to 60Hz and 400Hz, automatically sensed at power-up
POWER CONSUMPTION80VA
OPERATING ENVIRONMENTSpecified for 0°C to 50°C. Specified to 80% RH at 35°C. Altitude up to 2000 meters
STORAGE ENVIRONMENT-40°C to 70°C
BATTERYLithium battery-backed memory, 3 years @ 23°C
WARRANTY3 years
EMCConforms to European Union Directive 89/336/EEC EN61326-1
SAFETYConforms to European Union Directive 73/23/EEC EN61010-1, CAT I
VIBRATIONMIL-PRF-28800F Class 3, Random
WARM-UP2 hours to rated accuracy
DIMENSIONSRack Mounting89mm high × 485mm wide × 370mm deep (3.5 in. × 19 in. × 14.563 in.)
Bench Configuration (with handles and feet)104mm high × 485mm wide × 370mm deep (4.125 in. × 19 in. × 14.563 in.)
SHIPPING WEIGHT13kg (28 lbs)
DIGITAL I/O2 inputs, 1 for triggering and 1 for hardware interlock. 5 outputs, 4 for Reading Limits and 1 for Master Limit. Outputs are TTL compatible or can sink 250mA, diode clamped to 40V.
TRIGGERING AND MEMORYWindow Filter Sensitivity0.01%, 0.1%, 1%, 10%, or Full-scale of range (none)
Reading Hold Sensitivity0.01%, 0.1%, 1%, or 10% of reading
Trigger Delay0 to 99 hrs (1ms step size)
External Trigger Delay<1ms
Memory Size110,000 readings
MATH FUNCTIONSRel, Min/Max/Average/Std Dev/Peak-to-Peak (of stored reading), Limit Test, %, 1/x, and mX + b with user defined units displayed
REMOTE INTERFACEGPIB (IEEE-488.2) and RS-232C. SCPI (Standard Commands for Programmable Instruments)
ACCESSORIES SUPPLIEDModel 1751 Safety Test Leads, Product Information CD-ROM, and hardcopy User’s Manual. Software CD-ROM with IVI/VISA drivers for VB, VC/C++, LabVIEW, TestPoint, and LabWindows/CVI, and free runtime startup software
ACCESSORIES AVAILABLE4288-7 Rack Mount Rear Support Kit 77XX Modules Extended Warranty ExcelLINX-1A (Excel add-in datalogger software) TestPoint TM Software Development Package
SOFTWAREWindows 98, NT, 2000, ME, and XP compatible

 

DC CHARACTERISTICS
CONDITIONS: MED (1 PLC) 2 or 10 PLC or MED (1 PLC) with Digital Filter of 10
FUNCTIONRANGERESOLUTIONTEST CURRENT ±5% OR BURDEN VOLTAGEINPUT RESISTANCE OR OPEN CKT. VOLTAGEACCURACY: ±(ppm of reading + ppm of range) (ppm = parts per million) e.g., 10ppm = 0.001%)Temperature Coefficient 0°-18°C & 28°-50°C
24 Hour 23°C±1°90 Day 23°C±5°1 Year 23°C±5°
Voltage100.0000mV0.1 µV >10 GΩ15+3025+3530+35(1 + 5)/°C
1.000000V1.0 µV >10 GΩ15+625+730+7(1 + 1)/°C
10.0000V10 µV >10 GΩ10+420+530+5(1 + 1)/°C
100.0000V100 µV 10 MΩ ± 1%15+635+945+9(5 + 1)/°C
1000.000V1mV 10 MΩ ± 1%20+635+950 + 9(5 + 1)/°C
Resistance1.000000Ω1 µΩ10 mA5.9 V80+4080+40100+40(8 + 1)/°C
10.00000Ω10 µΩ10 mA5.9 V20+2080+20100+20(8 + 1)/°C
100.0000Ω100µΩ1mA12.2V20+2080+20100+20(8 + 1)/°C
1.000000kΩ1mΩ1mA12.2V20 + 680+6100+6(8 + 1)/°C
10.00000kΩ10mΩ100µA6.8 V20 + 680+6100+6(8 + 1)/°C
100.0000kΩ100mΩ10µA12.8 V20 + 680+10100+10(8 + 1)/°C
1.000000MΩ1.0Ω10µA12.8 V20 + 680+10100+10(8 + 1)/°C
10.00000MΩ10Ω0.7 µA //10MΩ7.0 V150+6200+10400+10(70+1)/°C
100.0000MΩ100Ω0.7 µA //10MΩ7.0 V800+302000+302000+30(385 + 1)/°C
Dry Circuit Resistance1.000000Ω1 µΩ10 mA20mV80+4080+40100+40(8 + 1)/°C
10.00000Ω10 µΩ1 mA20mV25+4080+40100+40(8 + 1)/°C
100.0000Ω100 µΩ100 µΩ20mV25+4090+40140+40(8 + 1)/°C
1.000000kΩ1mΩ10µA20mV25+90180+90400+90(8 + 1)/°C
Continuity (2W)1.000kΩ100mΩ1 mA12.2 V40+100100+100100+100(8 + 1)/°C
Current20.00000mA10nA<0.2 V 60+30300+80500+80(50+5)/°C
100.0000mA100nA<0.1 V 100+300300+800500+800(50+50)/°C
1.000000A1.0µA<0.5 V 200+30500+80800+80(50+5)/°C
3.000000A10 µA<1.5 V 1000+151200+401200+40(50+5)/°C
Channel (Ratio)Ratio Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range
Channel (Average)Average Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range

 

TEMPERATURE
(Display in °C, °F, or K. Exclusive of probe errors.) Thermocouples (Accuracy based on ITS-90.)
TypeRangeResolution90 Day/1 Year (23°C ±5°C)Temperature Coefficient 0°-18°C & 28°-50°C
Relative to Simulated Reference JunctionUsing 77xx Module
J-200 to +760°C0.001°C0.2°C1.0°C0.03°C/°C
K-200 to +1372°C0.001°C0.2°C1.0°C0.03°C/°C
N-200 to +1300°C0.001°C0.2°C1.0°C0.03°C/°C
T-200 to +400°C0.001°C0.2°C1.0°C0.03°C/°C
E-200 to +1000°C0.001°C0.2°C1.0°C0.03°C/°C
R0 to +1768°C0.1°C0.6°C1.8°C0.03°C/°C
S0 to +1768°C0.1°C0.6°C1.8°C0.03°C/°C
B+350 to +1820°C0.1°C0.6°C1.8°C0.03°C/°C
4-Wire RTD: (100? platinum [PT100], D100, F100, PT385, PT3916, or user type, Offset compensation On)
 -200° to 630°C0.1°C0.6°C 0.003°C/°C
Thermistor: (2.2kΩ, 5kΩ, and 10kΩ)
 -80° to 150°C0.01°C0.08°C 0.002°C/°C

 

DC SYSTEM SPEEDS
RANGE CHANGES50/s (42/s)
FUNCTION CHANGES50/s (42/s)
AUTORANGE TIME<30ms
ASCII READINGS TO RS-232 (19.2k BAUD)55/s
MAX. INTERNAL TRIGGER RATE2000/s
MAX. EXTERNAL TRIGGER RATE375/s

 

DC MEASUREMENT SPEEDS
Single Channel, 60Hz (50Hz) Operation
FunctionDigitsReadings/sPLCs
DCV, DCI, Ω (<10M), Thermocouple, Thermistor6.55 (4)10
6.535 (28)1
6.545 (36)1
5.5150 (120)0.1
5.5300 (240)0.1
5.5500 (400)0.1
4.52500 (2000)0.01
4WΩ (<10M)6.51.4 (1.1)10
6.515 (12)1
5.533 (25)0.1
4W? 0Comp, RTD6.50.9 (0.7)10
6.58 (6.4)1
5.518 (14.4)0.1
Channel (Ratio), Channel (AVG)6.52.5 (2)10
6.515 (12)1
5.525 (20)0.1

 

Multiple Channels Into Memory
7703 and 7710 Scanning DCV230/s
7703 and 7710 Scanning with Limits or Time Stamp On230/s
7703 and 7710 Scanning DCV alternating 2WΩ55/s
7710 Scanning Temperature (T/C)90/s
7700 and 7708 Scanning Temperature (T/C)50/s

 

Multiple Channels Into and Out of Memory
7703 and 7710 Scanning DCV200/s
7703 and 7710 Scanning with Limits or Time Stamp On200/s
7703 and 7710 Scanning DCV alternating 2WΩ45/s
7710 Scanning Temperature (T/C)85/s
7702 Scanning DCV65/s
7700 and 7708 Scanning Temperature (T/C)50/s

 

DC SPEED vs. NOISE REJECTION
RateFilterReadings/sDigitsRMS Noise 10V RangeNMRRCMRR
10500.1 (0.08)6.5<1.2 µV110 dB140 dB
1Off15 (12)6.5<4 µV90 dB140 dB
0.1Off500 (400)5.5<22 µV 80 dB
0.01Off2500 (2000)4.5<150 µV 80 dB

 

DC MEASUREMENT CHARACTERISTICS
DC Volts   
A-D LINEARITY2.0 ppm of reading + 1.0 ppm of range
INPUT IMPEDANCE100mV-10V RangesSelectable >10GΩ// with <400pF or 10MΩ ±1%.
100V, 1000V Ranges10MΩ ±1%.
Dry Circuit100kΩ ±1% // <1µF
INPUT BIAS CURRENT<75pA at 23°C
COMMON MODE CURRENT<500nApp at 50Hz or 60Hz
AUTOZERO ERRORAdd ±(2ppm of range error +5µV) for <10 minutes and ±1°C
INPUT PROTECTION1000V, all ranges, 300V with plug-in modules
Resistance   
MAX 4W? LEAD RESISTANCE80% of range per lead (Dry Ckt Mode). 5Ω per lead for 1Ω range, 10% of range for 10Ω, 100Ω and 1kΩ ranges; 1kΩ per lead for all other ranges
OFFSET COMPENSATIONSelectable on 4WΩ, 1Ω, 10Ω, 100Ω, 1kΩ, and 10kΩ ranges
CONTINUITY THRESHOLDAdjustable 1 to 1000Ω.
INPUT PROTECTION1000V, all Source Inputs, 350V Sense Inputs, 300V with plug-in modules
DC CurrentSHUNT RESISTORS100mA-3A, 0.1Ω. 20mA, 5Ω
INPUT PROTECTION3A, 250V fuse
ThermocouplesCONVERSIONITS-90
REFERENCE JUNCTIONInternal, External, or Simulated (Fixed)
OPEN CIRCUIT CHECKSelectable per channel. Open >11.4k ±200Ω
EARTH ISOLATION500V peak, >10GΩ and <300pF any terminal to chassis

 

AC SPECIFICATIONS
FUNCTIONRANGERESOLUTIONCalibration CycleAccuracy: ±(% of reading + % of range), 23°C ±5°C
3 Hz- 10 Hz10 Hz- 20 kHz20 kHz- 50 kHz50 kHz- 100 kHz100 kHz- 300 kHz
Voltage100.0000mV0.1µV90 Days (all ranges)0.35+0.030.05+0.030.11+0.050.6+0.084.0+0.5
1.000000V1.0µV     
10.00000V10µV1 Year (all ranges)0.35+0.030.06+0.030.12+0.050.6+0.084.0+0.5
100.0000V100µV     
750.000V1.0mV     
  (Temp. Coeff.)/°C0.035 + 0.0030.005 + 0.0030.006 + 0.0050.01 + 0.0060.03 + 0.01
   3 Hz-10 Hz10 Hz-3 kHz3 kHz-5kHz  
Current1.000000A1.0µA90 Day/1 Yr0.30+0.040.10+0.040.14+0.04  
3.00000A10µA 0.35+0.060.15+0.060.18+0.06  
  (Temp. Coeff.)/°C0.035 + 0.0060.015 + 0.0060.015 + 0.006  
   Accuracy ±(ppm of reading + offset ppm) (3 Hz-500 kHz) (333 ms-2 µs)
Frequency 4 and Period100mV to 750V0.333ppm90 Day/1 Yr80 ppm + 0.333 ppm (SLOW, 1s gate)
3.33ppm 80 ppm + 3.33 ppm (MED, 100ms gate)
33.3ppm 80 ppm + 33.3 ppm (FAST, 10ms gate)

 

Additional Uncertainty ±(% of reading)
Low Frequency UncertaintyMEDFAST
20Hz-30Hz0.3 
30Hz-50Hz0 
50Hz-100Hz01.0
100Hz-200Hz00.18
200Hz-300Hz00.10
>300Hz00
CREST FACTOR1–22–33–44-5
Additional Uncertainty0.050.150.300.40
Maximum Crest Factor5 at full-scale

 

AC MEASUREMENT CHARACTERISTICS
AC VoltsMEASUREMENT METHODAC-coupled, True RMS
INPUT IMPEDANCE1MΩ ±2% // by <100pF
INPUT PROTECTION1000Vp or 400VDC, 300Vrms with plug-in modules
AC CurrentMEASUREMENT METHODAC-coupled, True RMS
SHUNT RESISTANCE0.1Ω
BURDEN VOLTAGE1A <0.5Vrms, 3A <1.5Vrms. Add 1.5Vrms when used with plug-in modules
INPUT PROTECTION3A, 250V fuse
AC GeneralAC CMRR70dB
VOLT HERTZ PRODUCT=8 × 10 Volt-Hz

 

AC MEASUREMENT SPEEDS
Single Channel, 60Hz (50Hz) Operation
FunctionDigitsReadings/sRateBandwidth
ACV, ACI6.52s/ReadingSLOW3 Hz-300 kHz
6.54.8 (4)MED30 Hz-300 kHz
6.540 (32)FAST300 Hz-300 kHz
Frequency, Period6.51 (1)SLOW3 Hz-300 kHz
5.59 (9)MED30 Hz-300 kHz
4.535 (35))FAST300 Hz-300 kHz
4.565 (65)FAST300 Hz-300 kHz

Keithley 2701 Product Specifications Summary: (for full specs please see the full specs tab or the data sheet)

Multimeters Template

TypeDigital
StyleBench
Measures AC VYes
Measures DC VYes
Measures AC AYes
Measures DC AYes
True RMS What's This?Yes

Test Equipment General Attributes

Power Supply Voltage120V 50/60 Hz

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