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Xtester-SM2800B-Sigma 2008B DIGITAL EDDY CONDUCTIVITY TESTER,metal Copper and aluminum conductivity meter Resistivity tester
Features
● Beautiful appearance, easy to carry about and grasp, simple and convenient to use. ● Measuring range covers all nonferrous metal materials, 0.51~112%IACS or 0.3~65MS/m. ● Big screen, big character; displaying measured result, working frequency, temperature, temperature coefficient etc. simultaneously. ● Two kinds of switchable frequencies for Sigma 2008B, 60KHz for aviation industry standard, 500KHz for detecting sheet metal. ● Special temperature coefficient setting and auto calibrating mode, convenient and reliable for user to operate. ● Up to 500μm lift-off compensation design, for maintaining the measuring accuracy when painted, coated or dusty on surface. ● The variety of temperature compensation mode design, combined with temperature coefficient, instruments can ensure the measurement accuracy under different testing temperature. ● With interchangeable probes, the user is able to change probes provided by our company without matching. ● Built-in date memory, can record 4000 sets of test date and important test parameters, you can connect the computer to generate a complete report. ● Two units (MS/m or %IACS) convenient choice, but also can directly switch resistivity in the measurement of interface. ● Three kinds of language selection: Simplified Chinese, Japanese and English.  | 
TECHNICAL SPECIFICATION
Model Items  | Sigma 2008 B  | |
Working Freq.  | 60KHz and 500KHz, sine wave  | |
Measurement range for conductivity  | 0.51 %IACS to 112 %IACS, or 0.3 MS/m to 65 MS/m or resistivity 0.01538 Ω·mm²/m到3.33333Ω·mm²/m  | |
Resolution  | 0.1 %~0.001 %IACS  | |
Measuring precision  | ±1%(Temp.0℃~50℃),±0.5%(Temp. 20℃)  | |
Lift-off compensation  | 500μm of φ14 probe; 200μm of φ8 probe;  | |
Temp. Measuring range  | 0℃~+80℃(Temp. resolution0.1℃,Temp. Measuring precision0.5℃)  | |
Auto. Compensation  | Three temperature compensation modes:Testing result of conductivity adjusted to the value at temp. 20℃ automatically;Automatic temperature compensation and manual input temperature compensation mode.  | |
Working environment  | Temp. 0℃~+50℃,Related humidity 0~85%(Non-condensing)  | |
Display  | Large screen LCD, with back-light designed, can display multiple items of important parameter simultaneously  | |
Power supply  | Provided lithium ion battery of 3.7V、2200mA/h, continuous working about 12hours  | |
Probes  | B type machine with diameter 14 mm working frequency of 60 KHz and diameter 8mm working frequency of 500 KHz of a probe  | |
Temp. Probe  | Hand-hold surface temperature sensor  | |
Reading memory  | Save 500 sets of measuring date  | |
PC Communication  | RS 232 interface, Baud rate: 2400bps; Date rate:8  | |
Host weight  | 0.5KG(Including battery)  | |
Host size  | 220 mm×95mm×55 mm  | |
Shell  | Plastic shell  | |
Package and protection  | High impact-resistance, portable box made of aluminum alloy, and instrument, probe, communication cable, operation manual, conductivity block, charger, instrument bracket, compact disc inside it.  | |
Accessories  | 3 pieces of standard conductivity blocks, can provide more blocks for customer choose.  | |
APPLICATION AREA
● Conductivity and resistivity measurement of ● non-ferromagnetic material ● Determining extent of thermal treatment ● Checking thermal damage, material fatigue and crack ● Determining metal purity ● Monitoring of metal homogeneity ● Metal classification ● Monitoring of strength and hardness ● Detecting the density of powder metallurgy parts  | 
The primary indexes comparing of
Sigma2008A/B/C series’ eddy current conductivity meters
Items Model  | Measurement range  | Lift-off  | Working Freq.  | Measurement area  | Camber measurement  | Auto.Compensation  | Reading memory  | Measuring precision  | 
Sigma 2008B  | 0.51%~112%IACS (full measuring range)  | 0.5mm  | 60KHz and 500KHz  | Minimum of 8mm Small area and ribbon  | With curvature compensation function  | Three temperature compensation modes Same or different temperature condition (automatically or manually)  | Save 500 sets of data, and can upload to the computer  | ±0.5% of measurements  | 
Sigma 2008B1  | 60KHz  | Minimum of 14mm  | 
  
Items Model  | Measurement range  | Lift-off  | Working Freq.  | Measurement area  | Camber measurement  | Auto. Compensation  | Reading memory  | Measuring precision  | 
Sigma 2008A  | 0.51%~112%IACS (full measuring range)  | 0.5mm  | 60KHz  | Minimum of 14mm  | None  | Two temperature compensation modes Same or different temperature condition (manually)  | Save 500 sets of data, and can upload to the computer  | ±0.5% of measurements  | 
Sigma 2008A1  | 7.76~112%IACS  | 
 
Items Model  | Measurement range  | Lift-off  | Working Freq.  | Measurement area  | Camber measurement  | Auto. Compensation  | Reading memory  | Reading memory  | 
Sigma 2008C  | 0.51%~112%IACS (full measuring range)  | 0.1mm  | 60KHz  | Minimum of 14mm  | None  | One temperature compensation mode Same temperature condition  | Save 500 sets of data, and can upload to the computer  | 
 ±1% of measurements  | 
Sigma 2008C1  | 7.76~112%IACS  | None  | 
                English