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Digital Panel meters and switchboard meters
Hsiang Cheng Corp. ®
ME, MDA, MDV Series, Digital Panel Meters
DC Flow Rate Panel Meters
 
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Hsiang Cheng, SMA & SMV DMMs
 
 
  Characteristics:  
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  • Wide input ranges selection
  • Process monitor & remote indication
  • Available of 3-3/4 & 4-1/2 digits
  • High accuracy of 0.2% fs
  • Display with super rate LED
 
 
  Product Description:  
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  Specifications :  
 
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Model: Digits Model Digits Model
Customer calibration of specified display range 3-3/4 ME 4-1/2 ME4
Defined input & display range of voltage type 3-3/4 MDV 4-1/2 MDV4
Defined input & display range of current type 3-3/4 MDA 4-1/2 MDA4
Range:
Accuracy (23 + 3°C): 0.2% fs
Stability :

Temperature coefficient less 50 ppm + 0.5uV per degree C. Long term draft less 0.1% per year

Digits & counts: Maximum 3999 counts of 3-3/4 digits,
19999 counts of 4-1/2 digits
Display : 0.56” super rate LED
Input Resistance > 10 Megohms maximum
Overload : Voltage : 2.5 rated or 200V rms which ever great
Current : 2.5 rated or 400 mA which ever great
Dielectric strength: 2KVrms / 1 minute, 50 / 60 Hz
Noise Rejection Cmrr: > 120 db for Cmrr, > 100 db for Nmrr
Operating conditions: -10 to 55oC, 0-99% RH non-condensed
-25 to 70oC, 20-99% RH non-condensed
Auxilliary Power: AC version < 3.5VA, DC
optional version "20% < 5 watts
Applied rules and standards
Measuring & conversion: IEC 688
Dielectric strength:

IEC 688

Impulse & Surge test: ANSI C37.90.1/1989
IEC 255-3 (1989)
Measuring reliability: VDE 3540
 
 
  Downloads:  
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  pdf_pic Downloads: General Specifications  
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