Electronic Control Concepts

Instruments to measure kVp, kVe, mA, mAs, dose, dose rate, HVL, pulses, and exposure time of X-rays

mA/mAs meter: Model 870


mA/mAs meter: Model 870


A compact meter for measuring mA and mAs.

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  • Small hand held size
  • Measure current from any x-ray
  • Single phase
  • Full wave
  • Multiphase
  • DC
  • New High Accuracy Circuit
  • Self-Resetting
  • Battery Operated
  • Two Year Warranty
  • Built in measurement of battery
  • Use for Medical or Dental X-rays
  • Use for digital x-ray
  • Displays mA, mAs and exposure time for each reading
  • Easy to use

Typical Applications

  • Check x-ray tube filament emission by measuring mAs value of exposure
  • Check and adjust mA settings
  • Verification of x-ray exposure time
  • Calibration of x-ray timer
  • Quality Assurance
  • Measurement of exposure time
  • Analyze x-ray malfunctions
Current Specifications (mA)200 mA Range2 A Range
Range5 mA - 200 mA200 mA - 2 A
Accuracy1% ± 2 mA1% ± 2 mA
Resolution0.1 mA/mAs1 mA/mAs
Exposure Time0.1ms - 10ms0.1ms - 10ms
ConnectorTest Leads and Alligator ClipsTest Leads and Alligator Clips

General Specifications870
Display0.21" (5.5mm) LCD 2×12 Character Alphanumeric
Power9V Battery
Battery Life100+hrs Continuous use
Size(80 × 147 × 40)mm, (3.15 × 5.8 × 1.6)inches
Weight250g (0.55 lb)

For international orders (Outside the U.S.) please contact ECC directly at: 800-VIP-XRAY(800-847-9729) or 513-248-0326 (Local)
or send an e-mail to: sales@eccxray.com

Calibrated to instruments traceable to the National Institute of Standards and Technology: www.nist.gov