ZERA - devices and systems for producing, measuring, testing and calibrating electrical quantities

DS421
Multiuser error calculator

Image of ZERA DS421 Multiuser error calculator
Main functions
  • Single measurement
  • Continuous measurement
  • Counting pulse edges and resets
  • Control of two auxiliary circuit relays
Scope of application
  • Usage for testing of up to 20 electricity meters
  • Several devices can be combined in one Meter Test System
  • Error indication via additional DSA400
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