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

Error Calculator

Image of ZERA DS312 Error Calculator
Main functions
  • Extension device for DS301 and DS321
  • Interface multiplexer for communication with the unit under test via RS232 (IR), RS485 or M-Bus
  • External pulse input with ratio of 1000 / 1
  • Functional LEDs placed at each SO transmitter and receiver
Scope of application
  • Usage for testing of electricity meters
  • One error calculator is required per test position/meter
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