Altek 434 Milliamp Calibrator

4-20mA loop calibrator; source and read milliamps, simulate 2-wire transmitter, display transmitter output and measure voltage.

Features

  • ±0.015 of reading + 0.002mA accuracy
  • ±100 VDC voltage measurement
  • 1 microamp resolution
  • Power transmitters up to 1200 Ohm loads
  • User settable HI, SET and LO
  • Automatically switches output
  • Checks valve and actuator closing and opening
  • HART compatibility option