Keithley 224

Keithley 224

Programmable Current Source

The Keithley 224 is one of our refurbished Programmable Current Sources.

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Keithley 224 Features:

  • Display: 0.5 in LED digits, 4½-digit signed mantissa, 1-digit signed exponent
  • Maximum Allowable Common Mode Voltage (Output or Output Common to Chassis): 250 V rms, DC to 60 Hz
  • Increment/Decrement: automatic, manual or trigger modes
  • Range of Dwell Times: 50 ms to 999.9 s
  • Output Load: Output load must be non-inductive
  • External Trigger: TTL-compatible External Trigger Input and Output
  • Output Connections: Teflon® insulated 2-lug triax connector (specialty connector 30JR121-1) for output; five way binding posts for GUARD, OUTPUT COMMON and CHASSIS GROUND; BNC (chassis isolated) connectors for EXTERNAL TRIGGER INPUT and OUTPUT
  • All connections on rear panel

The Keithley 224 programmable current source was designed for general purpose bench or system use.

The INCREMENT/DECREMENT function is manual or automatic, and selectable dwell times provide stepped ramp capabilities.