ACR OWL500 Single-Channel Process Signal – (4-20mA) Data Logger

ACR OWL500 Single-Channel Process Signal – (4-20mA) Data Logger


  • Resolution: 8-bit (1 part in 256)
  • Clock Accuracy: ± 2 seconds per day
  • Operating Limits: -40°C to 70°C and 0 to 95% RH (non-condensing)
  • PC Requirements: Windows PC with at least one free USB or serial port (depending on interface)
  • Memory Size: 32 KB (capable of storing up to 32,767 readings)
  • Input Range: 0 to 24mA DC maximum
  • Logger Accuracy: ± 1% of full scale
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The OWL 500 data logger is a rugged and versatile data logger that records the popular 4-20mA process signal with ease and convenience. This logger is ideal for monitoring (through commercially available transducers) a wide variety of measurement parameters. All DC current process signals can be converted into custom engineering units using the simple equation editor in ACR’s TrendReader® 2 Software.