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412440-S Calibration Source Checker
Extech Calibration Source Checker, 412440-S

412440-S Calibration Source Checker

Brand: Extech
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The 412440-S is a low-cost, pocket sized calibration source checker for simulating current loops and providing a quick and easy way for checking calibration of meters or controllers. 

Sources three current levels: 4mA, 12mA, and 20mA. Bright red LEDs indicate simulation output and battery status. 

Overload indication when load exceeds 240ohms. 

Comes complete with 9V battery, case, and calibration cable terminated with subminiature and spade lug connector.
Features
  • Pocket Checkers are easy to use and provide a quick and easy way for checking calibration of meters or controllers.
  • Instantly determine if your device needs calibration or if sensor needs to be replaced.
  • 0.1mA accuracy.
  • Current: 4mA, 12mA and 20mA; Overload indication when load exceeds 240Ohm.
  • Complete with calibration cable and 9V battery.

Specifications

Brand

Accuracy

  • ± 0.1 mA

Check Points

  • 4 mA, 12 mA & 20 mA

Overload

  • When the Load is greater than 240 Ω @ 20 mA

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