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> Extech 412440-s calibration source checker, current loo
Extech 412440-s calibration source checker, current loo
Extech 412440-S Calibration Source Checker Current Loop Checker Spade LU Easy to use pocket checker for simulating Current Loops
* 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
* Current Loop model is accurate to 0.1mA
* Current: 4mA 12mA and 20mA; Overload indication when load exceeds 240Ù
