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Extech Calibrators
Extech 412440-S Current Loop Checker
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The Extech 412355A sources and measures 4-20mA DC process loops as well as DC voltage.
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The Extech 412300A sources and measures 4-20mA DC process loops with an integral 24 V DC loop power supply.
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Extech 433201 Thermocouple Calibrator calibrates and measures 8 thermocouple types including types J, K, T, E, C, R, S & N.
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The Extech 412400 is the precision source and measure for thermocouple, mA, mV, and V devices
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