Extech Instruments: Calibrators:

$Refractometers$

	412300A - Current Calibrator/Meter 412355A - Current and Voltage Calibrator/Meter Precision "source" for calibrating process devices and measuring DC process signals
	412400 - Multifunction Process Calibrator Precision source and measure for thermocouple, mA, mV, and V devices.
	433201 - Multi-Type Calibrator Thermometer Source and measure 8 thermocouple type devices J, K, T, E, C, R, S, and N Model 433201 for 115V and Model 433202 for 220V
	412440-S - Calibration Source Checker Easy to use pocket checker for simulating Current Loops
	422123 - Precision Multifunction Calibrator Accurate calibration source for Thermocouple, mA, mV, V and Frequency devices
	CMM-17 - Process Calibrator MultiMeter™ Precision DC, mA, Voltage, Frequency Calibrator combined with True RMS MultiMeter
	610022-B - pH Calibration Checker Troubleshooter tells you if your pH meter is functioning