EXTECH INSTRUMENTS EX411 CALIBRATION and EXTECH INSTRUMENTS EX411 REPAIR
 
A calibration by Custom-Cal is performed by engineers with extensive OEM experience. We have the expertise and the necessary standards to perform the EXTECH INSTRUMENTS EX411 Calibration, onsite calibration may be available. We specialize in quick turnaround times and we can handle expedited deliveries upon request.

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   EXTECH INSTRUMENTS EX411 (411)   Description / Specification:    
EXTECH INSTRUMENTS EX411 True RMS Multimeter

The Extech EX411 is a True RMS, manual ranging DMM with a large digit LCD display and temperature function. It has 8 functions and 0.3% basic accuracy, with AC/DC Voltage & Current, Resistance, Temperature, and Diode/Continuity. It features input fuse protection, mis-connection warning, data hold, relative, and an auto power off as well.
Specifications.

Display: 4,000 Count Backlit.
Basic Accuracy: +/-5% (VDC).
DC Voltage: 0.1mV to 1000V.
AC Voltage: 0.1mV to 750V.
DC Current: 0.1uA to 20A.
AC Current: 0.1uA to 20A.
Resistance: 0.1Ohms to 40MOhms.
Temperature - Type K: -4 to 1,382 Deg. F/-20 to 750 Deg. C.
Diode/Continuity: Yes.
20A max Current.
Type K temperature measurements.



 



Related Bench Equipment Terms and Definitions. For a complete list go to our  Terms and Definitions Page.

Carrier Wave (CW)
Carrier Wave or Continuous Wave is a sinusoidal signal without modulation.

Harmonic
A harmonic of a wave is a component frequency of the signal that is an integer multiple of the fundamental frequency, i.e. if the fundamental frequency is f, the harmonics have frequencies 2f, 3f, 4f, . . . etc.

Noise Floor
Noise floor is the measure of the signal created from the sum of all the noise sources and unwanted signals within a measurement system.

Ripple
Ripple is the small unwanted residual periodic variation of the direct current (dc) output

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