Scintillator Probe | SIMTRUM Photonics Store

Nal Scintillator Detector - STM3021/STM3022/STM3023 The NaI scintillator detector (including STM3021/STM3022/STM3023) is a highly integrated detector composed of NaI scintillator, photomultiplier tube, high voltage module, preamplifier and so on.   Because of its characteristics of good energy resolution, high light yield, simple use and high reliability, it is widely used in industrial detection, radiation medicine, X-ray fluorescence analysis, oil well detection and other fields .

Product Specifications and Brochures

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Paramater		STM3021	STM3022	STM3023	Unit
Image					/
Input Voltage		+11.5~+12.5			V
Max.Input Current		50			mA
Effective Size of Scintillator		Φ25×25	Φ50×50	Φ75×75	mm
Output Signal Polarity		Negative			/
Output Signal Amplitude(1)		1			V
Output Signal Amplitude		6			V
Energy Resolution		≤8.5			%
Work Environment	Temperature	0~+40			℃
	Humidity	≤90%RH			/
Storage Environment	Temperature	-20~+50			℃
	Humidity	≤93%RH			/
Test Ambient Temperature		25			℃

Note：(1)The output state of the detector is adjusted by using 137Cs radioactive source test. 

Dimension

STM3021 

Note: The potentiometer adjustment interface is used to adjust the internal high voltage, adjust the high voltage clockwise to increase, and adjust the high voltage counterclockwise to decrease.

STM3022

Note: The potentiometer adjustment interface is used to adjust the internal high voltage, adjust the high voltage clockwise to increase, and adjust the high voltage counterclockwise to decrease.

STM3023

Note: The potentiometer adjustment interface is used to adjust the internal high voltage, adjust the high voltage clockwise to increase, and adjust the high voltage counterclockwise to decrease.