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M2011型光子計(jì)數(shù)探測器
The M2011 photo counting detector
光子計(jì)數(shù)器主要應(yīng)用于生物、醫(yī)學(xué),、化學(xué)等多重領(lǐng)域,，主要涉及弱光探測、精密測量,。本公司研發(fā)的M2011型光子計(jì)數(shù)探測器主要由端窗光電倍增管,、高壓電源模塊、信號(hào)成形電路組成,。本產(chǎn)品在出廠前,，已經(jīng)過各方面測試，接通電源,，將輸出端與計(jì)數(shù)單元連接即可使用,。產(chǎn)品性能可以按客戶需求訂做。
Photon counter is mainly used in biology, medicine, chemistry and other fields, mainly involving weak light detection, precision measurement. The M2011 photon counting detector developed by our company is mainly composed of photomultiplier tube, high voltage power supply module and signal forming circuit. Before leaving the factory, this product has been tested in all aspects, switch on the power supply, the output end and the counting unit can be connected to use. Product performance can be customized according to customer demand.
技術(shù)參數(shù)
（測試環(huán)境溫度25℃）
參數(shù) | Min. | Typ. | Max | 單位 | ||
輸入電壓/Input Voltage | +11.5~+12.5 | V | ||||
輸入電流/Max.input Current | 70 | mA | ||||
有效面積/Effective Area | Φ25 | mm | ||||
光譜響應(yīng)范圍/Spectral Range | 250-650 | nm | ||||
峰值波長/Peak wavelength | 420 | nm | ||||
輸出脈沖邏輯/Output pulse logic | TTL | -- | ||||
輸出脈沖幅度1）/Output pulse amplitude | 2.0 | 2.5 | -- | V | ||
脈沖對分辨時(shí)間/ Pulse pairs resolving time | 20 | ns | ||||
輻射計(jì)數(shù)靈敏度/Radiation counting sensitivity | 300nm | -- | 2.2×105 | -- | s-1·pW-1 | |
400nm | -- | 4.6×105 | -- | |||
500nm | -- | 4.5×105 | -- | |||
600nm | -- | 0.9×105 | -- | |||
線性計(jì)數(shù)率2）/Maximum linear count rate | 6×106(校正前） | -- | ||||
20×106(校正后） | ||||||
暗計(jì)數(shù)率3）/Dark count | 80 | 200 | Hz | |||
一致性（相對偏差）4）/Consistency | ±10 | % | ||||
8小時(shí)不穩(wěn)定性5）/8 hour instability | 0.6% | 3 | % | |||
推薦負(fù)載/Recommended load resistance | 50 | Ω | ||||
重量/Weight | 445 | g | ||||
工作環(huán)境6)/ work environment | 溫度/Temperature | +5~+40 | ℃ | |||
濕度/Humidity | 90%RH | -- | ||||
存放環(huán)境6）/ Storage environment | 溫度/Temperature | -20~+50 | ℃ | |||
濕度Humidity | 93%RH | -- | ||||
1) 負(fù)載50Ω,。
2）校正后為M2011配合北方夜視計(jì)數(shù)單元校正功能所得,。
3）避光 30 分鐘后，室溫 25℃，測試 300s,，計(jì)算均值,。
4）光源波長在 400~500nm 之間，探測器輸出計(jì)數(shù)率約 15ks-1,。
5）探測器輸出計(jì)數(shù)率約 30ks-1 ,。
6) 無冷凝。
產(chǎn)品應(yīng)用
生物技術(shù) Biotechnology
醫(yī)療器械 Medical Application
精密測量 Precise measurement
特性曲線
外形尺寸圖
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