Product Descriprition
Model
Starting voltage(V)
Tube voltage drop(V)
Sensitivity(cpm)
Background(cpm)
Life time(h)
Working voltage(V)
Average output current(mA)
P578.61
(<240)
(<200)
1500
<10
10000
(310±30)
5
Feature:
1, with detection of very weak UV radiation;
2, not responsive to visible light and infrared light;
3, high reliability and long-life,
4, high response speed;
5, low current operation;
6, light weight.Application :
1.Boileroilandgasmonitoringdevice,
2 .firealarmdevice,
3 .UVlightleakagemonitoringdevice,
4.automaticequipmentcontroldevice,
5. Ultraviolet monitoring devices for aircraft engines and cabins;
6.Three-defense systems for tanks and other armored vehicles.Brief introduction ofUltraviolet phototube:
Ultravioletphototubeisakindofultravioletdetectiontubewithphotoelectriceffect.Thiskindofphotocellusescathodetogeneratephotoemission,photoelectronsmovetowardstheanodeundertheactionofelectricfield,andionizationoccursduetocollisionwithgasatomsinthetubeduringthecourseofionization;newelectronsandphotoelectronsformedbytheionizationprocessarebothreceivedbytheanode,whilepositiveionsarereceivedbythecathodeintheoppositedirection.Therefore,thephotocurrentintheanodecircuitisseveraltimeslargerthanthatinthevacuumphototube.Ultravioletphotocellswithmetalphotovoltaicandgasmultipliereffectscandetecttheultravioletradiationintherangeof185-300mmandgeneratephotocurrent.
Itisinsensitivetoradiationoutsidethisspectralregion,suchasvisiblesunlightandindoorlightingsources.Soitisnotnecessarytousevisiblelightshieldasothersemiconductordevices,soitismoreconvenienttouse.
Ultravioletphototubecandetectweakultravioletradiation.Itcanbeusedinboilerfueloil,gasmonitoring,firealarm,powersystemforlightningprotectionmonitoringofunattendedtransformer,etc.
Company Information:
Nanchang Micare Medical Equipment Co.,LTD is an innovative and high-tech enterprise founded in 2005, We always focus on the development and manufacturing of surgical lights. Our main products includeOperating Shadowless lamps, Medical Examination lamps and Surgical headlamp ,Medical halogen bulbs,etc.1. We can supply manys kind of medical halogen bulbs ,and support customization for your special request2. Customers' OEM is available;3. Customers' LOGO printing is available;4. Shipped within 7days after 100% payment ,Fedex,DHL,EMS,UPS available