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GD-708P ultraviolet phototube, ultraviolet photosensitive tube, ultraviolet detector, flame detection, fire alarm

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Add.: Laishui County, Baoding City, Hebei Province , China.

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GD-708P ultraviolet phototube, ultraviolet photosensitive tube, ultraviolet detector, flame detection, fire alarm

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Phone: +86-13733399896
Tel: +86-312-5845156
E-mail: lstcgm@163.com

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Diode
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Product description

GD-708< span >Ptype (foreign counterpartsR1868, P578)

 

GD-708P< span > type photosensitive tube is a cold cathode gas-filled Diode.

The tube has low working voltage, wide spectral response range, good daylight blindness, high sensitivity and Features such as fast response are mainly used in ultraviolet flame detection and monitors.

 

a, dimensions

The height of the photosensitive tube ( H)  (28±2)mm< /span>

Outer diameter of photosensitive tube (D)  Φ< /span>(18 span>±2)mm< /span>

Pin length ( L)      8mm

 

b, main parameters

1, spectral response range185nm290nm

2, peak wavelength 210nm

Parameters

Unit

Minimum

Maximum

Anode voltage

V

220

300

Peak current

mA

 

4

Average output current span>

mA

 

2

Ambient temperature

-30

80

 

c, working conditions and typical characteristics ( 25℃)

Parameters

Unit

Minimum

rated

Maximum

Starting voltage span>

V

 

 

195

pipe pressure drop span>

V

 

 

190

Working voltage range span>

V

220

260

300

Average output current span>

mA

 

1

 

Sensitivity

cps

 

2000< /span>

 

Background (count rate)

cps

 

 

10

Average life span

h

 

10000

 

 

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TEL:  +86-312-5845156 

E-MAIL: lstcgm@163.com

ADDRESS: Laishui County, Baoding City, Hebei Province , China .

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