National wholesale ventilation mode signal light box supply in Xi'an

规格：

400*500*200

重量：

10.5kg

材质：

合金

r , ) One purpose
: r , The ventilation mode signal control box is used as a special device for underground engineering (civil air defense). It is used for command transmission and alarm signal display for switching between different protective ventilation modes in wartime fortifications.
: r , ) Composed of two signal devices
: r , The ventilation mode signal control box is composed of a through-type signal control box at the command end and several signal boxes at the receiving end. The control box has two types of output: channel and channel output. Since the command terminal also has a signal input and adopts unified signal parameters, this device can be used for the ventilation signal system of individual fortifications, and can also be used to form a hierarchical signal system in a group of civil air defense fortifications to achieve unified command and operation in area wartime. .
: r, ) Features of the three devices
: r, has a signaling monitoring function, which can detect signal transmission failures in time
: r, B has a receiving end reply signal, which can timely grasp each duty position The execution status
: r, can carry out system self-check and test, which is convenient for maintenance and management
: r, has strong versatility, the system can be expanded arbitrarily, and is suitable for various scales of civil air defense fortifications and areas.
: r , ) Four technical specifications
, , :
r : < Product name
Purpose
>Signal mode
Number of output signal loops
Number of input signal loops
Number of transmission line cores
Attached doorbell

< Clean type
Toxin filter type
Isolated type
Audio

Superior fortification signal sending end or lower level fortification sending end for receiving end
Green light
Yellow light
Red light
Warning lights


Each circuit core
Each circuit core



Duty post signal alarm and display
/
Core
/

:
: ) Five appearance Ruler
r: Structure
>Outline Dimensions
>Mounting Hole Dimensions

< Width
Height
Thickness< br/> Number of holes
Horizontal number
Vertical distance

< Ventilation mode signal control box
Wall-mounted type



Hole Ф



< Road ventilation mode signal control box



Hole Ф
/>





Hole Ф

/

: )Six schematics

, , < r/: br />