J-SAP-M-T22 Ex type manual fire alarm button (explosion-proof type)
J-SAP-M-T22 Ex Manual fire call points (Explosion proof type)
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- Commodity name: J-SAP-M-T22 Ex type manual fire alarm button (explosion-proof type)
J-SAP-M-T22 Ex Manual fire call points (Explosion proof type)
J-SAP-M-T22 Ex type manual fire alarm button is a new intelligent explosion-proof alarm button developed by our company. Suitable for installation in the environment containing explosive gas. It can effectively resist the influence of dust pollution and humid air. When the fire is confirmed manually by pressing the button on the alarm button, the fire alarm signal can be sent to the controller. It can be connected with all the newly developed fire alarm controllers of the company (such as F11, F21, F61, F13, etc.), using electronic coding, accounting for a loop address.
Main Features
Meet the national standard GB 19880-2005 "Manual fire alarm button" and GB 3836.2-2010 "Equipment protected by Flameproof housing" d ".Use a reset tool to reset the transparent plastic parts after they are pressed down.
Software and hardware multistage filtering, improve the anti-interference ability of the alarm button, has a good suppression effect on electromagnetic interference.
Communicate with the controller through the loop two bus.
Suitable for gas explosion environment 1, 2 zone.
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Operating voltage
The bus24V
Current of operation
＜0.4mA
Alarm current ＜1.4mA
Fire alarm lamp Red, shining during inspection, often bright alarm
Range of humidity ≤95％RH(No set frost)
Temperature of storage -20℃～+70℃
Operating temperature -10℃～+50℃
Mode of encoding Electronic coding
Explosion proof class ExdⅡCT6Gb
Overall dimensions 132mm*140mm*61mm
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