JD-T21 emergency start and stop button
JD-T21 Emergency start and stop button
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- Commodity name: JD-T21 emergency start and stop button
JD-T21 Emergency start and stop button
The emergency start and stop button is used to control the start and stop of the gas fire extinguishing system and the state transition of the control system. It is usually installed on site. When a fire breaks out in the protected area, press the emergency start button to send a signal to the gas fire extinguishing controller. The gas fire extinguishing controller issues the gas spraying command, and after a delay, starts the electromagnetic starter of the gas fire extinguishing system. During the delay period, if the on-site personnel confirm that there is no fire, they can immediately press the emergency stop button to stop the start of the gas fire extinguishing system. In order to avoid misoperation, the start button is protected by a plastic cover. In case of fire, break the plastic cover and press the corresponding button. Replace the plastic cover in time after use. Electronic code, accounting for a loop address.
Main Features
● Strong anti-interference ability, has good inhibition ability to electromagnetic interference.● Communicate with the controller through the loop two bus.
● With emergency start, stop and hand/automatic state transition function.
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Operating voltage DC24V Operating current < 0.4mA Alarm current < 1.4mA Storage temperature -20℃ ~ +70℃ Operating temperature -10℃ ~ +50℃ Overall dimensions 100mm*100mm*50mm
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