First, overview: Fire alarm alarm (short for alarm) is a non-coding alarm alarm, suitable for installation in the explosive gas environment with II.B (II.C) class T6 temperature group, when the production site accident or fire and other emergencies, the fire alarm controller sent the control signal to start the alarm circuit, issued an audible alarm signal, complete the alarm purpose. This product can also be used with manual alarm button, to achieve a simple sound alarm purpose. Alarm bells can be used with any manufacturer's fire alarm controller at home and abroad. The alarm bell is a kind of fire alarm device with high reliability and strong anti-jamming ability. This product conforms to GB3836.1-2000 less than less than explosive gas environmental electrical equipment Part 1: general requirements greater than greater than, GB3836.2-2000 less than explosive gas environment electrical equipment Part 2: explosion-proof type "d" is greater than greater. After the designated inspection unit inspection passed, and obtained the certificate of conformity.
Second, the main technical parameters
Sign
ExdⅡCT6
Operating voltage
DC24V
Alarm current
≤25mA（DC24V）
Sound intensity
95dB～100dB
Use environment
Temperature: -20C to 50C Relative humidity: -95% no dew Atmospheric pressure: 80kPa to 110kPa
