摘要 |
Smoke fire signal device has two sockets for connection to loop of fire signalization, element of one-side conductivity, former of signal of smoke registration, indicator, capacitor, Generator, two shift registers, common bus and power supply bus, two integrators, two high frequency filters, boundary element, circuit for release by feeding voltage, amplifier, photodiode, current key, infrared radiating diode, chamber with light absorbing walls. For temperature stabilization of sensitivity signal device additionally includes third integrator and restrictor of current and voltage. |