FIELD: fire safety.
SUBSTANCE: device comprises a unit of indication, an address counter, a control unit, an address generation unit, a unit of signals selection, a unit of start sequence memory, a unit of transformation of n-digit parallel combination into serial one, a modulator, a matching device, a key generator, a generator of the first pseudorandom sequence, a demodulator, a comparison unit, a unit of the first memorising device, a generator of the second pseudorandom sequence, an electronic key, a unit of transformation of serial combination into parallel one, a unit of the second memorising device, a register of memory of controlled objects quantity, a counter of cycles, a communication line, a unit of signals selection, included into a transmission unit, a sensor including a unit of start sequence memory, a comparison unit, a generator of the second pseudorandom sequence, a unit of transformation of serial combination into n-digit parallel one, a unit of memory of individual address of device, a unit of transformation of n-digit parallel combination into serial one, a unit of address part verification, a modulator, a demodulator, a memory unit, a matching device.
EFFECT: expansion of functional capabilities of device due to provision of simultaneous protection of controlled objects group.
3 dwg
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Authors
Dates
2011-04-27—Published
2009-06-02—Filed