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These systems use the S90C 2 wire addressable communications controller and a programmable logic controller (PLC). Click here or on the picture above for more information on this type of system.
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These systems use the S90C 2 wire addressable communications controller, which contains microprocessors which are blown with a fixed program for simple control strategies. Click here or on the picture above for more information on this type of system.
These systems are most suitable for 24v motors where a power supply is incorporated in each junction box to reduce voltage drop over long cable runs. Click here or on the picture above for more information on this type of system.
The simplest panel will operate from one fire alarm zone. All dampers will be held open normally but will close on a fire signal. The dampers will automatically re-open when the fire signal returns to normal. Click here or on the picture above for more information on this type of system.