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General| Brand | Aritech |
|---|---|
| Model | 900 Series |
| Category | Fire Alarms |
| Language | English |
Covers the FD950 beam detector, its components, operation, and features.
Details the zone monitoring unit, its wiring diagram, and usage notes.
Details wiring connections for the IU950D dual isolator in DIN mount configuration.
Explains the 11955D DIN-rail zone monitor, its function, and wiring.
Details the IO956D DIN-rail sounder control unit for controlling external sounders.
Explains the IO955D DIN-rail output unit, its relay output, and loop power.
Details the IO950D DIN-rail input/output unit, its terminals, and inputs.
Covers the 11952D DIN-rail switch monitor, its inputs, and fault reporting.
Explains the 11953D DIN-rail switch monitor plus, its features, and electrical considerations.
Introduces intrinsically safe fire detection systems and their design considerations.
Discusses design requirements, cable limits, and installation standards for intrinsically safe systems.
Details limits on current drain and LED illumination for intrinsically safe circuits.
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