Technical Terms - Siemens FDCW221 Technical Manual

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Technical terms

1.3 Technical terms
10 | 82
Building Technologies
Fire Safety
Term Explanation
AI Alarm indicator
dB Decibel: logarithmic relationship between two levels.
DOW1171 Radio smoke detector
DZW1171 Radio test set
EAI External alarm indicator
EMC Electromagnetic compatibility
ERP Effective Radiated Power
FDnet Addressed detector line
FDUL221 Line tester
FDUZ221 MCL-USB adapter. Protocol converter from USB to MC-Link.
Radio detector Devices which can communicate with the radio gateway using radio.
Radio cell Radio range, i.e. range of a gateway
Gateway Network bridge which links two different systems or networks.
LED Light-emitting diode
MC link Maintenance and commissioning link
PC Personal computer
RadioSpy Test unit for observing, monitoring and configuring a radio detector cell.
SMF121 Manual call point
SMF6120 Radio base
SPU60xx Radio module
SRD band Reserved frequency band with defined usage rules (Short Range Device
Band)
USB Universal Serial Bus
009865_m_en_--
2015-11-06