- monitored via LSN line,- Powered from LSN bus- Additional
powering for external
equipment- 2 direction FET isolation- surface mounted design
LSN couplers
NAK 100 LSN Branch coupler- to connect a derivation branch to
LSN elements- max. 32 detectors or 10 LSN push button on branch
(VdS regulation)- device deck contact
INSTALLING OF COUPLERS
LSN couplers
NBK 100 LSN fire coupler- to contact 2 wire conventional
detectors to
LSN line, EOLR- Up to 32 detectors or manual call point- built
in buzzer
INSTALLING OF COUPLERS
INSTALLING OF COUPLERS
LSN couplers
NSB 100 LSN Control coupler
Consist of a control and monitoring module- 3 variants of
connection:
a) Amplification (without acknowledgement)via relay
b) Controlling sounder, strobe (EOLR ordepolarisation)
c) Controlling sprinkler system (with acknowledgement)
LSN couplers
NSB 100 LSN for connecting- Sounder, strobe (monitored)- 4 wire
detectors with contact output,- Smoke flaps,- door magnet of fire
compartment doors- Special detectors (line smoke detector,
flame
detector),- Extinguishing system (control and monitoring)
INSTALLING OF COUPLERS
INSTALLING OF COUPLERS
INSTALLING OF COUPLERS
LSN couplers
NTK 100 LSN panel coupler- up to 8 open collector outputs, -
connection LED or relay- up to 100 mA/output- 2 input points (one
for tamper and a free
programmable)
INSTALLING OF COUPLERS
LSN couplers
NKK 100 LSN input module- up to 8 surveillance NO or NC
contacts- built in buzzer
