“ZEFIRO” series wall-mounted and / or Semi-recessed natural gas (CH4) signaller with BUS input series
“ZEFIRO” series wall-mounted and / or Semi-recessed natural gas (CH4) signaller with BUS input series
TECHNICAL
SPECIFICATIONS
Power supply 230V a.c. 50-60Hz
Microprocessor with fume selection program to prevent false alarms
Microprocessor with timer to signal product service every 5 years
Digital BUS input
Alarm memory
ON / TEST selector
Self-diagnosis test
Signalling buzzer 85dB at 1m
ON indicator LED
Fault indicator LED
Gas concentration LED on 3 signalling levels
Intervention level 5.000 ppm 10% LIE
Wall-mounted IP 42
Dimensions (L x W x H) 120 x 40 x 82 mm
Semi-recessed installation with accessory IP 40
Dimensions (L x W x H) 120 x 27.5 x 82 mm