AS-i LED/Buzzer EM Contin. tone 30VDC RD

  • LED permanent beacon with additional continuous tone for two-stage signalling
  • Silence the audible signal by lightly pressing the frontal area to activate acknowledgement function
  • Acknowledgement signal fed back to the Master via AS-Interface Bus
  • Maintenance-free durability up to 50,000 hours
Part No.: 450.110.55
Voltage: 18,5 - 31,6V (ASI) DC
Sound output: 80
Light colour: Red
Signal effect: Permanent
Fixing: Built-in mounting
Diameter in mm: 50 mm
Height in mm: 81 mm
Protection rating: IP65
  • AS-i
  • CE
  • RoHS
  • cULus
  • UKCA
Select colour:
Select voltage:

$ 300.21*


$ 300.21*

Mechanical data
Height 81 mm
Diameter 50 mm
Materials PC
Dome colour Red
Housing colour Black
Protection category IP65
Connection Screw terminals
cross-sectional area maximum 1,50mm² / 16AWG
Type of fixing Built-in mounting
Working temperature minimum -20°C
Working temperature maximum +50°C
Weight with packaging 57 g
Product weight 41 g
Electrical data
Operating voltage 18,5 - 31,6V (ASI)
Operating voltage type DC
Rated operational current 80 mA
Rated inrush current 500 mA
Protection class Protection class 2
Pollution degree 3
In the connection area: 2
AS-i Slave Type A/B
AS-i Profile S-B.A.E
connectivity AS-Interface
Optical data
Light source LED
Light colour Red
Optical signal image Permanent
Service life optical 50,000 h maximum
Acoustic data
Volume (max) at 1m distance 80,0 dB (A)
Acoustic signal image Continuous tone
Audio frequency 2800 Hz
Acoustic service life 5,000 h minimum
Approval data
Conforms with CE Yes
Conforms with ATEX-directive No
Conforms with CCC No
Conforms with UL cULus
UL Type Rating Type 12
Conforms with FCC No
Conforms with IC No
EAC certificate available Yes
Conforms with UKCA (Importer) Yes (WERMA (UK) Ltd.)
Conforms with AS-I Yes
ICAO Certification No
Conforms with DNV No
Conforms with RoHS CN No
Conforms with VdS No

Tone type 1