Werma 844 Series Siren unit, 24 V dc, AC, DC, IP54

The WERMA KombiSIGN 70 modular stacking signal tower is an ideal solution to the increasing requirement for safety, machine productivity and reduced downtime. The modular design of these stacking towers enables quick and easy installation. Each KombiSIGN module is equipped with a bayonet fixing with integral contact system. Simply align the corresponding white marks and gently twist to lock them in place.

• Suitable for machine and manual Andon indication
• Modular system allows a completely free combination of optical and audible signal elements
• Mechanical and electrical connection of the elements in the space of seconds using a bayonet connection system
• Completely safe element changes (contact-voltage proof) without the need for tools
• Protection rating IP54 for use in normal conditions
• Up to 5 elements can be mounted on a terminal base
• Flexible combination of optical and audible elements
• Optical isolation due to O-ring seal stopping illumination of adjacent element
• Operating voltage for the continuous incandescent element is dependant on bulb fitted
• LED EVS elements have an extremely bright, random sequence of light to immediately grab attention
• Ultra-bright elements are up to 20 times brighter than conventional LED beacons. Intelligent electronics ensure operation at maximum brightness
• Vocal element plays customer specific audio files in mp3 format (sounds, alarms, music or spoken word)
• Operating temperature range is -20 to +50 °C
• Polyamide body with polycarbonate lenses, 70 mm diameter

• Seven colours in one beacon
• Different colours can be triggered via the pins in the terminal element
• Positive and negative control logic
• The three basic colours (red/yellow/green) can be triggered using only two PLC outputs
• High light intensity

Lamps are not supplied and must be purchased separately. Not compatible with KombiSIGN 71.

UL listed, CSA, VDE

This WERMA siren emits a loud and continuous noise to warn of potential danger or malfunctions in your equipment. The loud sound output of up to 100dB (decibels) will quickly and efficiently alert staff to potential problems, improving the safety of your workplace. For maximum versatility, the siren can be integrated into a modular signal tower with combined visual and auditory signals. It's quick and simple to mount on a compatible WERMA base, making installation straightforward.

• IP54 (ingress protection) rating means it's protected against dust and water splashes
• Durable and abrasion-resistant polyamide (PA) body protects the siren from damage in heavy-duty industrial environments
• Broad operating temperature range of -20°C to +50°C for use in a variety of applications
• Compact dimensions of 70 (diameter) x 72mm (height) for use in tight spaces

• Automotive industry
• Automation applications
• Transportation industries

The base of the siren has a bayonet fixing with an integral contact system. Simply align the corresponding white marks and gently twist them to lock them in place. This makes for straightforward installation without the need for specialised tools.