User manual

Mini Square Beacons
Mini square 5 Joule strobe beacons for general signaling applications. Bases accept conduit
connections in side and back of enclosure.
Base Color Supply Voltage Lens Color Cat. No.
Grey
24V AC/DC
Green
855B-GMS24R3
240V AC, 50/60 Hz
855B-GMS20R3
24V AC/DC
Red
855B-GMS24R4
240V AC, 50/60 Hz
855B-GMS20R4
24V AC/DC
Amber
855B-GMS24R5
240V AC, 50/60 Hz
855B-GMS20R5
24V AC/DC
Blue
855B-GMS24R6
240V AC, 50/60 Hz
855B-GMS20R6
24V AC/DC
Clear
855B-GMS24R7
240V AC, 50/60 Hz
855B-GMS20R7
24V AC/DC
Yellow
855B-GMS24R8
240V AC, 50/60 Hz
855B-GMS20R8
Product Selection
General-Purpose Electronic Horns
Improved performance over electromechanical alternative
 108 dB(A) maximum
 Three user-selectable tones to better contrast ambient noise
 Stepless volume control via potentiometer to adjust to changing ambient noise
 Lower current consumption at approximately half to one tenth of electromechanical alternative
 Longer life and maintenance-free due to non-moving parts and highly reliable discrete components
Suitable for humid, dirty, and corrosive environments
 Surface mount version rated UL Type 4/4X/13, IP66
 Semi-flush mount version rated UL Type 3R/13, IP54
 UV-stable plastics ideal for outdoors
Mounting Type Supply Voltage Cat. No.
Surface base with conduit entrance
24V AC/DC
855H-SG24GPA
240V AC
855H-SG20GPA
Semi-flush wall plate
24V AC/DC
855H-FG24GPA
240V AC
855H-FG20GPA
OPERATOR INTERFACE
Rockwell Automation
Visit our website: www.ab.com/catalogs
3-41
Bulletin 855H, 855B
Control and Indicating Units