855T-B24FN3

The 855T-B24FN3 Control Tower Stack Light is a light-only signaling stack light module from the Allen-Bradley Bulletin 855T Stack Light series. The Bulletin 855T Stack Light modules offer several easy-to-use features such as the simplified module stacking option that does not require special tools. The stacking of the 855T light and sound modules is as simple as fixing, twisting, and snapping them in place without any additional configuration. The 855T series devices are designed to help transmit both visual and audio signals across the factory floor. The Bulletin 855T lights are also designed to enhance safety and productivity across the factory floor in applications ranging from simple to complex machine operations. The 855T-B24FN3 Control Tower Stack Light can be used with PLCs or factory sensors to signal breakdowns or material storage situations, thereby reducing downtimes.

The 855T-B24FN3 Stack Light features black polycarbonate housing for protection in an extreme industrial environment. It has an IP 54/NEMA Type 12 ingress protection rating and an operating temperature range of -25 degrees Celsius to 70 degrees Celsius. The 855T-B24FN3 Stack Light is designed to meet worldwide standards such as the CE, and c-UL standards. The 855T-B24FN3 Stack Light has an operating voltage rating of 24 Volts AC/DC (14 to 30 Volts AC/DC range) and a maximum current rating of 271 milliamps. The 855T-B24FN3 Stack Light has a maximum leakage current rating of 3 milliamps It has a flashing frequency rating of 2 Hertz (1:1 time ON/OFF). The 855T-B24FN3 Stack Light has a minimum operating lifespan of 7,000 hours (under static conditions). The 855T-B24FN3 Stack Light  has a mean spherical candle power rating of 2.5 MSCP and a brightness rating of 31.4 Lumen. The 855T-B24FN3 Stack Light offers incandescent flashing light through a green lens covering as its light signal.