LED stack light / steady / three-color / explosion-proof
Number of colors:
Signal towers are fundamental elements in
manufacturing processes for the visual and audible
signalling of the system status.
The signal towers can be assembled by stacking up to
7 modules, in the following sequence, starting from the
top: red, yellow, orange, blue, green and white.
The sound module, if any, must always be positioned at
the top of the signal tower.