The signal towers can be assembled by stacking up to 5 light modules or 4 light modules and 1 sound module.

Technical characteristics
– maximum operational voltage: 26.4VDC - 240VAC
– light, sound and wiring modules consumption:
     • light modules: 1.2VA
     • sound modules: 1.7VA
     • wiring modules: 1VA
– number of stackable modules: 5
– connections: screw clamp terminals and conductor section 0.25...1,5mm2 /AWG16...24
– operating temperature: -30...+50°C
– IEC degree of protection: IP65 for wiring modules, light modules, top cover and sound module LTN70MSL.